1 /*- 2 * Copyright (c) 2008 Weongyo Jeong <weongyo@FreeBSD.org> 3 * 4 * Permission to use, copy, modify, and distribute this software for any 5 * purpose with or without fee is hereby granted, provided that the above 6 * copyright notice and this permission notice appear in all copies. 7 * 8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15 */ 16 17 #include <sys/cdefs.h> 18 __FBSDID("$FreeBSD$"); 19 20 #include "opt_wlan.h" 21 22 #include <sys/param.h> 23 #include <sys/sockio.h> 24 #include <sys/sysctl.h> 25 #include <sys/lock.h> 26 #include <sys/mutex.h> 27 #include <sys/mbuf.h> 28 #include <sys/kernel.h> 29 #include <sys/socket.h> 30 #include <sys/systm.h> 31 #include <sys/malloc.h> 32 #include <sys/module.h> 33 #include <sys/bus.h> 34 #include <sys/endian.h> 35 #include <sys/kdb.h> 36 37 #include <net/if.h> 38 #include <net/if_var.h> 39 #include <net/if_arp.h> 40 #include <net/ethernet.h> 41 #include <net/if_dl.h> 42 #include <net/if_media.h> 43 #include <net/if_types.h> 44 45 #ifdef INET 46 #include <netinet/in.h> 47 #include <netinet/in_systm.h> 48 #include <netinet/in_var.h> 49 #include <netinet/if_ether.h> 50 #include <netinet/ip.h> 51 #endif 52 53 #include <net80211/ieee80211_var.h> 54 #include <net80211/ieee80211_regdomain.h> 55 #include <net80211/ieee80211_radiotap.h> 56 57 #include <dev/usb/usb.h> 58 #include <dev/usb/usbdi.h> 59 #include "usbdevs.h" 60 61 #include <dev/usb/wlan/if_urtwreg.h> 62 #include <dev/usb/wlan/if_urtwvar.h> 63 64 /* copy some rate indices from if_rtwn_ridx.h */ 65 #define URTW_RIDX_CCK5 2 66 #define URTW_RIDX_CCK11 3 67 #define URTW_RIDX_OFDM6 4 68 #define URTW_RIDX_OFDM24 8 69 70 static SYSCTL_NODE(_hw_usb, OID_AUTO, urtw, CTLFLAG_RW | CTLFLAG_MPSAFE, 0, 71 "USB Realtek 8187L"); 72 #ifdef URTW_DEBUG 73 int urtw_debug = 0; 74 SYSCTL_INT(_hw_usb_urtw, OID_AUTO, debug, CTLFLAG_RWTUN, &urtw_debug, 0, 75 "control debugging printfs"); 76 enum { 77 URTW_DEBUG_XMIT = 0x00000001, /* basic xmit operation */ 78 URTW_DEBUG_RECV = 0x00000002, /* basic recv operation */ 79 URTW_DEBUG_RESET = 0x00000004, /* reset processing */ 80 URTW_DEBUG_TX_PROC = 0x00000008, /* tx ISR proc */ 81 URTW_DEBUG_RX_PROC = 0x00000010, /* rx ISR proc */ 82 URTW_DEBUG_STATE = 0x00000020, /* 802.11 state transitions */ 83 URTW_DEBUG_STAT = 0x00000040, /* statistic */ 84 URTW_DEBUG_INIT = 0x00000080, /* initialization of dev */ 85 URTW_DEBUG_TXSTATUS = 0x00000100, /* tx status */ 86 URTW_DEBUG_ANY = 0xffffffff 87 }; 88 #define DPRINTF(sc, m, fmt, ...) do { \ 89 if (sc->sc_debug & (m)) \ 90 printf(fmt, __VA_ARGS__); \ 91 } while (0) 92 #else 93 #define DPRINTF(sc, m, fmt, ...) do { \ 94 (void) sc; \ 95 } while (0) 96 #endif 97 static int urtw_preamble_mode = URTW_PREAMBLE_MODE_LONG; 98 SYSCTL_INT(_hw_usb_urtw, OID_AUTO, preamble_mode, CTLFLAG_RWTUN, 99 &urtw_preamble_mode, 0, "set the preable mode (long or short)"); 100 101 /* recognized device vendors/products */ 102 #define urtw_lookup(v, p) \ 103 ((const struct urtw_type *)usb_lookup(urtw_devs, v, p)) 104 #define URTW_DEV_B(v,p) \ 105 { USB_VPI(USB_VENDOR_##v, USB_PRODUCT_##v##_##p, URTW_REV_RTL8187B) } 106 #define URTW_DEV_L(v,p) \ 107 { USB_VPI(USB_VENDOR_##v, USB_PRODUCT_##v##_##p, URTW_REV_RTL8187L) } 108 #define URTW_REV_RTL8187B 0 109 #define URTW_REV_RTL8187L 1 110 static const STRUCT_USB_HOST_ID urtw_devs[] = { 111 URTW_DEV_B(NETGEAR, WG111V3), 112 URTW_DEV_B(REALTEK, RTL8187B_0), 113 URTW_DEV_B(REALTEK, RTL8187B_1), 114 URTW_DEV_B(REALTEK, RTL8187B_2), 115 URTW_DEV_B(SITECOMEU, WL168V4), 116 URTW_DEV_L(ASUS, P5B_WIFI), 117 URTW_DEV_L(BELKIN, F5D7050E), 118 URTW_DEV_L(LINKSYS4, WUSB54GCV2), 119 URTW_DEV_L(NETGEAR, WG111V2), 120 URTW_DEV_L(REALTEK, RTL8187), 121 URTW_DEV_L(SITECOMEU, WL168V1), 122 URTW_DEV_L(SURECOM, EP9001G2A), 123 { USB_VPI(USB_VENDOR_OVISLINK, 0x8187, URTW_REV_RTL8187L) }, 124 { USB_VPI(USB_VENDOR_DICKSMITH, 0x9401, URTW_REV_RTL8187L) }, 125 { USB_VPI(USB_VENDOR_HP, 0xca02, URTW_REV_RTL8187L) }, 126 { USB_VPI(USB_VENDOR_LOGITEC, 0x010c, URTW_REV_RTL8187L) }, 127 { USB_VPI(USB_VENDOR_NETGEAR, 0x6100, URTW_REV_RTL8187L) }, 128 { USB_VPI(USB_VENDOR_SPHAIRON, 0x0150, URTW_REV_RTL8187L) }, 129 { USB_VPI(USB_VENDOR_QCOM, 0x6232, URTW_REV_RTL8187L) }, 130 #undef URTW_DEV_L 131 #undef URTW_DEV_B 132 }; 133 134 #define urtw_read8_m(sc, val, data) do { \ 135 error = urtw_read8_c(sc, val, data); \ 136 if (error != 0) \ 137 goto fail; \ 138 } while (0) 139 #define urtw_write8_m(sc, val, data) do { \ 140 error = urtw_write8_c(sc, val, data); \ 141 if (error != 0) \ 142 goto fail; \ 143 } while (0) 144 #define urtw_read16_m(sc, val, data) do { \ 145 error = urtw_read16_c(sc, val, data); \ 146 if (error != 0) \ 147 goto fail; \ 148 } while (0) 149 #define urtw_write16_m(sc, val, data) do { \ 150 error = urtw_write16_c(sc, val, data); \ 151 if (error != 0) \ 152 goto fail; \ 153 } while (0) 154 #define urtw_read32_m(sc, val, data) do { \ 155 error = urtw_read32_c(sc, val, data); \ 156 if (error != 0) \ 157 goto fail; \ 158 } while (0) 159 #define urtw_write32_m(sc, val, data) do { \ 160 error = urtw_write32_c(sc, val, data); \ 161 if (error != 0) \ 162 goto fail; \ 163 } while (0) 164 #define urtw_8187_write_phy_ofdm(sc, val, data) do { \ 165 error = urtw_8187_write_phy_ofdm_c(sc, val, data); \ 166 if (error != 0) \ 167 goto fail; \ 168 } while (0) 169 #define urtw_8187_write_phy_cck(sc, val, data) do { \ 170 error = urtw_8187_write_phy_cck_c(sc, val, data); \ 171 if (error != 0) \ 172 goto fail; \ 173 } while (0) 174 #define urtw_8225_write(sc, val, data) do { \ 175 error = urtw_8225_write_c(sc, val, data); \ 176 if (error != 0) \ 177 goto fail; \ 178 } while (0) 179 180 struct urtw_pair { 181 uint32_t reg; 182 uint32_t val; 183 }; 184 185 static uint8_t urtw_8225_agc[] = { 186 0x9e, 0x9e, 0x9e, 0x9e, 0x9e, 0x9e, 0x9e, 0x9e, 0x9d, 0x9c, 0x9b, 187 0x9a, 0x99, 0x98, 0x97, 0x96, 0x95, 0x94, 0x93, 0x92, 0x91, 0x90, 188 0x8f, 0x8e, 0x8d, 0x8c, 0x8b, 0x8a, 0x89, 0x88, 0x87, 0x86, 0x85, 189 0x84, 0x83, 0x82, 0x81, 0x80, 0x3f, 0x3e, 0x3d, 0x3c, 0x3b, 0x3a, 190 0x39, 0x38, 0x37, 0x36, 0x35, 0x34, 0x33, 0x32, 0x31, 0x30, 0x2f, 191 0x2e, 0x2d, 0x2c, 0x2b, 0x2a, 0x29, 0x28, 0x27, 0x26, 0x25, 0x24, 192 0x23, 0x22, 0x21, 0x20, 0x1f, 0x1e, 0x1d, 0x1c, 0x1b, 0x1a, 0x19, 193 0x18, 0x17, 0x16, 0x15, 0x14, 0x13, 0x12, 0x11, 0x10, 0x0f, 0x0e, 194 0x0d, 0x0c, 0x0b, 0x0a, 0x09, 0x08, 0x07, 0x06, 0x05, 0x04, 0x03, 195 0x02, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 196 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 197 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01 198 }; 199 200 static uint8_t urtw_8225z2_agc[] = { 201 0x5e, 0x5e, 0x5e, 0x5e, 0x5d, 0x5b, 0x59, 0x57, 0x55, 0x53, 0x51, 202 0x4f, 0x4d, 0x4b, 0x49, 0x47, 0x45, 0x43, 0x41, 0x3f, 0x3d, 0x3b, 203 0x39, 0x37, 0x35, 0x33, 0x31, 0x2f, 0x2d, 0x2b, 0x29, 0x27, 0x25, 204 0x23, 0x21, 0x1f, 0x1d, 0x1b, 0x19, 0x17, 0x15, 0x13, 0x11, 0x0f, 205 0x0d, 0x0b, 0x09, 0x07, 0x05, 0x03, 0x01, 0x01, 0x01, 0x01, 0x01, 206 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x19, 0x19, 207 0x19, 0x19, 0x19, 0x19, 0x19, 0x19, 0x19, 0x20, 0x21, 0x22, 0x23, 208 0x24, 0x25, 0x26, 0x26, 0x27, 0x27, 0x28, 0x28, 0x29, 0x2a, 0x2a, 209 0x2a, 0x2b, 0x2b, 0x2b, 0x2c, 0x2c, 0x2c, 0x2d, 0x2d, 0x2d, 0x2d, 210 0x2e, 0x2e, 0x2e, 0x2e, 0x2f, 0x2f, 0x2f, 0x30, 0x30, 0x31, 0x31, 211 0x31, 0x31, 0x31, 0x31, 0x31, 0x31, 0x31, 0x31, 0x31, 0x31, 0x31, 212 0x31, 0x31, 0x31, 0x31, 0x31, 0x31, 0x31 213 }; 214 215 static uint32_t urtw_8225_channel[] = { 216 0x0000, /* dummy channel 0 */ 217 0x085c, /* 1 */ 218 0x08dc, /* 2 */ 219 0x095c, /* 3 */ 220 0x09dc, /* 4 */ 221 0x0a5c, /* 5 */ 222 0x0adc, /* 6 */ 223 0x0b5c, /* 7 */ 224 0x0bdc, /* 8 */ 225 0x0c5c, /* 9 */ 226 0x0cdc, /* 10 */ 227 0x0d5c, /* 11 */ 228 0x0ddc, /* 12 */ 229 0x0e5c, /* 13 */ 230 0x0f72, /* 14 */ 231 }; 232 233 static uint8_t urtw_8225_gain[] = { 234 0x23, 0x88, 0x7c, 0xa5, /* -82dbm */ 235 0x23, 0x88, 0x7c, 0xb5, /* -82dbm */ 236 0x23, 0x88, 0x7c, 0xc5, /* -82dbm */ 237 0x33, 0x80, 0x79, 0xc5, /* -78dbm */ 238 0x43, 0x78, 0x76, 0xc5, /* -74dbm */ 239 0x53, 0x60, 0x73, 0xc5, /* -70dbm */ 240 0x63, 0x58, 0x70, 0xc5, /* -66dbm */ 241 }; 242 243 static struct urtw_pair urtw_8225_rf_part1[] = { 244 { 0x00, 0x0067 }, { 0x01, 0x0fe0 }, { 0x02, 0x044d }, { 0x03, 0x0441 }, 245 { 0x04, 0x0486 }, { 0x05, 0x0bc0 }, { 0x06, 0x0ae6 }, { 0x07, 0x082a }, 246 { 0x08, 0x001f }, { 0x09, 0x0334 }, { 0x0a, 0x0fd4 }, { 0x0b, 0x0391 }, 247 { 0x0c, 0x0050 }, { 0x0d, 0x06db }, { 0x0e, 0x0029 }, { 0x0f, 0x0914 }, 248 }; 249 250 static struct urtw_pair urtw_8225_rf_part2[] = { 251 { 0x00, 0x01 }, { 0x01, 0x02 }, { 0x02, 0x42 }, { 0x03, 0x00 }, 252 { 0x04, 0x00 }, { 0x05, 0x00 }, { 0x06, 0x40 }, { 0x07, 0x00 }, 253 { 0x08, 0x40 }, { 0x09, 0xfe }, { 0x0a, 0x09 }, { 0x0b, 0x80 }, 254 { 0x0c, 0x01 }, { 0x0e, 0xd3 }, { 0x0f, 0x38 }, { 0x10, 0x84 }, 255 { 0x11, 0x06 }, { 0x12, 0x20 }, { 0x13, 0x20 }, { 0x14, 0x00 }, 256 { 0x15, 0x40 }, { 0x16, 0x00 }, { 0x17, 0x40 }, { 0x18, 0xef }, 257 { 0x19, 0x19 }, { 0x1a, 0x20 }, { 0x1b, 0x76 }, { 0x1c, 0x04 }, 258 { 0x1e, 0x95 }, { 0x1f, 0x75 }, { 0x20, 0x1f }, { 0x21, 0x27 }, 259 { 0x22, 0x16 }, { 0x24, 0x46 }, { 0x25, 0x20 }, { 0x26, 0x90 }, 260 { 0x27, 0x88 } 261 }; 262 263 static struct urtw_pair urtw_8225_rf_part3[] = { 264 { 0x00, 0x98 }, { 0x03, 0x20 }, { 0x04, 0x7e }, { 0x05, 0x12 }, 265 { 0x06, 0xfc }, { 0x07, 0x78 }, { 0x08, 0x2e }, { 0x10, 0x9b }, 266 { 0x11, 0x88 }, { 0x12, 0x47 }, { 0x13, 0xd0 }, { 0x19, 0x00 }, 267 { 0x1a, 0xa0 }, { 0x1b, 0x08 }, { 0x40, 0x86 }, { 0x41, 0x8d }, 268 { 0x42, 0x15 }, { 0x43, 0x18 }, { 0x44, 0x1f }, { 0x45, 0x1e }, 269 { 0x46, 0x1a }, { 0x47, 0x15 }, { 0x48, 0x10 }, { 0x49, 0x0a }, 270 { 0x4a, 0x05 }, { 0x4b, 0x02 }, { 0x4c, 0x05 } 271 }; 272 273 static uint16_t urtw_8225_rxgain[] = { 274 0x0400, 0x0401, 0x0402, 0x0403, 0x0404, 0x0405, 0x0408, 0x0409, 275 0x040a, 0x040b, 0x0502, 0x0503, 0x0504, 0x0505, 0x0540, 0x0541, 276 0x0542, 0x0543, 0x0544, 0x0545, 0x0580, 0x0581, 0x0582, 0x0583, 277 0x0584, 0x0585, 0x0588, 0x0589, 0x058a, 0x058b, 0x0643, 0x0644, 278 0x0645, 0x0680, 0x0681, 0x0682, 0x0683, 0x0684, 0x0685, 0x0688, 279 0x0689, 0x068a, 0x068b, 0x068c, 0x0742, 0x0743, 0x0744, 0x0745, 280 0x0780, 0x0781, 0x0782, 0x0783, 0x0784, 0x0785, 0x0788, 0x0789, 281 0x078a, 0x078b, 0x078c, 0x078d, 0x0790, 0x0791, 0x0792, 0x0793, 282 0x0794, 0x0795, 0x0798, 0x0799, 0x079a, 0x079b, 0x079c, 0x079d, 283 0x07a0, 0x07a1, 0x07a2, 0x07a3, 0x07a4, 0x07a5, 0x07a8, 0x07a9, 284 0x07aa, 0x07ab, 0x07ac, 0x07ad, 0x07b0, 0x07b1, 0x07b2, 0x07b3, 285 0x07b4, 0x07b5, 0x07b8, 0x07b9, 0x07ba, 0x07bb, 0x07bb 286 }; 287 288 static uint8_t urtw_8225_threshold[] = { 289 0x8d, 0x8d, 0x8d, 0x8d, 0x9d, 0xad, 0xbd, 290 }; 291 292 static uint8_t urtw_8225_tx_gain_cck_ofdm[] = { 293 0x02, 0x06, 0x0e, 0x1e, 0x3e, 0x7e 294 }; 295 296 static uint8_t urtw_8225_txpwr_cck[] = { 297 0x18, 0x17, 0x15, 0x11, 0x0c, 0x08, 0x04, 0x02, 298 0x1b, 0x1a, 0x17, 0x13, 0x0e, 0x09, 0x04, 0x02, 299 0x1f, 0x1e, 0x1a, 0x15, 0x10, 0x0a, 0x05, 0x02, 300 0x22, 0x21, 0x1d, 0x18, 0x11, 0x0b, 0x06, 0x02, 301 0x26, 0x25, 0x21, 0x1b, 0x14, 0x0d, 0x06, 0x03, 302 0x2b, 0x2a, 0x25, 0x1e, 0x16, 0x0e, 0x07, 0x03 303 }; 304 305 static uint8_t urtw_8225_txpwr_cck_ch14[] = { 306 0x18, 0x17, 0x15, 0x0c, 0x00, 0x00, 0x00, 0x00, 307 0x1b, 0x1a, 0x17, 0x0e, 0x00, 0x00, 0x00, 0x00, 308 0x1f, 0x1e, 0x1a, 0x0f, 0x00, 0x00, 0x00, 0x00, 309 0x22, 0x21, 0x1d, 0x11, 0x00, 0x00, 0x00, 0x00, 310 0x26, 0x25, 0x21, 0x13, 0x00, 0x00, 0x00, 0x00, 311 0x2b, 0x2a, 0x25, 0x15, 0x00, 0x00, 0x00, 0x00 312 }; 313 314 static uint8_t urtw_8225_txpwr_ofdm[]={ 315 0x80, 0x90, 0xa2, 0xb5, 0xcb, 0xe4 316 }; 317 318 static uint8_t urtw_8225v2_gain_bg[]={ 319 0x23, 0x15, 0xa5, /* -82-1dbm */ 320 0x23, 0x15, 0xb5, /* -82-2dbm */ 321 0x23, 0x15, 0xc5, /* -82-3dbm */ 322 0x33, 0x15, 0xc5, /* -78dbm */ 323 0x43, 0x15, 0xc5, /* -74dbm */ 324 0x53, 0x15, 0xc5, /* -70dbm */ 325 0x63, 0x15, 0xc5, /* -66dbm */ 326 }; 327 328 static struct urtw_pair urtw_8225v2_rf_part1[] = { 329 { 0x00, 0x02bf }, { 0x01, 0x0ee0 }, { 0x02, 0x044d }, { 0x03, 0x0441 }, 330 { 0x04, 0x08c3 }, { 0x05, 0x0c72 }, { 0x06, 0x00e6 }, { 0x07, 0x082a }, 331 { 0x08, 0x003f }, { 0x09, 0x0335 }, { 0x0a, 0x09d4 }, { 0x0b, 0x07bb }, 332 { 0x0c, 0x0850 }, { 0x0d, 0x0cdf }, { 0x0e, 0x002b }, { 0x0f, 0x0114 } 333 }; 334 335 static struct urtw_pair urtw_8225v2b_rf_part0[] = { 336 { 0x00, 0x00b7 }, { 0x01, 0x0ee0 }, { 0x02, 0x044d }, { 0x03, 0x0441 }, 337 { 0x04, 0x08c3 }, { 0x05, 0x0c72 }, { 0x06, 0x00e6 }, { 0x07, 0x082a }, 338 { 0x08, 0x003f }, { 0x09, 0x0335 }, { 0x0a, 0x09d4 }, { 0x0b, 0x07bb }, 339 { 0x0c, 0x0850 }, { 0x0d, 0x0cdf }, { 0x0e, 0x002b }, { 0x0f, 0x0114 } 340 }; 341 342 static struct urtw_pair urtw_8225v2b_rf_part1[] = { 343 {0x0f0, 0x32}, {0x0f1, 0x32}, {0x0f2, 0x00}, 344 {0x0f3, 0x00}, {0x0f4, 0x32}, {0x0f5, 0x43}, 345 {0x0f6, 0x00}, {0x0f7, 0x00}, {0x0f8, 0x46}, 346 {0x0f9, 0xa4}, {0x0fa, 0x00}, {0x0fb, 0x00}, 347 {0x0fc, 0x96}, {0x0fd, 0xa4}, {0x0fe, 0x00}, 348 {0x0ff, 0x00}, {0x158, 0x4b}, {0x159, 0x00}, 349 {0x15a, 0x4b}, {0x15b, 0x00}, {0x160, 0x4b}, 350 {0x161, 0x09}, {0x162, 0x4b}, {0x163, 0x09}, 351 {0x1ce, 0x0f}, {0x1cf, 0x00}, {0x1e0, 0xff}, 352 {0x1e1, 0x0f}, {0x1e2, 0x00}, {0x1f0, 0x4e}, 353 {0x1f1, 0x01}, {0x1f2, 0x02}, {0x1f3, 0x03}, 354 {0x1f4, 0x04}, {0x1f5, 0x05}, {0x1f6, 0x06}, 355 {0x1f7, 0x07}, {0x1f8, 0x08}, {0x24e, 0x00}, 356 {0x20c, 0x04}, {0x221, 0x61}, {0x222, 0x68}, 357 {0x223, 0x6f}, {0x224, 0x76}, {0x225, 0x7d}, 358 {0x226, 0x84}, {0x227, 0x8d}, {0x24d, 0x08}, 359 {0x250, 0x05}, {0x251, 0xf5}, {0x252, 0x04}, 360 {0x253, 0xa0}, {0x254, 0x1f}, {0x255, 0x23}, 361 {0x256, 0x45}, {0x257, 0x67}, {0x258, 0x08}, 362 {0x259, 0x08}, {0x25a, 0x08}, {0x25b, 0x08}, 363 {0x260, 0x08}, {0x261, 0x08}, {0x262, 0x08}, 364 {0x263, 0x08}, {0x264, 0xcf}, {0x272, 0x56}, 365 {0x273, 0x9a}, {0x034, 0xf0}, {0x035, 0x0f}, 366 {0x05b, 0x40}, {0x084, 0x88}, {0x085, 0x24}, 367 {0x088, 0x54}, {0x08b, 0xb8}, {0x08c, 0x07}, 368 {0x08d, 0x00}, {0x094, 0x1b}, {0x095, 0x12}, 369 {0x096, 0x00}, {0x097, 0x06}, {0x09d, 0x1a}, 370 {0x09f, 0x10}, {0x0b4, 0x22}, {0x0be, 0x80}, 371 {0x0db, 0x00}, {0x0ee, 0x00}, {0x091, 0x03}, 372 {0x24c, 0x00}, {0x39f, 0x00}, {0x08c, 0x01}, 373 {0x08d, 0x10}, {0x08e, 0x08}, {0x08f, 0x00} 374 }; 375 376 static struct urtw_pair urtw_8225v2_rf_part2[] = { 377 { 0x00, 0x01 }, { 0x01, 0x02 }, { 0x02, 0x42 }, { 0x03, 0x00 }, 378 { 0x04, 0x00 }, { 0x05, 0x00 }, { 0x06, 0x40 }, { 0x07, 0x00 }, 379 { 0x08, 0x40 }, { 0x09, 0xfe }, { 0x0a, 0x08 }, { 0x0b, 0x80 }, 380 { 0x0c, 0x01 }, { 0x0d, 0x43 }, { 0x0e, 0xd3 }, { 0x0f, 0x38 }, 381 { 0x10, 0x84 }, { 0x11, 0x07 }, { 0x12, 0x20 }, { 0x13, 0x20 }, 382 { 0x14, 0x00 }, { 0x15, 0x40 }, { 0x16, 0x00 }, { 0x17, 0x40 }, 383 { 0x18, 0xef }, { 0x19, 0x19 }, { 0x1a, 0x20 }, { 0x1b, 0x15 }, 384 { 0x1c, 0x04 }, { 0x1d, 0xc5 }, { 0x1e, 0x95 }, { 0x1f, 0x75 }, 385 { 0x20, 0x1f }, { 0x21, 0x17 }, { 0x22, 0x16 }, { 0x23, 0x80 }, 386 { 0x24, 0x46 }, { 0x25, 0x00 }, { 0x26, 0x90 }, { 0x27, 0x88 } 387 }; 388 389 static struct urtw_pair urtw_8225v2b_rf_part2[] = { 390 { 0x00, 0x10 }, { 0x01, 0x0d }, { 0x02, 0x01 }, { 0x03, 0x00 }, 391 { 0x04, 0x14 }, { 0x05, 0xfb }, { 0x06, 0xfb }, { 0x07, 0x60 }, 392 { 0x08, 0x00 }, { 0x09, 0x60 }, { 0x0a, 0x00 }, { 0x0b, 0x00 }, 393 { 0x0c, 0x00 }, { 0x0d, 0x5c }, { 0x0e, 0x00 }, { 0x0f, 0x00 }, 394 { 0x10, 0x40 }, { 0x11, 0x00 }, { 0x12, 0x40 }, { 0x13, 0x00 }, 395 { 0x14, 0x00 }, { 0x15, 0x00 }, { 0x16, 0xa8 }, { 0x17, 0x26 }, 396 { 0x18, 0x32 }, { 0x19, 0x33 }, { 0x1a, 0x07 }, { 0x1b, 0xa5 }, 397 { 0x1c, 0x6f }, { 0x1d, 0x55 }, { 0x1e, 0xc8 }, { 0x1f, 0xb3 }, 398 { 0x20, 0x0a }, { 0x21, 0xe1 }, { 0x22, 0x2C }, { 0x23, 0x8a }, 399 { 0x24, 0x86 }, { 0x25, 0x83 }, { 0x26, 0x34 }, { 0x27, 0x0f }, 400 { 0x28, 0x4f }, { 0x29, 0x24 }, { 0x2a, 0x6f }, { 0x2b, 0xc2 }, 401 { 0x2c, 0x6b }, { 0x2d, 0x40 }, { 0x2e, 0x80 }, { 0x2f, 0x00 }, 402 { 0x30, 0xc0 }, { 0x31, 0xc1 }, { 0x32, 0x58 }, { 0x33, 0xf1 }, 403 { 0x34, 0x00 }, { 0x35, 0xe4 }, { 0x36, 0x90 }, { 0x37, 0x3e }, 404 { 0x38, 0x6d }, { 0x39, 0x3c }, { 0x3a, 0xfb }, { 0x3b, 0x07 } 405 }; 406 407 static struct urtw_pair urtw_8225v2_rf_part3[] = { 408 { 0x00, 0x98 }, { 0x03, 0x20 }, { 0x04, 0x7e }, { 0x05, 0x12 }, 409 { 0x06, 0xfc }, { 0x07, 0x78 }, { 0x08, 0x2e }, { 0x09, 0x11 }, 410 { 0x0a, 0x17 }, { 0x0b, 0x11 }, { 0x10, 0x9b }, { 0x11, 0x88 }, 411 { 0x12, 0x47 }, { 0x13, 0xd0 }, { 0x19, 0x00 }, { 0x1a, 0xa0 }, 412 { 0x1b, 0x08 }, { 0x1d, 0x00 }, { 0x40, 0x86 }, { 0x41, 0x9d }, 413 { 0x42, 0x15 }, { 0x43, 0x18 }, { 0x44, 0x36 }, { 0x45, 0x35 }, 414 { 0x46, 0x2e }, { 0x47, 0x25 }, { 0x48, 0x1c }, { 0x49, 0x12 }, 415 { 0x4a, 0x09 }, { 0x4b, 0x04 }, { 0x4c, 0x05 } 416 }; 417 418 static uint16_t urtw_8225v2_rxgain[] = { 419 0x0000, 0x0001, 0x0002, 0x0003, 0x0004, 0x0005, 0x0008, 0x0009, 420 0x000a, 0x000b, 0x0102, 0x0103, 0x0104, 0x0105, 0x0140, 0x0141, 421 0x0142, 0x0143, 0x0144, 0x0145, 0x0180, 0x0181, 0x0182, 0x0183, 422 0x0184, 0x0185, 0x0188, 0x0189, 0x018a, 0x018b, 0x0243, 0x0244, 423 0x0245, 0x0280, 0x0281, 0x0282, 0x0283, 0x0284, 0x0285, 0x0288, 424 0x0289, 0x028a, 0x028b, 0x028c, 0x0342, 0x0343, 0x0344, 0x0345, 425 0x0380, 0x0381, 0x0382, 0x0383, 0x0384, 0x0385, 0x0388, 0x0389, 426 0x038a, 0x038b, 0x038c, 0x038d, 0x0390, 0x0391, 0x0392, 0x0393, 427 0x0394, 0x0395, 0x0398, 0x0399, 0x039a, 0x039b, 0x039c, 0x039d, 428 0x03a0, 0x03a1, 0x03a2, 0x03a3, 0x03a4, 0x03a5, 0x03a8, 0x03a9, 429 0x03aa, 0x03ab, 0x03ac, 0x03ad, 0x03b0, 0x03b1, 0x03b2, 0x03b3, 430 0x03b4, 0x03b5, 0x03b8, 0x03b9, 0x03ba, 0x03bb, 0x03bb 431 }; 432 433 static uint16_t urtw_8225v2b_rxgain[] = { 434 0x0400, 0x0401, 0x0402, 0x0403, 0x0404, 0x0405, 0x0408, 0x0409, 435 0x040a, 0x040b, 0x0502, 0x0503, 0x0504, 0x0505, 0x0540, 0x0541, 436 0x0542, 0x0543, 0x0544, 0x0545, 0x0580, 0x0581, 0x0582, 0x0583, 437 0x0584, 0x0585, 0x0588, 0x0589, 0x058a, 0x058b, 0x0643, 0x0644, 438 0x0645, 0x0680, 0x0681, 0x0682, 0x0683, 0x0684, 0x0685, 0x0688, 439 0x0689, 0x068a, 0x068b, 0x068c, 0x0742, 0x0743, 0x0744, 0x0745, 440 0x0780, 0x0781, 0x0782, 0x0783, 0x0784, 0x0785, 0x0788, 0x0789, 441 0x078a, 0x078b, 0x078c, 0x078d, 0x0790, 0x0791, 0x0792, 0x0793, 442 0x0794, 0x0795, 0x0798, 0x0799, 0x079a, 0x079b, 0x079c, 0x079d, 443 0x07a0, 0x07a1, 0x07a2, 0x07a3, 0x07a4, 0x07a5, 0x07a8, 0x07a9, 444 0x03aa, 0x03ab, 0x03ac, 0x03ad, 0x03b0, 0x03b1, 0x03b2, 0x03b3, 445 0x03b4, 0x03b5, 0x03b8, 0x03b9, 0x03ba, 0x03bb, 0x03bb 446 }; 447 448 static uint8_t urtw_8225v2_tx_gain_cck_ofdm[] = { 449 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 450 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 451 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 452 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 453 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 454 0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23, 455 }; 456 457 static uint8_t urtw_8225v2_txpwr_cck[] = { 458 0x36, 0x35, 0x2e, 0x25, 0x1c, 0x12, 0x09, 0x04 459 }; 460 461 static uint8_t urtw_8225v2_txpwr_cck_ch14[] = { 462 0x36, 0x35, 0x2e, 0x1b, 0x00, 0x00, 0x00, 0x00 463 }; 464 465 static uint8_t urtw_8225v2b_txpwr_cck[] = { 466 0x36, 0x35, 0x2e, 0x25, 0x1c, 0x12, 0x09, 0x04, 467 0x30, 0x2f, 0x29, 0x21, 0x19, 0x10, 0x08, 0x03, 468 0x2b, 0x2a, 0x25, 0x1e, 0x16, 0x0e, 0x07, 0x03, 469 0x26, 0x25, 0x21, 0x1b, 0x14, 0x0d, 0x06, 0x03 470 }; 471 472 static uint8_t urtw_8225v2b_txpwr_cck_ch14[] = { 473 0x36, 0x35, 0x2e, 0x1b, 0x00, 0x00, 0x00, 0x00, 474 0x30, 0x2f, 0x29, 0x15, 0x00, 0x00, 0x00, 0x00, 475 0x30, 0x2f, 0x29, 0x15, 0x00, 0x00, 0x00, 0x00, 476 0x30, 0x2f, 0x29, 0x15, 0x00, 0x00, 0x00, 0x00 477 }; 478 479 static struct urtw_pair urtw_ratetable[] = { 480 { 2, 0 }, { 4, 1 }, { 11, 2 }, { 12, 4 }, { 18, 5 }, 481 { 22, 3 }, { 24, 6 }, { 36, 7 }, { 48, 8 }, { 72, 9 }, 482 { 96, 10 }, { 108, 11 } 483 }; 484 485 #if 0 486 static const uint8_t urtw_8187b_reg_table[][3] = { 487 { 0xf0, 0x32, 0 }, { 0xf1, 0x32, 0 }, { 0xf2, 0x00, 0 }, 488 { 0xf3, 0x00, 0 }, { 0xf4, 0x32, 0 }, { 0xf5, 0x43, 0 }, 489 { 0xf6, 0x00, 0 }, { 0xf7, 0x00, 0 }, { 0xf8, 0x46, 0 }, 490 { 0xf9, 0xa4, 0 }, { 0xfa, 0x00, 0 }, { 0xfb, 0x00, 0 }, 491 { 0xfc, 0x96, 0 }, { 0xfd, 0xa4, 0 }, { 0xfe, 0x00, 0 }, 492 { 0xff, 0x00, 0 }, { 0x58, 0x4b, 1 }, { 0x59, 0x00, 1 }, 493 { 0x5a, 0x4b, 1 }, { 0x5b, 0x00, 1 }, { 0x60, 0x4b, 1 }, 494 { 0x61, 0x09, 1 }, { 0x62, 0x4b, 1 }, { 0x63, 0x09, 1 }, 495 { 0xce, 0x0f, 1 }, { 0xcf, 0x00, 1 }, { 0xe0, 0xff, 1 }, 496 { 0xe1, 0x0f, 1 }, { 0xe2, 0x00, 1 }, { 0xf0, 0x4e, 1 }, 497 { 0xf1, 0x01, 1 }, { 0xf2, 0x02, 1 }, { 0xf3, 0x03, 1 }, 498 { 0xf4, 0x04, 1 }, { 0xf5, 0x05, 1 }, { 0xf6, 0x06, 1 }, 499 { 0xf7, 0x07, 1 }, { 0xf8, 0x08, 1 }, { 0x4e, 0x00, 2 }, 500 { 0x0c, 0x04, 2 }, { 0x21, 0x61, 2 }, { 0x22, 0x68, 2 }, 501 { 0x23, 0x6f, 2 }, { 0x24, 0x76, 2 }, { 0x25, 0x7d, 2 }, 502 { 0x26, 0x84, 2 }, { 0x27, 0x8d, 2 }, { 0x4d, 0x08, 2 }, 503 { 0x50, 0x05, 2 }, { 0x51, 0xf5, 2 }, { 0x52, 0x04, 2 }, 504 { 0x53, 0xa0, 2 }, { 0x54, 0x1f, 2 }, { 0x55, 0x23, 2 }, 505 { 0x56, 0x45, 2 }, { 0x57, 0x67, 2 }, { 0x58, 0x08, 2 }, 506 { 0x59, 0x08, 2 }, { 0x5a, 0x08, 2 }, { 0x5b, 0x08, 2 }, 507 { 0x60, 0x08, 2 }, { 0x61, 0x08, 2 }, { 0x62, 0x08, 2 }, 508 { 0x63, 0x08, 2 }, { 0x64, 0xcf, 2 }, { 0x72, 0x56, 2 }, 509 { 0x73, 0x9a, 2 }, { 0x34, 0xf0, 0 }, { 0x35, 0x0f, 0 }, 510 { 0x5b, 0x40, 0 }, { 0x84, 0x88, 0 }, { 0x85, 0x24, 0 }, 511 { 0x88, 0x54, 0 }, { 0x8b, 0xb8, 0 }, { 0x8c, 0x07, 0 }, 512 { 0x8d, 0x00, 0 }, { 0x94, 0x1b, 0 }, { 0x95, 0x12, 0 }, 513 { 0x96, 0x00, 0 }, { 0x97, 0x06, 0 }, { 0x9d, 0x1a, 0 }, 514 { 0x9f, 0x10, 0 }, { 0xb4, 0x22, 0 }, { 0xbe, 0x80, 0 }, 515 { 0xdb, 0x00, 0 }, { 0xee, 0x00, 0 }, { 0x91, 0x03, 0 }, 516 { 0x4c, 0x00, 2 }, { 0x9f, 0x00, 3 }, { 0x8c, 0x01, 0 }, 517 { 0x8d, 0x10, 0 }, { 0x8e, 0x08, 0 }, { 0x8f, 0x00, 0 } 518 }; 519 #endif 520 521 static usb_callback_t urtw_bulk_rx_callback; 522 static usb_callback_t urtw_bulk_tx_callback; 523 static usb_callback_t urtw_bulk_tx_status_callback; 524 525 static const struct usb_config urtw_8187b_usbconfig[URTW_8187B_N_XFERS] = { 526 [URTW_8187B_BULK_RX] = { 527 .type = UE_BULK, 528 .endpoint = 0x83, 529 .direction = UE_DIR_IN, 530 .bufsize = MCLBYTES, 531 .flags = { 532 .ext_buffer = 1, 533 .pipe_bof = 1, 534 .short_xfer_ok = 1 535 }, 536 .callback = urtw_bulk_rx_callback 537 }, 538 [URTW_8187B_BULK_TX_STATUS] = { 539 .type = UE_BULK, 540 .endpoint = 0x89, 541 .direction = UE_DIR_IN, 542 .bufsize = sizeof(uint64_t), 543 .flags = { 544 .pipe_bof = 1, 545 .short_xfer_ok = 1 546 }, 547 .callback = urtw_bulk_tx_status_callback 548 }, 549 [URTW_8187B_BULK_TX_BE] = { 550 .type = UE_BULK, 551 .endpoint = URTW_8187B_TXPIPE_BE, 552 .direction = UE_DIR_OUT, 553 .bufsize = URTW_TX_MAXSIZE * URTW_TX_DATA_LIST_COUNT, 554 .flags = { 555 .force_short_xfer = 1, 556 .pipe_bof = 1, 557 }, 558 .callback = urtw_bulk_tx_callback, 559 .timeout = URTW_DATA_TIMEOUT 560 }, 561 [URTW_8187B_BULK_TX_BK] = { 562 .type = UE_BULK, 563 .endpoint = URTW_8187B_TXPIPE_BK, 564 .direction = UE_DIR_OUT, 565 .bufsize = URTW_TX_MAXSIZE, 566 .flags = { 567 .ext_buffer = 1, 568 .force_short_xfer = 1, 569 .pipe_bof = 1, 570 }, 571 .callback = urtw_bulk_tx_callback, 572 .timeout = URTW_DATA_TIMEOUT 573 }, 574 [URTW_8187B_BULK_TX_VI] = { 575 .type = UE_BULK, 576 .endpoint = URTW_8187B_TXPIPE_VI, 577 .direction = UE_DIR_OUT, 578 .bufsize = URTW_TX_MAXSIZE, 579 .flags = { 580 .ext_buffer = 1, 581 .force_short_xfer = 1, 582 .pipe_bof = 1, 583 }, 584 .callback = urtw_bulk_tx_callback, 585 .timeout = URTW_DATA_TIMEOUT 586 }, 587 [URTW_8187B_BULK_TX_VO] = { 588 .type = UE_BULK, 589 .endpoint = URTW_8187B_TXPIPE_VO, 590 .direction = UE_DIR_OUT, 591 .bufsize = URTW_TX_MAXSIZE, 592 .flags = { 593 .ext_buffer = 1, 594 .force_short_xfer = 1, 595 .pipe_bof = 1, 596 }, 597 .callback = urtw_bulk_tx_callback, 598 .timeout = URTW_DATA_TIMEOUT 599 }, 600 [URTW_8187B_BULK_TX_EP12] = { 601 .type = UE_BULK, 602 .endpoint = 0xc, 603 .direction = UE_DIR_OUT, 604 .bufsize = URTW_TX_MAXSIZE, 605 .flags = { 606 .ext_buffer = 1, 607 .force_short_xfer = 1, 608 .pipe_bof = 1, 609 }, 610 .callback = urtw_bulk_tx_callback, 611 .timeout = URTW_DATA_TIMEOUT 612 } 613 }; 614 615 static const struct usb_config urtw_8187l_usbconfig[URTW_8187L_N_XFERS] = { 616 [URTW_8187L_BULK_RX] = { 617 .type = UE_BULK, 618 .endpoint = 0x81, 619 .direction = UE_DIR_IN, 620 .bufsize = MCLBYTES, 621 .flags = { 622 .ext_buffer = 1, 623 .pipe_bof = 1, 624 .short_xfer_ok = 1 625 }, 626 .callback = urtw_bulk_rx_callback 627 }, 628 [URTW_8187L_BULK_TX_LOW] = { 629 .type = UE_BULK, 630 .endpoint = 0x2, 631 .direction = UE_DIR_OUT, 632 .bufsize = URTW_TX_MAXSIZE * URTW_TX_DATA_LIST_COUNT, 633 .flags = { 634 .force_short_xfer = 1, 635 .pipe_bof = 1, 636 }, 637 .callback = urtw_bulk_tx_callback, 638 .timeout = URTW_DATA_TIMEOUT 639 }, 640 [URTW_8187L_BULK_TX_NORMAL] = { 641 .type = UE_BULK, 642 .endpoint = 0x3, 643 .direction = UE_DIR_OUT, 644 .bufsize = URTW_TX_MAXSIZE, 645 .flags = { 646 .ext_buffer = 1, 647 .force_short_xfer = 1, 648 .pipe_bof = 1, 649 }, 650 .callback = urtw_bulk_tx_callback, 651 .timeout = URTW_DATA_TIMEOUT 652 }, 653 }; 654 655 static struct ieee80211vap *urtw_vap_create(struct ieee80211com *, 656 const char [IFNAMSIZ], int, enum ieee80211_opmode, 657 int, const uint8_t [IEEE80211_ADDR_LEN], 658 const uint8_t [IEEE80211_ADDR_LEN]); 659 static void urtw_vap_delete(struct ieee80211vap *); 660 static void urtw_init(struct urtw_softc *); 661 static void urtw_stop(struct urtw_softc *); 662 static void urtw_parent(struct ieee80211com *); 663 static int urtw_transmit(struct ieee80211com *, struct mbuf *); 664 static void urtw_start(struct urtw_softc *); 665 static int urtw_alloc_rx_data_list(struct urtw_softc *); 666 static int urtw_alloc_tx_data_list(struct urtw_softc *); 667 static int urtw_raw_xmit(struct ieee80211_node *, struct mbuf *, 668 const struct ieee80211_bpf_params *); 669 static void urtw_scan_start(struct ieee80211com *); 670 static void urtw_scan_end(struct ieee80211com *); 671 static void urtw_getradiocaps(struct ieee80211com *, int, int *, 672 struct ieee80211_channel[]); 673 static void urtw_set_channel(struct ieee80211com *); 674 static void urtw_update_promisc(struct ieee80211com *); 675 static void urtw_update_mcast(struct ieee80211com *); 676 static int urtw_tx_start(struct urtw_softc *, 677 struct ieee80211_node *, struct mbuf *, 678 struct urtw_data *, int); 679 static int urtw_newstate(struct ieee80211vap *, 680 enum ieee80211_state, int); 681 static void urtw_led_ch(void *); 682 static void urtw_ledtask(void *, int); 683 static void urtw_watchdog(void *); 684 static void urtw_set_multi(void *); 685 static int urtw_isbmode(uint16_t); 686 static uint16_t urtw_rtl2rate(uint32_t); 687 static usb_error_t urtw_set_rate(struct urtw_softc *); 688 static usb_error_t urtw_update_msr(struct urtw_softc *); 689 static usb_error_t urtw_read8_c(struct urtw_softc *, int, uint8_t *); 690 static usb_error_t urtw_read16_c(struct urtw_softc *, int, uint16_t *); 691 static usb_error_t urtw_read32_c(struct urtw_softc *, int, uint32_t *); 692 static usb_error_t urtw_write8_c(struct urtw_softc *, int, uint8_t); 693 static usb_error_t urtw_write16_c(struct urtw_softc *, int, uint16_t); 694 static usb_error_t urtw_write32_c(struct urtw_softc *, int, uint32_t); 695 static usb_error_t urtw_eprom_cs(struct urtw_softc *, int); 696 static usb_error_t urtw_eprom_ck(struct urtw_softc *); 697 static usb_error_t urtw_eprom_sendbits(struct urtw_softc *, int16_t *, 698 int); 699 static usb_error_t urtw_eprom_read32(struct urtw_softc *, uint32_t, 700 uint32_t *); 701 static usb_error_t urtw_eprom_readbit(struct urtw_softc *, int16_t *); 702 static usb_error_t urtw_eprom_writebit(struct urtw_softc *, int16_t); 703 static usb_error_t urtw_get_macaddr(struct urtw_softc *); 704 static usb_error_t urtw_get_txpwr(struct urtw_softc *); 705 static usb_error_t urtw_get_rfchip(struct urtw_softc *); 706 static usb_error_t urtw_led_init(struct urtw_softc *); 707 static usb_error_t urtw_8185_rf_pins_enable(struct urtw_softc *); 708 static usb_error_t urtw_8185_tx_antenna(struct urtw_softc *, uint8_t); 709 static usb_error_t urtw_8187_write_phy(struct urtw_softc *, uint8_t, 710 uint32_t); 711 static usb_error_t urtw_8187_write_phy_ofdm_c(struct urtw_softc *, 712 uint8_t, uint32_t); 713 static usb_error_t urtw_8187_write_phy_cck_c(struct urtw_softc *, uint8_t, 714 uint32_t); 715 static usb_error_t urtw_8225_setgain(struct urtw_softc *, int16_t); 716 static usb_error_t urtw_8225_usb_init(struct urtw_softc *); 717 static usb_error_t urtw_8225_write_c(struct urtw_softc *, uint8_t, 718 uint16_t); 719 static usb_error_t urtw_8225_write_s16(struct urtw_softc *, uint8_t, int, 720 uint16_t *); 721 static usb_error_t urtw_8225_read(struct urtw_softc *, uint8_t, 722 uint32_t *); 723 static usb_error_t urtw_8225_rf_init(struct urtw_softc *); 724 static usb_error_t urtw_8225_rf_set_chan(struct urtw_softc *, int); 725 static usb_error_t urtw_8225_rf_set_sens(struct urtw_softc *, int); 726 static usb_error_t urtw_8225_set_txpwrlvl(struct urtw_softc *, int); 727 static usb_error_t urtw_8225_rf_stop(struct urtw_softc *); 728 static usb_error_t urtw_8225v2_rf_init(struct urtw_softc *); 729 static usb_error_t urtw_8225v2_rf_set_chan(struct urtw_softc *, int); 730 static usb_error_t urtw_8225v2_set_txpwrlvl(struct urtw_softc *, int); 731 static usb_error_t urtw_8225v2_setgain(struct urtw_softc *, int16_t); 732 static usb_error_t urtw_8225_isv2(struct urtw_softc *, int *); 733 static usb_error_t urtw_8225v2b_rf_init(struct urtw_softc *); 734 static usb_error_t urtw_8225v2b_rf_set_chan(struct urtw_softc *, int); 735 static usb_error_t urtw_read8e(struct urtw_softc *, int, uint8_t *); 736 static usb_error_t urtw_write8e(struct urtw_softc *, int, uint8_t); 737 static usb_error_t urtw_8180_set_anaparam(struct urtw_softc *, uint32_t); 738 static usb_error_t urtw_8185_set_anaparam2(struct urtw_softc *, uint32_t); 739 static usb_error_t urtw_intr_enable(struct urtw_softc *); 740 static usb_error_t urtw_intr_disable(struct urtw_softc *); 741 static usb_error_t urtw_reset(struct urtw_softc *); 742 static usb_error_t urtw_led_on(struct urtw_softc *, int); 743 static usb_error_t urtw_led_ctl(struct urtw_softc *, int); 744 static usb_error_t urtw_led_blink(struct urtw_softc *); 745 static usb_error_t urtw_led_mode0(struct urtw_softc *, int); 746 static usb_error_t urtw_led_mode1(struct urtw_softc *, int); 747 static usb_error_t urtw_led_mode2(struct urtw_softc *, int); 748 static usb_error_t urtw_led_mode3(struct urtw_softc *, int); 749 static usb_error_t urtw_rx_setconf(struct urtw_softc *); 750 static usb_error_t urtw_rx_enable(struct urtw_softc *); 751 static usb_error_t urtw_tx_enable(struct urtw_softc *sc); 752 static void urtw_free_tx_data_list(struct urtw_softc *); 753 static void urtw_free_rx_data_list(struct urtw_softc *); 754 static void urtw_free_data_list(struct urtw_softc *, 755 struct urtw_data data[], int, int); 756 static usb_error_t urtw_set_macaddr(struct urtw_softc *, const uint8_t *); 757 static usb_error_t urtw_adapter_start(struct urtw_softc *); 758 static usb_error_t urtw_adapter_start_b(struct urtw_softc *); 759 static usb_error_t urtw_set_mode(struct urtw_softc *, uint32_t); 760 static usb_error_t urtw_8187b_cmd_reset(struct urtw_softc *); 761 static usb_error_t urtw_do_request(struct urtw_softc *, 762 struct usb_device_request *, void *); 763 static usb_error_t urtw_8225v2b_set_txpwrlvl(struct urtw_softc *, int); 764 static usb_error_t urtw_led_off(struct urtw_softc *, int); 765 static void urtw_abort_xfers(struct urtw_softc *); 766 static struct urtw_data * 767 urtw_getbuf(struct urtw_softc *sc); 768 static int urtw_compute_txtime(uint16_t, uint16_t, uint8_t, 769 uint8_t); 770 static void urtw_updateslot(struct ieee80211com *); 771 static void urtw_updateslottask(void *, int); 772 static void urtw_sysctl_node(struct urtw_softc *); 773 774 static int 775 urtw_match(device_t dev) 776 { 777 struct usb_attach_arg *uaa = device_get_ivars(dev); 778 779 if (uaa->usb_mode != USB_MODE_HOST) 780 return (ENXIO); 781 if (uaa->info.bConfigIndex != URTW_CONFIG_INDEX) 782 return (ENXIO); 783 if (uaa->info.bIfaceIndex != URTW_IFACE_INDEX) 784 return (ENXIO); 785 786 return (usbd_lookup_id_by_uaa(urtw_devs, sizeof(urtw_devs), uaa)); 787 } 788 789 static int 790 urtw_attach(device_t dev) 791 { 792 const struct usb_config *setup_start; 793 int ret = ENXIO; 794 struct urtw_softc *sc = device_get_softc(dev); 795 struct usb_attach_arg *uaa = device_get_ivars(dev); 796 struct ieee80211com *ic = &sc->sc_ic; 797 uint8_t iface_index = URTW_IFACE_INDEX; /* XXX */ 798 uint16_t n_setup; 799 uint32_t data; 800 usb_error_t error; 801 802 device_set_usb_desc(dev); 803 804 sc->sc_dev = dev; 805 sc->sc_udev = uaa->device; 806 if (USB_GET_DRIVER_INFO(uaa) == URTW_REV_RTL8187B) 807 sc->sc_flags |= URTW_RTL8187B; 808 #ifdef URTW_DEBUG 809 sc->sc_debug = urtw_debug; 810 #endif 811 812 mtx_init(&sc->sc_mtx, device_get_nameunit(sc->sc_dev), MTX_NETWORK_LOCK, 813 MTX_DEF); 814 usb_callout_init_mtx(&sc->sc_led_ch, &sc->sc_mtx, 0); 815 TASK_INIT(&sc->sc_led_task, 0, urtw_ledtask, sc); 816 TASK_INIT(&sc->sc_updateslot_task, 0, urtw_updateslottask, sc); 817 callout_init(&sc->sc_watchdog_ch, 0); 818 mbufq_init(&sc->sc_snd, ifqmaxlen); 819 820 if (sc->sc_flags & URTW_RTL8187B) { 821 setup_start = urtw_8187b_usbconfig; 822 n_setup = URTW_8187B_N_XFERS; 823 } else { 824 setup_start = urtw_8187l_usbconfig; 825 n_setup = URTW_8187L_N_XFERS; 826 } 827 828 error = usbd_transfer_setup(uaa->device, &iface_index, sc->sc_xfer, 829 setup_start, n_setup, sc, &sc->sc_mtx); 830 if (error) { 831 device_printf(dev, "could not allocate USB transfers, " 832 "err=%s\n", usbd_errstr(error)); 833 ret = ENXIO; 834 goto fail0; 835 } 836 837 if (sc->sc_flags & URTW_RTL8187B) { 838 sc->sc_tx_dma_buf = 839 usbd_xfer_get_frame_buffer(sc->sc_xfer[ 840 URTW_8187B_BULK_TX_BE], 0); 841 } else { 842 sc->sc_tx_dma_buf = 843 usbd_xfer_get_frame_buffer(sc->sc_xfer[ 844 URTW_8187L_BULK_TX_LOW], 0); 845 } 846 847 URTW_LOCK(sc); 848 849 urtw_read32_m(sc, URTW_RX, &data); 850 sc->sc_epromtype = (data & URTW_RX_9356SEL) ? URTW_EEPROM_93C56 : 851 URTW_EEPROM_93C46; 852 853 error = urtw_get_rfchip(sc); 854 if (error != 0) 855 goto fail; 856 error = urtw_get_macaddr(sc); 857 if (error != 0) 858 goto fail; 859 error = urtw_get_txpwr(sc); 860 if (error != 0) 861 goto fail; 862 error = urtw_led_init(sc); 863 if (error != 0) 864 goto fail; 865 866 URTW_UNLOCK(sc); 867 868 sc->sc_rts_retry = URTW_DEFAULT_RTS_RETRY; 869 sc->sc_tx_retry = URTW_DEFAULT_TX_RETRY; 870 sc->sc_currate = URTW_RIDX_CCK11; 871 sc->sc_preamble_mode = urtw_preamble_mode; 872 873 ic->ic_softc = sc; 874 ic->ic_name = device_get_nameunit(dev); 875 ic->ic_phytype = IEEE80211_T_OFDM; /* not only, but not used */ 876 ic->ic_opmode = IEEE80211_M_STA; /* default to BSS mode */ 877 878 /* set device capabilities */ 879 ic->ic_caps = 880 IEEE80211_C_STA | /* station mode */ 881 IEEE80211_C_MONITOR | /* monitor mode supported */ 882 IEEE80211_C_TXPMGT | /* tx power management */ 883 IEEE80211_C_SHPREAMBLE | /* short preamble supported */ 884 IEEE80211_C_SHSLOT | /* short slot time supported */ 885 IEEE80211_C_BGSCAN | /* capable of bg scanning */ 886 IEEE80211_C_WPA; /* 802.11i */ 887 888 /* XXX TODO: setup regdomain if URTW_EPROM_CHANPLAN_BY_HW bit is set.*/ 889 890 urtw_getradiocaps(ic, IEEE80211_CHAN_MAX, &ic->ic_nchans, 891 ic->ic_channels); 892 893 ieee80211_ifattach(ic); 894 ic->ic_raw_xmit = urtw_raw_xmit; 895 ic->ic_scan_start = urtw_scan_start; 896 ic->ic_scan_end = urtw_scan_end; 897 ic->ic_getradiocaps = urtw_getradiocaps; 898 ic->ic_set_channel = urtw_set_channel; 899 ic->ic_updateslot = urtw_updateslot; 900 ic->ic_vap_create = urtw_vap_create; 901 ic->ic_vap_delete = urtw_vap_delete; 902 ic->ic_update_promisc = urtw_update_promisc; 903 ic->ic_update_mcast = urtw_update_mcast; 904 ic->ic_parent = urtw_parent; 905 ic->ic_transmit = urtw_transmit; 906 907 ieee80211_radiotap_attach(ic, 908 &sc->sc_txtap.wt_ihdr, sizeof(sc->sc_txtap), 909 URTW_TX_RADIOTAP_PRESENT, 910 &sc->sc_rxtap.wr_ihdr, sizeof(sc->sc_rxtap), 911 URTW_RX_RADIOTAP_PRESENT); 912 913 urtw_sysctl_node(sc); 914 915 if (bootverbose) 916 ieee80211_announce(ic); 917 return (0); 918 919 fail: 920 URTW_UNLOCK(sc); 921 usbd_transfer_unsetup(sc->sc_xfer, (sc->sc_flags & URTW_RTL8187B) ? 922 URTW_8187B_N_XFERS : URTW_8187L_N_XFERS); 923 fail0: 924 return (ret); 925 } 926 927 static int 928 urtw_detach(device_t dev) 929 { 930 struct urtw_softc *sc = device_get_softc(dev); 931 struct ieee80211com *ic = &sc->sc_ic; 932 unsigned int x; 933 unsigned int n_xfers; 934 935 /* Prevent further ioctls */ 936 URTW_LOCK(sc); 937 sc->sc_flags |= URTW_DETACHED; 938 urtw_stop(sc); 939 URTW_UNLOCK(sc); 940 941 ieee80211_draintask(ic, &sc->sc_updateslot_task); 942 ieee80211_draintask(ic, &sc->sc_led_task); 943 944 usb_callout_drain(&sc->sc_led_ch); 945 callout_drain(&sc->sc_watchdog_ch); 946 947 n_xfers = (sc->sc_flags & URTW_RTL8187B) ? 948 URTW_8187B_N_XFERS : URTW_8187L_N_XFERS; 949 950 /* prevent further allocations from RX/TX data lists */ 951 URTW_LOCK(sc); 952 STAILQ_INIT(&sc->sc_tx_active); 953 STAILQ_INIT(&sc->sc_tx_inactive); 954 STAILQ_INIT(&sc->sc_tx_pending); 955 956 STAILQ_INIT(&sc->sc_rx_active); 957 STAILQ_INIT(&sc->sc_rx_inactive); 958 URTW_UNLOCK(sc); 959 960 /* drain USB transfers */ 961 for (x = 0; x != n_xfers; x++) 962 usbd_transfer_drain(sc->sc_xfer[x]); 963 964 /* free data buffers */ 965 URTW_LOCK(sc); 966 urtw_free_tx_data_list(sc); 967 urtw_free_rx_data_list(sc); 968 URTW_UNLOCK(sc); 969 970 /* free USB transfers and some data buffers */ 971 usbd_transfer_unsetup(sc->sc_xfer, n_xfers); 972 973 ieee80211_ifdetach(ic); 974 mbufq_drain(&sc->sc_snd); 975 mtx_destroy(&sc->sc_mtx); 976 return (0); 977 } 978 979 static void 980 urtw_free_tx_data_list(struct urtw_softc *sc) 981 { 982 urtw_free_data_list(sc, sc->sc_tx, URTW_TX_DATA_LIST_COUNT, 0); 983 } 984 985 static void 986 urtw_free_rx_data_list(struct urtw_softc *sc) 987 { 988 urtw_free_data_list(sc, sc->sc_rx, URTW_RX_DATA_LIST_COUNT, 1); 989 } 990 991 static void 992 urtw_free_data_list(struct urtw_softc *sc, struct urtw_data data[], int ndata, 993 int fillmbuf) 994 { 995 int i; 996 997 for (i = 0; i < ndata; i++) { 998 struct urtw_data *dp = &data[i]; 999 1000 if (fillmbuf == 1) { 1001 if (dp->m != NULL) { 1002 m_freem(dp->m); 1003 dp->m = NULL; 1004 dp->buf = NULL; 1005 } 1006 } else { 1007 dp->buf = NULL; 1008 } 1009 if (dp->ni != NULL) { 1010 ieee80211_free_node(dp->ni); 1011 dp->ni = NULL; 1012 } 1013 } 1014 } 1015 1016 static struct ieee80211vap * 1017 urtw_vap_create(struct ieee80211com *ic, const char name[IFNAMSIZ], int unit, 1018 enum ieee80211_opmode opmode, int flags, 1019 const uint8_t bssid[IEEE80211_ADDR_LEN], 1020 const uint8_t mac[IEEE80211_ADDR_LEN]) 1021 { 1022 struct urtw_vap *uvp; 1023 struct ieee80211vap *vap; 1024 1025 if (!TAILQ_EMPTY(&ic->ic_vaps)) /* only one at a time */ 1026 return (NULL); 1027 uvp = malloc(sizeof(struct urtw_vap), M_80211_VAP, M_WAITOK | M_ZERO); 1028 vap = &uvp->vap; 1029 /* enable s/w bmiss handling for sta mode */ 1030 1031 if (ieee80211_vap_setup(ic, vap, name, unit, opmode, 1032 flags | IEEE80211_CLONE_NOBEACONS, bssid) != 0) { 1033 /* out of memory */ 1034 free(uvp, M_80211_VAP); 1035 return (NULL); 1036 } 1037 1038 /* override state transition machine */ 1039 uvp->newstate = vap->iv_newstate; 1040 vap->iv_newstate = urtw_newstate; 1041 1042 /* complete setup */ 1043 ieee80211_vap_attach(vap, ieee80211_media_change, 1044 ieee80211_media_status, mac); 1045 ic->ic_opmode = opmode; 1046 return (vap); 1047 } 1048 1049 static void 1050 urtw_vap_delete(struct ieee80211vap *vap) 1051 { 1052 struct urtw_vap *uvp = URTW_VAP(vap); 1053 1054 ieee80211_vap_detach(vap); 1055 free(uvp, M_80211_VAP); 1056 } 1057 1058 static void 1059 urtw_init(struct urtw_softc *sc) 1060 { 1061 usb_error_t error; 1062 int ret; 1063 1064 URTW_ASSERT_LOCKED(sc); 1065 1066 if (sc->sc_flags & URTW_RUNNING) 1067 urtw_stop(sc); 1068 1069 error = (sc->sc_flags & URTW_RTL8187B) ? urtw_adapter_start_b(sc) : 1070 urtw_adapter_start(sc); 1071 if (error != 0) 1072 goto fail; 1073 1074 /* reset softc variables */ 1075 sc->sc_txtimer = 0; 1076 1077 if (!(sc->sc_flags & URTW_INIT_ONCE)) { 1078 ret = urtw_alloc_rx_data_list(sc); 1079 if (ret != 0) 1080 goto fail; 1081 ret = urtw_alloc_tx_data_list(sc); 1082 if (ret != 0) 1083 goto fail; 1084 sc->sc_flags |= URTW_INIT_ONCE; 1085 } 1086 1087 error = urtw_rx_enable(sc); 1088 if (error != 0) 1089 goto fail; 1090 error = urtw_tx_enable(sc); 1091 if (error != 0) 1092 goto fail; 1093 1094 if (sc->sc_flags & URTW_RTL8187B) 1095 usbd_transfer_start(sc->sc_xfer[URTW_8187B_BULK_TX_STATUS]); 1096 1097 sc->sc_flags |= URTW_RUNNING; 1098 1099 callout_reset(&sc->sc_watchdog_ch, hz, urtw_watchdog, sc); 1100 fail: 1101 return; 1102 } 1103 1104 static usb_error_t 1105 urtw_adapter_start_b(struct urtw_softc *sc) 1106 { 1107 uint8_t data8; 1108 usb_error_t error; 1109 1110 error = urtw_set_mode(sc, URTW_EPROM_CMD_CONFIG); 1111 if (error) 1112 goto fail; 1113 1114 urtw_read8_m(sc, URTW_CONFIG3, &data8); 1115 urtw_write8_m(sc, URTW_CONFIG3, 1116 data8 | URTW_CONFIG3_ANAPARAM_WRITE | URTW_CONFIG3_GNT_SELECT); 1117 urtw_write32_m(sc, URTW_ANAPARAM2, URTW_8187B_8225_ANAPARAM2_ON); 1118 urtw_write32_m(sc, URTW_ANAPARAM, URTW_8187B_8225_ANAPARAM_ON); 1119 urtw_write8_m(sc, URTW_ANAPARAM3, URTW_8187B_8225_ANAPARAM3_ON); 1120 1121 urtw_write8_m(sc, 0x61, 0x10); 1122 urtw_read8_m(sc, 0x62, &data8); 1123 urtw_write8_m(sc, 0x62, data8 & ~(1 << 5)); 1124 urtw_write8_m(sc, 0x62, data8 | (1 << 5)); 1125 1126 urtw_read8_m(sc, URTW_CONFIG3, &data8); 1127 data8 &= ~URTW_CONFIG3_ANAPARAM_WRITE; 1128 urtw_write8_m(sc, URTW_CONFIG3, data8); 1129 1130 error = urtw_set_mode(sc, URTW_EPROM_CMD_NORMAL); 1131 if (error) 1132 goto fail; 1133 1134 error = urtw_8187b_cmd_reset(sc); 1135 if (error) 1136 goto fail; 1137 1138 error = sc->sc_rf_init(sc); 1139 if (error != 0) 1140 goto fail; 1141 urtw_write8_m(sc, URTW_CMD, URTW_CMD_RX_ENABLE | URTW_CMD_TX_ENABLE); 1142 1143 /* fix RTL8187B RX stall */ 1144 error = urtw_intr_enable(sc); 1145 if (error) 1146 goto fail; 1147 1148 error = urtw_write8e(sc, 0x41, 0xf4); 1149 if (error) 1150 goto fail; 1151 error = urtw_write8e(sc, 0x40, 0x00); 1152 if (error) 1153 goto fail; 1154 error = urtw_write8e(sc, 0x42, 0x00); 1155 if (error) 1156 goto fail; 1157 error = urtw_write8e(sc, 0x42, 0x01); 1158 if (error) 1159 goto fail; 1160 error = urtw_write8e(sc, 0x40, 0x0f); 1161 if (error) 1162 goto fail; 1163 error = urtw_write8e(sc, 0x42, 0x00); 1164 if (error) 1165 goto fail; 1166 error = urtw_write8e(sc, 0x42, 0x01); 1167 if (error) 1168 goto fail; 1169 1170 urtw_read8_m(sc, 0xdb, &data8); 1171 urtw_write8_m(sc, 0xdb, data8 | (1 << 2)); 1172 urtw_write16_m(sc, 0x372, 0x59fa); 1173 urtw_write16_m(sc, 0x374, 0x59d2); 1174 urtw_write16_m(sc, 0x376, 0x59d2); 1175 urtw_write16_m(sc, 0x378, 0x19fa); 1176 urtw_write16_m(sc, 0x37a, 0x19fa); 1177 urtw_write16_m(sc, 0x37c, 0x00d0); 1178 urtw_write8_m(sc, 0x61, 0); 1179 1180 urtw_write8_m(sc, 0x180, 0x0f); 1181 urtw_write8_m(sc, 0x183, 0x03); 1182 urtw_write8_m(sc, 0xda, 0x10); 1183 urtw_write8_m(sc, 0x24d, 0x08); 1184 urtw_write32_m(sc, URTW_HSSI_PARA, 0x0600321b); 1185 1186 urtw_write16_m(sc, 0x1ec, 0x800); /* RX MAX SIZE */ 1187 fail: 1188 return (error); 1189 } 1190 1191 static usb_error_t 1192 urtw_set_macaddr(struct urtw_softc *sc, const uint8_t *macaddr) 1193 { 1194 usb_error_t error; 1195 1196 urtw_write32_m(sc, URTW_MAC0, ((const uint32_t *)macaddr)[0]); 1197 urtw_write16_m(sc, URTW_MAC4, ((const uint32_t *)macaddr)[1] & 0xffff); 1198 1199 fail: 1200 return (error); 1201 } 1202 1203 static usb_error_t 1204 urtw_adapter_start(struct urtw_softc *sc) 1205 { 1206 struct ieee80211com *ic = &sc->sc_ic; 1207 struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 1208 const uint8_t *macaddr; 1209 usb_error_t error; 1210 1211 error = urtw_reset(sc); 1212 if (error) 1213 goto fail; 1214 1215 urtw_write8_m(sc, URTW_ADDR_MAGIC1, 0); 1216 urtw_write8_m(sc, URTW_GPIO, 0); 1217 1218 /* for led */ 1219 urtw_write8_m(sc, URTW_ADDR_MAGIC1, 4); 1220 error = urtw_led_ctl(sc, URTW_LED_CTL_POWER_ON); 1221 if (error != 0) 1222 goto fail; 1223 1224 error = urtw_set_mode(sc, URTW_EPROM_CMD_CONFIG); 1225 if (error) 1226 goto fail; 1227 /* applying MAC address again. */ 1228 macaddr = vap ? vap->iv_myaddr : ic->ic_macaddr; 1229 urtw_set_macaddr(sc, macaddr); 1230 if (error) 1231 goto fail; 1232 1233 error = urtw_set_mode(sc, URTW_EPROM_CMD_NORMAL); 1234 if (error) 1235 goto fail; 1236 1237 error = urtw_update_msr(sc); 1238 if (error) 1239 goto fail; 1240 1241 urtw_write32_m(sc, URTW_INT_TIMEOUT, 0); 1242 urtw_write8_m(sc, URTW_WPA_CONFIG, 0); 1243 urtw_write8_m(sc, URTW_RATE_FALLBACK, URTW_RATE_FALLBACK_ENABLE | 0x1); 1244 error = urtw_set_rate(sc); 1245 if (error != 0) 1246 goto fail; 1247 1248 error = sc->sc_rf_init(sc); 1249 if (error != 0) 1250 goto fail; 1251 if (sc->sc_rf_set_sens != NULL) 1252 sc->sc_rf_set_sens(sc, sc->sc_sens); 1253 1254 /* XXX correct? to call write16 */ 1255 urtw_write16_m(sc, URTW_PSR, 1); 1256 urtw_write16_m(sc, URTW_ADDR_MAGIC2, 0x10); 1257 urtw_write8_m(sc, URTW_TALLY_SEL, 0x80); 1258 urtw_write8_m(sc, URTW_ADDR_MAGIC3, 0x60); 1259 /* XXX correct? to call write16 */ 1260 urtw_write16_m(sc, URTW_PSR, 0); 1261 urtw_write8_m(sc, URTW_ADDR_MAGIC1, 4); 1262 1263 error = urtw_intr_enable(sc); 1264 if (error != 0) 1265 goto fail; 1266 1267 fail: 1268 return (error); 1269 } 1270 1271 static usb_error_t 1272 urtw_set_mode(struct urtw_softc *sc, uint32_t mode) 1273 { 1274 uint8_t data; 1275 usb_error_t error; 1276 1277 urtw_read8_m(sc, URTW_EPROM_CMD, &data); 1278 data = (data & ~URTW_EPROM_CMD_MASK) | (mode << URTW_EPROM_CMD_SHIFT); 1279 data = data & ~(URTW_EPROM_CS | URTW_EPROM_CK); 1280 urtw_write8_m(sc, URTW_EPROM_CMD, data); 1281 fail: 1282 return (error); 1283 } 1284 1285 static usb_error_t 1286 urtw_8187b_cmd_reset(struct urtw_softc *sc) 1287 { 1288 int i; 1289 uint8_t data8; 1290 usb_error_t error; 1291 1292 /* XXX the code can be duplicate with urtw_reset(). */ 1293 urtw_read8_m(sc, URTW_CMD, &data8); 1294 data8 = (data8 & 0x2) | URTW_CMD_RST; 1295 urtw_write8_m(sc, URTW_CMD, data8); 1296 1297 for (i = 0; i < 20; i++) { 1298 usb_pause_mtx(&sc->sc_mtx, 2); 1299 urtw_read8_m(sc, URTW_CMD, &data8); 1300 if (!(data8 & URTW_CMD_RST)) 1301 break; 1302 } 1303 if (i >= 20) { 1304 device_printf(sc->sc_dev, "reset timeout\n"); 1305 goto fail; 1306 } 1307 fail: 1308 return (error); 1309 } 1310 1311 static usb_error_t 1312 urtw_do_request(struct urtw_softc *sc, 1313 struct usb_device_request *req, void *data) 1314 { 1315 usb_error_t err; 1316 int ntries = 10; 1317 1318 URTW_ASSERT_LOCKED(sc); 1319 1320 while (ntries--) { 1321 err = usbd_do_request_flags(sc->sc_udev, &sc->sc_mtx, 1322 req, data, 0, NULL, 250 /* ms */); 1323 if (err == 0) 1324 break; 1325 1326 DPRINTF(sc, URTW_DEBUG_INIT, 1327 "Control request failed, %s (retrying)\n", 1328 usbd_errstr(err)); 1329 usb_pause_mtx(&sc->sc_mtx, hz / 100); 1330 } 1331 return (err); 1332 } 1333 1334 static void 1335 urtw_stop(struct urtw_softc *sc) 1336 { 1337 uint8_t data8; 1338 usb_error_t error; 1339 1340 URTW_ASSERT_LOCKED(sc); 1341 1342 sc->sc_flags &= ~URTW_RUNNING; 1343 1344 error = urtw_intr_disable(sc); 1345 if (error) 1346 goto fail; 1347 urtw_read8_m(sc, URTW_CMD, &data8); 1348 data8 &= ~(URTW_CMD_RX_ENABLE | URTW_CMD_TX_ENABLE); 1349 urtw_write8_m(sc, URTW_CMD, data8); 1350 1351 error = sc->sc_rf_stop(sc); 1352 if (error != 0) 1353 goto fail; 1354 1355 error = urtw_set_mode(sc, URTW_EPROM_CMD_CONFIG); 1356 if (error) 1357 goto fail; 1358 urtw_read8_m(sc, URTW_CONFIG4, &data8); 1359 urtw_write8_m(sc, URTW_CONFIG4, data8 | URTW_CONFIG4_VCOOFF); 1360 error = urtw_set_mode(sc, URTW_EPROM_CMD_NORMAL); 1361 if (error) 1362 goto fail; 1363 fail: 1364 if (error) 1365 device_printf(sc->sc_dev, "failed to stop (%s)\n", 1366 usbd_errstr(error)); 1367 1368 usb_callout_stop(&sc->sc_led_ch); 1369 callout_stop(&sc->sc_watchdog_ch); 1370 1371 urtw_abort_xfers(sc); 1372 } 1373 1374 static void 1375 urtw_abort_xfers(struct urtw_softc *sc) 1376 { 1377 int i, max; 1378 1379 URTW_ASSERT_LOCKED(sc); 1380 1381 max = (sc->sc_flags & URTW_RTL8187B) ? URTW_8187B_N_XFERS : 1382 URTW_8187L_N_XFERS; 1383 1384 /* abort any pending transfers */ 1385 for (i = 0; i < max; i++) 1386 usbd_transfer_stop(sc->sc_xfer[i]); 1387 } 1388 1389 static void 1390 urtw_parent(struct ieee80211com *ic) 1391 { 1392 struct urtw_softc *sc = ic->ic_softc; 1393 int startall = 0; 1394 1395 URTW_LOCK(sc); 1396 if (sc->sc_flags & URTW_DETACHED) { 1397 URTW_UNLOCK(sc); 1398 return; 1399 } 1400 1401 if (ic->ic_nrunning > 0) { 1402 if (sc->sc_flags & URTW_RUNNING) { 1403 if (ic->ic_promisc > 0 || ic->ic_allmulti > 0) 1404 urtw_set_multi(sc); 1405 } else { 1406 urtw_init(sc); 1407 startall = 1; 1408 } 1409 } else if (sc->sc_flags & URTW_RUNNING) 1410 urtw_stop(sc); 1411 URTW_UNLOCK(sc); 1412 if (startall) 1413 ieee80211_start_all(ic); 1414 } 1415 1416 static int 1417 urtw_transmit(struct ieee80211com *ic, struct mbuf *m) 1418 { 1419 struct urtw_softc *sc = ic->ic_softc; 1420 int error; 1421 1422 URTW_LOCK(sc); 1423 if ((sc->sc_flags & URTW_RUNNING) == 0) { 1424 URTW_UNLOCK(sc); 1425 return (ENXIO); 1426 } 1427 error = mbufq_enqueue(&sc->sc_snd, m); 1428 if (error) { 1429 URTW_UNLOCK(sc); 1430 return (error); 1431 } 1432 urtw_start(sc); 1433 URTW_UNLOCK(sc); 1434 1435 return (0); 1436 } 1437 1438 static void 1439 urtw_start(struct urtw_softc *sc) 1440 { 1441 struct urtw_data *bf; 1442 struct ieee80211_node *ni; 1443 struct mbuf *m; 1444 1445 URTW_ASSERT_LOCKED(sc); 1446 1447 if ((sc->sc_flags & URTW_RUNNING) == 0) 1448 return; 1449 1450 while ((m = mbufq_dequeue(&sc->sc_snd)) != NULL) { 1451 bf = urtw_getbuf(sc); 1452 if (bf == NULL) { 1453 mbufq_prepend(&sc->sc_snd, m); 1454 break; 1455 } 1456 1457 ni = (struct ieee80211_node *)m->m_pkthdr.rcvif; 1458 m->m_pkthdr.rcvif = NULL; 1459 1460 if (urtw_tx_start(sc, ni, m, bf, URTW_PRIORITY_NORMAL) != 0) { 1461 if_inc_counter(ni->ni_vap->iv_ifp, 1462 IFCOUNTER_OERRORS, 1); 1463 STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, bf, next); 1464 ieee80211_free_node(ni); 1465 break; 1466 } 1467 1468 sc->sc_txtimer = 5; 1469 callout_reset(&sc->sc_watchdog_ch, hz, urtw_watchdog, sc); 1470 } 1471 } 1472 1473 static int 1474 urtw_alloc_data_list(struct urtw_softc *sc, struct urtw_data data[], 1475 int ndata, int maxsz, void *dma_buf) 1476 { 1477 int i, error; 1478 1479 for (i = 0; i < ndata; i++) { 1480 struct urtw_data *dp = &data[i]; 1481 1482 dp->sc = sc; 1483 if (dma_buf == NULL) { 1484 dp->m = m_getcl(M_NOWAIT, MT_DATA, M_PKTHDR); 1485 if (dp->m == NULL) { 1486 device_printf(sc->sc_dev, 1487 "could not allocate rx mbuf\n"); 1488 error = ENOMEM; 1489 goto fail; 1490 } 1491 dp->buf = mtod(dp->m, uint8_t *); 1492 } else { 1493 dp->m = NULL; 1494 dp->buf = ((uint8_t *)dma_buf) + 1495 (i * maxsz); 1496 } 1497 dp->ni = NULL; 1498 } 1499 return (0); 1500 1501 fail: urtw_free_data_list(sc, data, ndata, 1); 1502 return (error); 1503 } 1504 1505 static int 1506 urtw_alloc_rx_data_list(struct urtw_softc *sc) 1507 { 1508 int error, i; 1509 1510 error = urtw_alloc_data_list(sc, 1511 sc->sc_rx, URTW_RX_DATA_LIST_COUNT, 1512 MCLBYTES, NULL /* mbufs */); 1513 if (error != 0) 1514 return (error); 1515 1516 STAILQ_INIT(&sc->sc_rx_active); 1517 STAILQ_INIT(&sc->sc_rx_inactive); 1518 1519 for (i = 0; i < URTW_RX_DATA_LIST_COUNT; i++) 1520 STAILQ_INSERT_HEAD(&sc->sc_rx_inactive, &sc->sc_rx[i], next); 1521 1522 return (0); 1523 } 1524 1525 static int 1526 urtw_alloc_tx_data_list(struct urtw_softc *sc) 1527 { 1528 int error, i; 1529 1530 error = urtw_alloc_data_list(sc, 1531 sc->sc_tx, URTW_TX_DATA_LIST_COUNT, URTW_TX_MAXSIZE, 1532 sc->sc_tx_dma_buf /* no mbufs */); 1533 if (error != 0) 1534 return (error); 1535 1536 STAILQ_INIT(&sc->sc_tx_active); 1537 STAILQ_INIT(&sc->sc_tx_inactive); 1538 STAILQ_INIT(&sc->sc_tx_pending); 1539 1540 for (i = 0; i < URTW_TX_DATA_LIST_COUNT; i++) 1541 STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, &sc->sc_tx[i], 1542 next); 1543 1544 return (0); 1545 } 1546 1547 static int 1548 urtw_raw_xmit(struct ieee80211_node *ni, struct mbuf *m, 1549 const struct ieee80211_bpf_params *params) 1550 { 1551 struct ieee80211com *ic = ni->ni_ic; 1552 struct urtw_softc *sc = ic->ic_softc; 1553 struct urtw_data *bf; 1554 1555 /* prevent management frames from being sent if we're not ready */ 1556 if (!(sc->sc_flags & URTW_RUNNING)) { 1557 m_freem(m); 1558 return ENETDOWN; 1559 } 1560 URTW_LOCK(sc); 1561 bf = urtw_getbuf(sc); 1562 if (bf == NULL) { 1563 m_freem(m); 1564 URTW_UNLOCK(sc); 1565 return (ENOBUFS); /* XXX */ 1566 } 1567 1568 if (urtw_tx_start(sc, ni, m, bf, URTW_PRIORITY_LOW) != 0) { 1569 STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, bf, next); 1570 URTW_UNLOCK(sc); 1571 return (EIO); 1572 } 1573 URTW_UNLOCK(sc); 1574 1575 sc->sc_txtimer = 5; 1576 return (0); 1577 } 1578 1579 static void 1580 urtw_scan_start(struct ieee80211com *ic) 1581 { 1582 1583 /* XXX do nothing? */ 1584 } 1585 1586 static void 1587 urtw_scan_end(struct ieee80211com *ic) 1588 { 1589 1590 /* XXX do nothing? */ 1591 } 1592 1593 static void 1594 urtw_getradiocaps(struct ieee80211com *ic, 1595 int maxchans, int *nchans, struct ieee80211_channel chans[]) 1596 { 1597 uint8_t bands[IEEE80211_MODE_BYTES]; 1598 1599 memset(bands, 0, sizeof(bands)); 1600 setbit(bands, IEEE80211_MODE_11B); 1601 setbit(bands, IEEE80211_MODE_11G); 1602 ieee80211_add_channels_default_2ghz(chans, maxchans, nchans, bands, 0); 1603 } 1604 1605 static void 1606 urtw_set_channel(struct ieee80211com *ic) 1607 { 1608 struct urtw_softc *sc = ic->ic_softc; 1609 uint32_t data, orig; 1610 usb_error_t error; 1611 1612 /* 1613 * if the user set a channel explicitly using ifconfig(8) this function 1614 * can be called earlier than we're expected that in some cases the 1615 * initialization would be failed if setting a channel is called before 1616 * the init have done. 1617 */ 1618 if (!(sc->sc_flags & URTW_RUNNING)) 1619 return; 1620 1621 if (sc->sc_curchan != NULL && sc->sc_curchan == ic->ic_curchan) 1622 return; 1623 1624 URTW_LOCK(sc); 1625 1626 /* 1627 * during changing th channel we need to temporarily be disable 1628 * TX. 1629 */ 1630 urtw_read32_m(sc, URTW_TX_CONF, &orig); 1631 data = orig & ~URTW_TX_LOOPBACK_MASK; 1632 urtw_write32_m(sc, URTW_TX_CONF, data | URTW_TX_LOOPBACK_MAC); 1633 1634 error = sc->sc_rf_set_chan(sc, ieee80211_chan2ieee(ic, ic->ic_curchan)); 1635 if (error != 0) 1636 goto fail; 1637 usb_pause_mtx(&sc->sc_mtx, 10); 1638 urtw_write32_m(sc, URTW_TX_CONF, orig); 1639 1640 urtw_write16_m(sc, URTW_ATIM_WND, 2); 1641 urtw_write16_m(sc, URTW_ATIM_TR_ITV, 100); 1642 urtw_write16_m(sc, URTW_BEACON_INTERVAL, 100); 1643 urtw_write16_m(sc, URTW_BEACON_INTERVAL_TIME, 100); 1644 1645 fail: 1646 URTW_UNLOCK(sc); 1647 1648 sc->sc_curchan = ic->ic_curchan; 1649 1650 if (error != 0) 1651 device_printf(sc->sc_dev, "could not change the channel\n"); 1652 } 1653 1654 static void 1655 urtw_update_promisc(struct ieee80211com *ic) 1656 { 1657 struct urtw_softc *sc = ic->ic_softc; 1658 1659 URTW_LOCK(sc); 1660 if (sc->sc_flags & URTW_RUNNING) 1661 urtw_rx_setconf(sc); 1662 URTW_UNLOCK(sc); 1663 } 1664 1665 static void 1666 urtw_update_mcast(struct ieee80211com *ic) 1667 { 1668 1669 /* XXX do nothing? */ 1670 } 1671 1672 static int 1673 urtw_tx_start(struct urtw_softc *sc, struct ieee80211_node *ni, struct mbuf *m0, 1674 struct urtw_data *data, int prior) 1675 { 1676 struct ieee80211_frame *wh = mtod(m0, struct ieee80211_frame *); 1677 struct ieee80211_key *k; 1678 const struct ieee80211_txparam *tp = ni->ni_txparms; 1679 struct ieee80211com *ic = &sc->sc_ic; 1680 struct ieee80211vap *vap = ni->ni_vap; 1681 struct usb_xfer *rtl8187b_pipes[URTW_8187B_TXPIPE_MAX] = { 1682 sc->sc_xfer[URTW_8187B_BULK_TX_BE], 1683 sc->sc_xfer[URTW_8187B_BULK_TX_BK], 1684 sc->sc_xfer[URTW_8187B_BULK_TX_VI], 1685 sc->sc_xfer[URTW_8187B_BULK_TX_VO] 1686 }; 1687 struct usb_xfer *xfer; 1688 int dur = 0, rtsdur = 0, rtsenable = 0, ctsenable = 0, rate, type, 1689 pkttime = 0, txdur = 0, isshort = 0, xferlen, ismcast; 1690 uint16_t acktime, rtstime, ctstime; 1691 uint32_t flags; 1692 usb_error_t error; 1693 1694 URTW_ASSERT_LOCKED(sc); 1695 1696 ismcast = IEEE80211_IS_MULTICAST(wh->i_addr1); 1697 type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK; 1698 1699 /* 1700 * Software crypto. 1701 */ 1702 if (wh->i_fc[1] & IEEE80211_FC1_PROTECTED) { 1703 k = ieee80211_crypto_encap(ni, m0); 1704 if (k == NULL) { 1705 device_printf(sc->sc_dev, 1706 "ieee80211_crypto_encap returns NULL.\n"); 1707 /* XXX we don't expect the fragmented frames */ 1708 m_freem(m0); 1709 return (ENOBUFS); 1710 } 1711 1712 /* in case packet header moved, reset pointer */ 1713 wh = mtod(m0, struct ieee80211_frame *); 1714 } 1715 1716 if (ieee80211_radiotap_active_vap(vap)) { 1717 struct urtw_tx_radiotap_header *tap = &sc->sc_txtap; 1718 1719 tap->wt_flags = 0; 1720 ieee80211_radiotap_tx(vap, m0); 1721 } 1722 1723 if (type == IEEE80211_FC0_TYPE_MGT || 1724 type == IEEE80211_FC0_TYPE_CTL || 1725 (m0->m_flags & M_EAPOL) != 0) { 1726 rate = tp->mgmtrate; 1727 } else { 1728 /* for data frames */ 1729 if (ismcast) 1730 rate = tp->mcastrate; 1731 else if (tp->ucastrate != IEEE80211_FIXED_RATE_NONE) 1732 rate = tp->ucastrate; 1733 else 1734 rate = urtw_rtl2rate(sc->sc_currate); 1735 } 1736 1737 sc->sc_stats.txrates[sc->sc_currate]++; 1738 1739 if (ismcast) 1740 txdur = pkttime = urtw_compute_txtime(m0->m_pkthdr.len + 1741 IEEE80211_CRC_LEN, rate, 0, 0); 1742 else { 1743 acktime = urtw_compute_txtime(14, 2,0, 0); 1744 if ((m0->m_pkthdr.len + 4) > vap->iv_rtsthreshold) { 1745 rtsenable = 1; 1746 ctsenable = 0; 1747 rtstime = urtw_compute_txtime(URTW_ACKCTS_LEN, 2, 0, 0); 1748 ctstime = urtw_compute_txtime(14, 2, 0, 0); 1749 pkttime = urtw_compute_txtime(m0->m_pkthdr.len + 1750 IEEE80211_CRC_LEN, rate, 0, isshort); 1751 rtsdur = ctstime + pkttime + acktime + 1752 3 * URTW_ASIFS_TIME; 1753 txdur = rtstime + rtsdur; 1754 } else { 1755 rtsenable = ctsenable = rtsdur = 0; 1756 pkttime = urtw_compute_txtime(m0->m_pkthdr.len + 1757 IEEE80211_CRC_LEN, rate, 0, isshort); 1758 txdur = pkttime + URTW_ASIFS_TIME + acktime; 1759 } 1760 1761 if (wh->i_fc[1] & IEEE80211_FC1_MORE_FRAG) 1762 dur = urtw_compute_txtime(m0->m_pkthdr.len + 1763 IEEE80211_CRC_LEN, rate, 0, isshort) + 1764 3 * URTW_ASIFS_TIME + 1765 2 * acktime; 1766 else 1767 dur = URTW_ASIFS_TIME + acktime; 1768 } 1769 USETW(wh->i_dur, dur); 1770 1771 xferlen = m0->m_pkthdr.len; 1772 xferlen += (sc->sc_flags & URTW_RTL8187B) ? (4 * 8) : (4 * 3); 1773 if ((0 == xferlen % 64) || (0 == xferlen % 512)) 1774 xferlen += 1; 1775 1776 memset(data->buf, 0, URTW_TX_MAXSIZE); 1777 flags = m0->m_pkthdr.len & 0xfff; 1778 flags |= URTW_TX_FLAG_NO_ENC; 1779 if ((ic->ic_flags & IEEE80211_F_SHPREAMBLE) && 1780 (ni->ni_capinfo & IEEE80211_CAPINFO_SHORT_PREAMBLE) && 1781 (sc->sc_preamble_mode == URTW_PREAMBLE_MODE_SHORT) && 1782 (sc->sc_currate != 0)) 1783 flags |= URTW_TX_FLAG_SPLCP; 1784 if (wh->i_fc[1] & IEEE80211_FC1_MORE_FRAG) 1785 flags |= URTW_TX_FLAG_MOREFRAG; 1786 1787 flags |= (sc->sc_currate & 0xf) << URTW_TX_FLAG_TXRATE_SHIFT; 1788 1789 if (sc->sc_flags & URTW_RTL8187B) { 1790 struct urtw_8187b_txhdr *tx; 1791 1792 tx = (struct urtw_8187b_txhdr *)data->buf; 1793 if (ctsenable) 1794 flags |= URTW_TX_FLAG_CTS; 1795 if (rtsenable) { 1796 flags |= URTW_TX_FLAG_RTS; 1797 flags |= URTW_RIDX_CCK5 << URTW_TX_FLAG_RTSRATE_SHIFT; 1798 tx->rtsdur = rtsdur; 1799 } 1800 tx->flag = htole32(flags); 1801 tx->txdur = txdur; 1802 if (type == IEEE80211_FC0_TYPE_MGT && 1803 (wh->i_fc[0] & IEEE80211_FC0_SUBTYPE_MASK) == 1804 IEEE80211_FC0_SUBTYPE_PROBE_RESP) 1805 tx->retry = 1; 1806 else 1807 tx->retry = URTW_TX_MAXRETRY; 1808 m_copydata(m0, 0, m0->m_pkthdr.len, (uint8_t *)(tx + 1)); 1809 } else { 1810 struct urtw_8187l_txhdr *tx; 1811 1812 tx = (struct urtw_8187l_txhdr *)data->buf; 1813 if (rtsenable) { 1814 flags |= URTW_TX_FLAG_RTS; 1815 tx->rtsdur = rtsdur; 1816 } 1817 flags |= URTW_RIDX_CCK5 << URTW_TX_FLAG_RTSRATE_SHIFT; 1818 tx->flag = htole32(flags); 1819 tx->retry = 3; /* CW minimum */ 1820 tx->retry |= 7 << 4; /* CW maximum */ 1821 tx->retry |= URTW_TX_MAXRETRY << 8; /* retry limitation */ 1822 m_copydata(m0, 0, m0->m_pkthdr.len, (uint8_t *)(tx + 1)); 1823 } 1824 1825 data->buflen = xferlen; 1826 data->ni = ni; 1827 data->m = m0; 1828 1829 if (sc->sc_flags & URTW_RTL8187B) { 1830 switch (type) { 1831 case IEEE80211_FC0_TYPE_CTL: 1832 case IEEE80211_FC0_TYPE_MGT: 1833 xfer = sc->sc_xfer[URTW_8187B_BULK_TX_EP12]; 1834 break; 1835 default: 1836 KASSERT(M_WME_GETAC(m0) < URTW_8187B_TXPIPE_MAX, 1837 ("unsupported WME pipe %d", M_WME_GETAC(m0))); 1838 xfer = rtl8187b_pipes[M_WME_GETAC(m0)]; 1839 break; 1840 } 1841 } else 1842 xfer = (prior == URTW_PRIORITY_LOW) ? 1843 sc->sc_xfer[URTW_8187L_BULK_TX_LOW] : 1844 sc->sc_xfer[URTW_8187L_BULK_TX_NORMAL]; 1845 1846 STAILQ_INSERT_TAIL(&sc->sc_tx_pending, data, next); 1847 usbd_transfer_start(xfer); 1848 1849 error = urtw_led_ctl(sc, URTW_LED_CTL_TX); 1850 if (error != 0) 1851 device_printf(sc->sc_dev, "could not control LED (%d)\n", 1852 error); 1853 return (0); 1854 } 1855 1856 static int 1857 urtw_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) 1858 { 1859 struct ieee80211com *ic = vap->iv_ic; 1860 struct urtw_softc *sc = ic->ic_softc; 1861 struct urtw_vap *uvp = URTW_VAP(vap); 1862 struct ieee80211_node *ni; 1863 usb_error_t error = 0; 1864 1865 DPRINTF(sc, URTW_DEBUG_STATE, "%s: %s -> %s\n", __func__, 1866 ieee80211_state_name[vap->iv_state], 1867 ieee80211_state_name[nstate]); 1868 1869 sc->sc_state = nstate; 1870 1871 IEEE80211_UNLOCK(ic); 1872 URTW_LOCK(sc); 1873 usb_callout_stop(&sc->sc_led_ch); 1874 callout_stop(&sc->sc_watchdog_ch); 1875 1876 switch (nstate) { 1877 case IEEE80211_S_INIT: 1878 case IEEE80211_S_SCAN: 1879 case IEEE80211_S_AUTH: 1880 case IEEE80211_S_ASSOC: 1881 break; 1882 case IEEE80211_S_RUN: 1883 ni = ieee80211_ref_node(vap->iv_bss); 1884 /* setting bssid. */ 1885 urtw_write32_m(sc, URTW_BSSID, ((uint32_t *)ni->ni_bssid)[0]); 1886 urtw_write16_m(sc, URTW_BSSID + 4, 1887 ((uint16_t *)ni->ni_bssid)[2]); 1888 urtw_update_msr(sc); 1889 /* XXX maybe the below would be incorrect. */ 1890 urtw_write16_m(sc, URTW_ATIM_WND, 2); 1891 urtw_write16_m(sc, URTW_ATIM_TR_ITV, 100); 1892 urtw_write16_m(sc, URTW_BEACON_INTERVAL, 0x64); 1893 urtw_write16_m(sc, URTW_BEACON_INTERVAL_TIME, 100); 1894 error = urtw_led_ctl(sc, URTW_LED_CTL_LINK); 1895 if (error != 0) 1896 device_printf(sc->sc_dev, 1897 "could not control LED (%d)\n", error); 1898 ieee80211_free_node(ni); 1899 break; 1900 default: 1901 break; 1902 } 1903 fail: 1904 URTW_UNLOCK(sc); 1905 IEEE80211_LOCK(ic); 1906 return (uvp->newstate(vap, nstate, arg)); 1907 } 1908 1909 static void 1910 urtw_watchdog(void *arg) 1911 { 1912 struct urtw_softc *sc = arg; 1913 struct ieee80211com *ic = &sc->sc_ic; 1914 1915 if (sc->sc_txtimer > 0) { 1916 if (--sc->sc_txtimer == 0) { 1917 device_printf(sc->sc_dev, "device timeout\n"); 1918 counter_u64_add(ic->ic_oerrors, 1); 1919 ieee80211_restart_all(ic); 1920 return; 1921 } 1922 callout_reset(&sc->sc_watchdog_ch, hz, urtw_watchdog, sc); 1923 } 1924 } 1925 1926 static void 1927 urtw_set_multi(void *arg) 1928 { 1929 /* XXX don't know how to set a device. Lack of docs. */ 1930 } 1931 1932 static usb_error_t 1933 urtw_set_rate(struct urtw_softc *sc) 1934 { 1935 int i, basic_rate, min_rr_rate, max_rr_rate; 1936 uint16_t data; 1937 usb_error_t error; 1938 1939 basic_rate = URTW_RIDX_OFDM24; 1940 min_rr_rate = URTW_RIDX_OFDM6; 1941 max_rr_rate = URTW_RIDX_OFDM24; 1942 1943 urtw_write8_m(sc, URTW_RESP_RATE, 1944 max_rr_rate << URTW_RESP_MAX_RATE_SHIFT | 1945 min_rr_rate << URTW_RESP_MIN_RATE_SHIFT); 1946 1947 urtw_read16_m(sc, URTW_BRSR, &data); 1948 data &= ~URTW_BRSR_MBR_8185; 1949 1950 for (i = 0; i <= basic_rate; i++) 1951 data |= (1 << i); 1952 1953 urtw_write16_m(sc, URTW_BRSR, data); 1954 fail: 1955 return (error); 1956 } 1957 1958 static uint16_t 1959 urtw_rtl2rate(uint32_t rate) 1960 { 1961 unsigned int i; 1962 1963 for (i = 0; i < nitems(urtw_ratetable); i++) { 1964 if (rate == urtw_ratetable[i].val) 1965 return urtw_ratetable[i].reg; 1966 } 1967 1968 return (0); 1969 } 1970 1971 static usb_error_t 1972 urtw_update_msr(struct urtw_softc *sc) 1973 { 1974 struct ieee80211com *ic = &sc->sc_ic; 1975 uint8_t data; 1976 usb_error_t error; 1977 1978 urtw_read8_m(sc, URTW_MSR, &data); 1979 data &= ~URTW_MSR_LINK_MASK; 1980 1981 if (sc->sc_state == IEEE80211_S_RUN) { 1982 switch (ic->ic_opmode) { 1983 case IEEE80211_M_STA: 1984 case IEEE80211_M_MONITOR: 1985 data |= URTW_MSR_LINK_STA; 1986 if (sc->sc_flags & URTW_RTL8187B) 1987 data |= URTW_MSR_LINK_ENEDCA; 1988 break; 1989 case IEEE80211_M_IBSS: 1990 data |= URTW_MSR_LINK_ADHOC; 1991 break; 1992 case IEEE80211_M_HOSTAP: 1993 data |= URTW_MSR_LINK_HOSTAP; 1994 break; 1995 default: 1996 DPRINTF(sc, URTW_DEBUG_STATE, 1997 "unsupported operation mode 0x%x\n", 1998 ic->ic_opmode); 1999 error = USB_ERR_INVAL; 2000 goto fail; 2001 } 2002 } else 2003 data |= URTW_MSR_LINK_NONE; 2004 2005 urtw_write8_m(sc, URTW_MSR, data); 2006 fail: 2007 return (error); 2008 } 2009 2010 static usb_error_t 2011 urtw_read8_c(struct urtw_softc *sc, int val, uint8_t *data) 2012 { 2013 struct usb_device_request req; 2014 usb_error_t error; 2015 2016 URTW_ASSERT_LOCKED(sc); 2017 2018 req.bmRequestType = UT_READ_VENDOR_DEVICE; 2019 req.bRequest = URTW_8187_GETREGS_REQ; 2020 USETW(req.wValue, (val & 0xff) | 0xff00); 2021 USETW(req.wIndex, (val >> 8) & 0x3); 2022 USETW(req.wLength, sizeof(uint8_t)); 2023 2024 error = urtw_do_request(sc, &req, data); 2025 return (error); 2026 } 2027 2028 static usb_error_t 2029 urtw_read16_c(struct urtw_softc *sc, int val, uint16_t *data) 2030 { 2031 struct usb_device_request req; 2032 usb_error_t error; 2033 2034 URTW_ASSERT_LOCKED(sc); 2035 2036 req.bmRequestType = UT_READ_VENDOR_DEVICE; 2037 req.bRequest = URTW_8187_GETREGS_REQ; 2038 USETW(req.wValue, (val & 0xff) | 0xff00); 2039 USETW(req.wIndex, (val >> 8) & 0x3); 2040 USETW(req.wLength, sizeof(uint16_t)); 2041 2042 error = urtw_do_request(sc, &req, data); 2043 return (error); 2044 } 2045 2046 static usb_error_t 2047 urtw_read32_c(struct urtw_softc *sc, int val, uint32_t *data) 2048 { 2049 struct usb_device_request req; 2050 usb_error_t error; 2051 2052 URTW_ASSERT_LOCKED(sc); 2053 2054 req.bmRequestType = UT_READ_VENDOR_DEVICE; 2055 req.bRequest = URTW_8187_GETREGS_REQ; 2056 USETW(req.wValue, (val & 0xff) | 0xff00); 2057 USETW(req.wIndex, (val >> 8) & 0x3); 2058 USETW(req.wLength, sizeof(uint32_t)); 2059 2060 error = urtw_do_request(sc, &req, data); 2061 return (error); 2062 } 2063 2064 static usb_error_t 2065 urtw_write8_c(struct urtw_softc *sc, int val, uint8_t data) 2066 { 2067 struct usb_device_request req; 2068 2069 URTW_ASSERT_LOCKED(sc); 2070 2071 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 2072 req.bRequest = URTW_8187_SETREGS_REQ; 2073 USETW(req.wValue, (val & 0xff) | 0xff00); 2074 USETW(req.wIndex, (val >> 8) & 0x3); 2075 USETW(req.wLength, sizeof(uint8_t)); 2076 2077 return (urtw_do_request(sc, &req, &data)); 2078 } 2079 2080 static usb_error_t 2081 urtw_write16_c(struct urtw_softc *sc, int val, uint16_t data) 2082 { 2083 struct usb_device_request req; 2084 2085 URTW_ASSERT_LOCKED(sc); 2086 2087 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 2088 req.bRequest = URTW_8187_SETREGS_REQ; 2089 USETW(req.wValue, (val & 0xff) | 0xff00); 2090 USETW(req.wIndex, (val >> 8) & 0x3); 2091 USETW(req.wLength, sizeof(uint16_t)); 2092 2093 return (urtw_do_request(sc, &req, &data)); 2094 } 2095 2096 static usb_error_t 2097 urtw_write32_c(struct urtw_softc *sc, int val, uint32_t data) 2098 { 2099 struct usb_device_request req; 2100 2101 URTW_ASSERT_LOCKED(sc); 2102 2103 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 2104 req.bRequest = URTW_8187_SETREGS_REQ; 2105 USETW(req.wValue, (val & 0xff) | 0xff00); 2106 USETW(req.wIndex, (val >> 8) & 0x3); 2107 USETW(req.wLength, sizeof(uint32_t)); 2108 2109 return (urtw_do_request(sc, &req, &data)); 2110 } 2111 2112 static usb_error_t 2113 urtw_get_macaddr(struct urtw_softc *sc) 2114 { 2115 struct ieee80211com *ic = &sc->sc_ic; 2116 uint32_t data; 2117 usb_error_t error; 2118 2119 error = urtw_eprom_read32(sc, URTW_EPROM_MACADDR, &data); 2120 if (error != 0) 2121 goto fail; 2122 ic->ic_macaddr[0] = data & 0xff; 2123 ic->ic_macaddr[1] = (data & 0xff00) >> 8; 2124 error = urtw_eprom_read32(sc, URTW_EPROM_MACADDR + 1, &data); 2125 if (error != 0) 2126 goto fail; 2127 ic->ic_macaddr[2] = data & 0xff; 2128 ic->ic_macaddr[3] = (data & 0xff00) >> 8; 2129 error = urtw_eprom_read32(sc, URTW_EPROM_MACADDR + 2, &data); 2130 if (error != 0) 2131 goto fail; 2132 ic->ic_macaddr[4] = data & 0xff; 2133 ic->ic_macaddr[5] = (data & 0xff00) >> 8; 2134 fail: 2135 return (error); 2136 } 2137 2138 static usb_error_t 2139 urtw_eprom_read32(struct urtw_softc *sc, uint32_t addr, uint32_t *data) 2140 { 2141 #define URTW_READCMD_LEN 3 2142 int addrlen, i; 2143 int16_t addrstr[8], data16, readcmd[] = { 1, 1, 0 }; 2144 usb_error_t error; 2145 2146 /* NB: make sure the buffer is initialized */ 2147 *data = 0; 2148 2149 /* enable EPROM programming */ 2150 urtw_write8_m(sc, URTW_EPROM_CMD, URTW_EPROM_CMD_PROGRAM_MODE); 2151 DELAY(URTW_EPROM_DELAY); 2152 2153 error = urtw_eprom_cs(sc, URTW_EPROM_ENABLE); 2154 if (error != 0) 2155 goto fail; 2156 error = urtw_eprom_ck(sc); 2157 if (error != 0) 2158 goto fail; 2159 error = urtw_eprom_sendbits(sc, readcmd, URTW_READCMD_LEN); 2160 if (error != 0) 2161 goto fail; 2162 if (sc->sc_epromtype == URTW_EEPROM_93C56) { 2163 addrlen = 8; 2164 addrstr[0] = addr & (1 << 7); 2165 addrstr[1] = addr & (1 << 6); 2166 addrstr[2] = addr & (1 << 5); 2167 addrstr[3] = addr & (1 << 4); 2168 addrstr[4] = addr & (1 << 3); 2169 addrstr[5] = addr & (1 << 2); 2170 addrstr[6] = addr & (1 << 1); 2171 addrstr[7] = addr & (1 << 0); 2172 } else { 2173 addrlen=6; 2174 addrstr[0] = addr & (1 << 5); 2175 addrstr[1] = addr & (1 << 4); 2176 addrstr[2] = addr & (1 << 3); 2177 addrstr[3] = addr & (1 << 2); 2178 addrstr[4] = addr & (1 << 1); 2179 addrstr[5] = addr & (1 << 0); 2180 } 2181 error = urtw_eprom_sendbits(sc, addrstr, addrlen); 2182 if (error != 0) 2183 goto fail; 2184 2185 error = urtw_eprom_writebit(sc, 0); 2186 if (error != 0) 2187 goto fail; 2188 2189 for (i = 0; i < 16; i++) { 2190 error = urtw_eprom_ck(sc); 2191 if (error != 0) 2192 goto fail; 2193 error = urtw_eprom_readbit(sc, &data16); 2194 if (error != 0) 2195 goto fail; 2196 2197 (*data) |= (data16 << (15 - i)); 2198 } 2199 2200 error = urtw_eprom_cs(sc, URTW_EPROM_DISABLE); 2201 if (error != 0) 2202 goto fail; 2203 error = urtw_eprom_ck(sc); 2204 if (error != 0) 2205 goto fail; 2206 2207 /* now disable EPROM programming */ 2208 urtw_write8_m(sc, URTW_EPROM_CMD, URTW_EPROM_CMD_NORMAL_MODE); 2209 fail: 2210 return (error); 2211 #undef URTW_READCMD_LEN 2212 } 2213 2214 static usb_error_t 2215 urtw_eprom_cs(struct urtw_softc *sc, int able) 2216 { 2217 uint8_t data; 2218 usb_error_t error; 2219 2220 urtw_read8_m(sc, URTW_EPROM_CMD, &data); 2221 if (able == URTW_EPROM_ENABLE) 2222 urtw_write8_m(sc, URTW_EPROM_CMD, data | URTW_EPROM_CS); 2223 else 2224 urtw_write8_m(sc, URTW_EPROM_CMD, data & ~URTW_EPROM_CS); 2225 DELAY(URTW_EPROM_DELAY); 2226 fail: 2227 return (error); 2228 } 2229 2230 static usb_error_t 2231 urtw_eprom_ck(struct urtw_softc *sc) 2232 { 2233 uint8_t data; 2234 usb_error_t error; 2235 2236 /* masking */ 2237 urtw_read8_m(sc, URTW_EPROM_CMD, &data); 2238 urtw_write8_m(sc, URTW_EPROM_CMD, data | URTW_EPROM_CK); 2239 DELAY(URTW_EPROM_DELAY); 2240 /* unmasking */ 2241 urtw_read8_m(sc, URTW_EPROM_CMD, &data); 2242 urtw_write8_m(sc, URTW_EPROM_CMD, data & ~URTW_EPROM_CK); 2243 DELAY(URTW_EPROM_DELAY); 2244 fail: 2245 return (error); 2246 } 2247 2248 static usb_error_t 2249 urtw_eprom_readbit(struct urtw_softc *sc, int16_t *data) 2250 { 2251 uint8_t data8; 2252 usb_error_t error; 2253 2254 urtw_read8_m(sc, URTW_EPROM_CMD, &data8); 2255 *data = (data8 & URTW_EPROM_READBIT) ? 1 : 0; 2256 DELAY(URTW_EPROM_DELAY); 2257 2258 fail: 2259 return (error); 2260 } 2261 2262 static usb_error_t 2263 urtw_eprom_writebit(struct urtw_softc *sc, int16_t bit) 2264 { 2265 uint8_t data; 2266 usb_error_t error; 2267 2268 urtw_read8_m(sc, URTW_EPROM_CMD, &data); 2269 if (bit != 0) 2270 urtw_write8_m(sc, URTW_EPROM_CMD, data | URTW_EPROM_WRITEBIT); 2271 else 2272 urtw_write8_m(sc, URTW_EPROM_CMD, data & ~URTW_EPROM_WRITEBIT); 2273 DELAY(URTW_EPROM_DELAY); 2274 fail: 2275 return (error); 2276 } 2277 2278 static usb_error_t 2279 urtw_eprom_sendbits(struct urtw_softc *sc, int16_t *buf, int buflen) 2280 { 2281 int i = 0; 2282 usb_error_t error = 0; 2283 2284 for (i = 0; i < buflen; i++) { 2285 error = urtw_eprom_writebit(sc, buf[i]); 2286 if (error != 0) 2287 goto fail; 2288 error = urtw_eprom_ck(sc); 2289 if (error != 0) 2290 goto fail; 2291 } 2292 fail: 2293 return (error); 2294 } 2295 2296 static usb_error_t 2297 urtw_get_txpwr(struct urtw_softc *sc) 2298 { 2299 int i, j; 2300 uint32_t data; 2301 usb_error_t error; 2302 2303 error = urtw_eprom_read32(sc, URTW_EPROM_TXPW_BASE, &data); 2304 if (error != 0) 2305 goto fail; 2306 sc->sc_txpwr_cck_base = data & 0xf; 2307 sc->sc_txpwr_ofdm_base = (data >> 4) & 0xf; 2308 2309 for (i = 1, j = 0; i < 6; i += 2, j++) { 2310 error = urtw_eprom_read32(sc, URTW_EPROM_TXPW0 + j, &data); 2311 if (error != 0) 2312 goto fail; 2313 sc->sc_txpwr_cck[i] = data & 0xf; 2314 sc->sc_txpwr_cck[i + 1] = (data & 0xf00) >> 8; 2315 sc->sc_txpwr_ofdm[i] = (data & 0xf0) >> 4; 2316 sc->sc_txpwr_ofdm[i + 1] = (data & 0xf000) >> 12; 2317 } 2318 for (i = 1, j = 0; i < 4; i += 2, j++) { 2319 error = urtw_eprom_read32(sc, URTW_EPROM_TXPW1 + j, &data); 2320 if (error != 0) 2321 goto fail; 2322 sc->sc_txpwr_cck[i + 6] = data & 0xf; 2323 sc->sc_txpwr_cck[i + 6 + 1] = (data & 0xf00) >> 8; 2324 sc->sc_txpwr_ofdm[i + 6] = (data & 0xf0) >> 4; 2325 sc->sc_txpwr_ofdm[i + 6 + 1] = (data & 0xf000) >> 12; 2326 } 2327 if (sc->sc_flags & URTW_RTL8187B) { 2328 error = urtw_eprom_read32(sc, URTW_EPROM_TXPW2, &data); 2329 if (error != 0) 2330 goto fail; 2331 sc->sc_txpwr_cck[1 + 6 + 4] = data & 0xf; 2332 sc->sc_txpwr_ofdm[1 + 6 + 4] = (data & 0xf0) >> 4; 2333 error = urtw_eprom_read32(sc, 0x0a, &data); 2334 if (error != 0) 2335 goto fail; 2336 sc->sc_txpwr_cck[2 + 6 + 4] = data & 0xf; 2337 sc->sc_txpwr_ofdm[2 + 6 + 4] = (data & 0xf0) >> 4; 2338 error = urtw_eprom_read32(sc, 0x1c, &data); 2339 if (error != 0) 2340 goto fail; 2341 sc->sc_txpwr_cck[3 + 6 + 4] = data & 0xf; 2342 sc->sc_txpwr_cck[3 + 6 + 4 + 1] = (data & 0xf00) >> 8; 2343 sc->sc_txpwr_ofdm[3 + 6 + 4] = (data & 0xf0) >> 4; 2344 sc->sc_txpwr_ofdm[3 + 6 + 4 + 1] = (data & 0xf000) >> 12; 2345 } else { 2346 for (i = 1, j = 0; i < 4; i += 2, j++) { 2347 error = urtw_eprom_read32(sc, URTW_EPROM_TXPW2 + j, 2348 &data); 2349 if (error != 0) 2350 goto fail; 2351 sc->sc_txpwr_cck[i + 6 + 4] = data & 0xf; 2352 sc->sc_txpwr_cck[i + 6 + 4 + 1] = (data & 0xf00) >> 8; 2353 sc->sc_txpwr_ofdm[i + 6 + 4] = (data & 0xf0) >> 4; 2354 sc->sc_txpwr_ofdm[i + 6 + 4 + 1] = (data & 0xf000) >> 12; 2355 } 2356 } 2357 fail: 2358 return (error); 2359 } 2360 2361 static usb_error_t 2362 urtw_get_rfchip(struct urtw_softc *sc) 2363 { 2364 int ret; 2365 uint8_t data8; 2366 uint32_t data; 2367 usb_error_t error; 2368 2369 if (sc->sc_flags & URTW_RTL8187B) { 2370 urtw_read8_m(sc, 0xe1, &data8); 2371 switch (data8) { 2372 case 0: 2373 sc->sc_flags |= URTW_RTL8187B_REV_B; 2374 break; 2375 case 1: 2376 sc->sc_flags |= URTW_RTL8187B_REV_D; 2377 break; 2378 case 2: 2379 sc->sc_flags |= URTW_RTL8187B_REV_E; 2380 break; 2381 default: 2382 device_printf(sc->sc_dev, "unknown type: %#x\n", data8); 2383 sc->sc_flags |= URTW_RTL8187B_REV_B; 2384 break; 2385 } 2386 } else { 2387 urtw_read32_m(sc, URTW_TX_CONF, &data); 2388 switch (data & URTW_TX_HWMASK) { 2389 case URTW_TX_R8187vD_B: 2390 sc->sc_flags |= URTW_RTL8187B; 2391 break; 2392 case URTW_TX_R8187vD: 2393 break; 2394 default: 2395 device_printf(sc->sc_dev, "unknown RTL8187L type: %#x\n", 2396 data & URTW_TX_HWMASK); 2397 break; 2398 } 2399 } 2400 2401 error = urtw_eprom_read32(sc, URTW_EPROM_RFCHIPID, &data); 2402 if (error != 0) 2403 goto fail; 2404 switch (data & 0xff) { 2405 case URTW_EPROM_RFCHIPID_RTL8225U: 2406 error = urtw_8225_isv2(sc, &ret); 2407 if (error != 0) 2408 goto fail; 2409 if (ret == 0) { 2410 sc->sc_rf_init = urtw_8225_rf_init; 2411 sc->sc_rf_set_sens = urtw_8225_rf_set_sens; 2412 sc->sc_rf_set_chan = urtw_8225_rf_set_chan; 2413 sc->sc_rf_stop = urtw_8225_rf_stop; 2414 } else { 2415 sc->sc_rf_init = urtw_8225v2_rf_init; 2416 sc->sc_rf_set_chan = urtw_8225v2_rf_set_chan; 2417 sc->sc_rf_stop = urtw_8225_rf_stop; 2418 } 2419 sc->sc_max_sens = URTW_8225_RF_MAX_SENS; 2420 sc->sc_sens = URTW_8225_RF_DEF_SENS; 2421 break; 2422 case URTW_EPROM_RFCHIPID_RTL8225Z2: 2423 sc->sc_rf_init = urtw_8225v2b_rf_init; 2424 sc->sc_rf_set_chan = urtw_8225v2b_rf_set_chan; 2425 sc->sc_max_sens = URTW_8225_RF_MAX_SENS; 2426 sc->sc_sens = URTW_8225_RF_DEF_SENS; 2427 sc->sc_rf_stop = urtw_8225_rf_stop; 2428 break; 2429 default: 2430 DPRINTF(sc, URTW_DEBUG_STATE, 2431 "unsupported RF chip %d\n", data & 0xff); 2432 error = USB_ERR_INVAL; 2433 goto fail; 2434 } 2435 2436 device_printf(sc->sc_dev, "%s rf %s hwrev %s\n", 2437 (sc->sc_flags & URTW_RTL8187B) ? "rtl8187b" : "rtl8187l", 2438 ((data & 0xff) == URTW_EPROM_RFCHIPID_RTL8225U) ? "rtl8225u" : 2439 "rtl8225z2", 2440 (sc->sc_flags & URTW_RTL8187B) ? ((data8 == 0) ? "b" : 2441 (data8 == 1) ? "d" : "e") : "none"); 2442 2443 fail: 2444 return (error); 2445 } 2446 2447 static usb_error_t 2448 urtw_led_init(struct urtw_softc *sc) 2449 { 2450 uint32_t rev; 2451 usb_error_t error; 2452 2453 urtw_read8_m(sc, URTW_PSR, &sc->sc_psr); 2454 error = urtw_eprom_read32(sc, URTW_EPROM_SWREV, &rev); 2455 if (error != 0) 2456 goto fail; 2457 2458 switch (rev & URTW_EPROM_CID_MASK) { 2459 case URTW_EPROM_CID_ALPHA0: 2460 sc->sc_strategy = URTW_SW_LED_MODE1; 2461 break; 2462 case URTW_EPROM_CID_SERCOMM_PS: 2463 sc->sc_strategy = URTW_SW_LED_MODE3; 2464 break; 2465 case URTW_EPROM_CID_HW_LED: 2466 sc->sc_strategy = URTW_HW_LED; 2467 break; 2468 case URTW_EPROM_CID_RSVD0: 2469 case URTW_EPROM_CID_RSVD1: 2470 default: 2471 sc->sc_strategy = URTW_SW_LED_MODE0; 2472 break; 2473 } 2474 2475 sc->sc_gpio_ledpin = URTW_LED_PIN_GPIO0; 2476 2477 fail: 2478 return (error); 2479 } 2480 2481 static usb_error_t 2482 urtw_8225_rf_init(struct urtw_softc *sc) 2483 { 2484 unsigned int i; 2485 uint16_t data; 2486 usb_error_t error; 2487 2488 error = urtw_8180_set_anaparam(sc, URTW_8225_ANAPARAM_ON); 2489 if (error) 2490 goto fail; 2491 2492 error = urtw_8225_usb_init(sc); 2493 if (error) 2494 goto fail; 2495 2496 urtw_write32_m(sc, URTW_RF_TIMING, 0x000a8008); 2497 urtw_read16_m(sc, URTW_BRSR, &data); /* XXX ??? */ 2498 urtw_write16_m(sc, URTW_BRSR, 0xffff); 2499 urtw_write32_m(sc, URTW_RF_PARA, 0x100044); 2500 2501 error = urtw_set_mode(sc, URTW_EPROM_CMD_CONFIG); 2502 if (error) 2503 goto fail; 2504 urtw_write8_m(sc, URTW_CONFIG3, 0x44); 2505 error = urtw_set_mode(sc, URTW_EPROM_CMD_NORMAL); 2506 if (error) 2507 goto fail; 2508 2509 error = urtw_8185_rf_pins_enable(sc); 2510 if (error) 2511 goto fail; 2512 usb_pause_mtx(&sc->sc_mtx, 1000); 2513 2514 for (i = 0; i < nitems(urtw_8225_rf_part1); i++) { 2515 urtw_8225_write(sc, urtw_8225_rf_part1[i].reg, 2516 urtw_8225_rf_part1[i].val); 2517 usb_pause_mtx(&sc->sc_mtx, 1); 2518 } 2519 usb_pause_mtx(&sc->sc_mtx, 100); 2520 urtw_8225_write(sc, 2521 URTW_8225_ADDR_2_MAGIC, URTW_8225_ADDR_2_DATA_MAGIC1); 2522 usb_pause_mtx(&sc->sc_mtx, 200); 2523 urtw_8225_write(sc, 2524 URTW_8225_ADDR_2_MAGIC, URTW_8225_ADDR_2_DATA_MAGIC2); 2525 usb_pause_mtx(&sc->sc_mtx, 200); 2526 urtw_8225_write(sc, 2527 URTW_8225_ADDR_0_MAGIC, URTW_8225_ADDR_0_DATA_MAGIC3); 2528 2529 for (i = 0; i < 95; i++) { 2530 urtw_8225_write(sc, URTW_8225_ADDR_1_MAGIC, (uint8_t)(i + 1)); 2531 urtw_8225_write(sc, URTW_8225_ADDR_2_MAGIC, urtw_8225_rxgain[i]); 2532 } 2533 2534 urtw_8225_write(sc, 2535 URTW_8225_ADDR_0_MAGIC, URTW_8225_ADDR_0_DATA_MAGIC4); 2536 urtw_8225_write(sc, 2537 URTW_8225_ADDR_0_MAGIC, URTW_8225_ADDR_0_DATA_MAGIC5); 2538 2539 for (i = 0; i < 128; i++) { 2540 urtw_8187_write_phy_ofdm(sc, 0xb, urtw_8225_agc[i]); 2541 usb_pause_mtx(&sc->sc_mtx, 1); 2542 urtw_8187_write_phy_ofdm(sc, 0xa, (uint8_t)i + 0x80); 2543 usb_pause_mtx(&sc->sc_mtx, 1); 2544 } 2545 2546 for (i = 0; i < nitems(urtw_8225_rf_part2); i++) { 2547 urtw_8187_write_phy_ofdm(sc, urtw_8225_rf_part2[i].reg, 2548 urtw_8225_rf_part2[i].val); 2549 usb_pause_mtx(&sc->sc_mtx, 1); 2550 } 2551 2552 error = urtw_8225_setgain(sc, 4); 2553 if (error) 2554 goto fail; 2555 2556 for (i = 0; i < nitems(urtw_8225_rf_part3); i++) { 2557 urtw_8187_write_phy_cck(sc, urtw_8225_rf_part3[i].reg, 2558 urtw_8225_rf_part3[i].val); 2559 usb_pause_mtx(&sc->sc_mtx, 1); 2560 } 2561 2562 urtw_write8_m(sc, URTW_TESTR, 0x0d); 2563 2564 error = urtw_8225_set_txpwrlvl(sc, 1); 2565 if (error) 2566 goto fail; 2567 2568 urtw_8187_write_phy_cck(sc, 0x10, 0x9b); 2569 usb_pause_mtx(&sc->sc_mtx, 1); 2570 urtw_8187_write_phy_ofdm(sc, 0x26, 0x90); 2571 usb_pause_mtx(&sc->sc_mtx, 1); 2572 2573 /* TX ant A, 0x0 for B */ 2574 error = urtw_8185_tx_antenna(sc, 0x3); 2575 if (error) 2576 goto fail; 2577 urtw_write32_m(sc, URTW_HSSI_PARA, 0x3dc00002); 2578 2579 error = urtw_8225_rf_set_chan(sc, 1); 2580 fail: 2581 return (error); 2582 } 2583 2584 static usb_error_t 2585 urtw_8185_rf_pins_enable(struct urtw_softc *sc) 2586 { 2587 usb_error_t error = 0; 2588 2589 urtw_write16_m(sc, URTW_RF_PINS_ENABLE, 0x1ff7); 2590 fail: 2591 return (error); 2592 } 2593 2594 static usb_error_t 2595 urtw_8185_tx_antenna(struct urtw_softc *sc, uint8_t ant) 2596 { 2597 usb_error_t error; 2598 2599 urtw_write8_m(sc, URTW_TX_ANTENNA, ant); 2600 usb_pause_mtx(&sc->sc_mtx, 1); 2601 fail: 2602 return (error); 2603 } 2604 2605 static usb_error_t 2606 urtw_8187_write_phy_ofdm_c(struct urtw_softc *sc, uint8_t addr, uint32_t data) 2607 { 2608 2609 data = data & 0xff; 2610 return urtw_8187_write_phy(sc, addr, data); 2611 } 2612 2613 static usb_error_t 2614 urtw_8187_write_phy_cck_c(struct urtw_softc *sc, uint8_t addr, uint32_t data) 2615 { 2616 2617 data = data & 0xff; 2618 return urtw_8187_write_phy(sc, addr, data | 0x10000); 2619 } 2620 2621 static usb_error_t 2622 urtw_8187_write_phy(struct urtw_softc *sc, uint8_t addr, uint32_t data) 2623 { 2624 uint32_t phyw; 2625 usb_error_t error; 2626 2627 phyw = ((data << 8) | (addr | 0x80)); 2628 urtw_write8_m(sc, URTW_PHY_MAGIC4, ((phyw & 0xff000000) >> 24)); 2629 urtw_write8_m(sc, URTW_PHY_MAGIC3, ((phyw & 0x00ff0000) >> 16)); 2630 urtw_write8_m(sc, URTW_PHY_MAGIC2, ((phyw & 0x0000ff00) >> 8)); 2631 urtw_write8_m(sc, URTW_PHY_MAGIC1, ((phyw & 0x000000ff))); 2632 usb_pause_mtx(&sc->sc_mtx, 1); 2633 fail: 2634 return (error); 2635 } 2636 2637 static usb_error_t 2638 urtw_8225_setgain(struct urtw_softc *sc, int16_t gain) 2639 { 2640 usb_error_t error; 2641 2642 urtw_8187_write_phy_ofdm(sc, 0x0d, urtw_8225_gain[gain * 4]); 2643 urtw_8187_write_phy_ofdm(sc, 0x1b, urtw_8225_gain[gain * 4 + 2]); 2644 urtw_8187_write_phy_ofdm(sc, 0x1d, urtw_8225_gain[gain * 4 + 3]); 2645 urtw_8187_write_phy_ofdm(sc, 0x23, urtw_8225_gain[gain * 4 + 1]); 2646 fail: 2647 return (error); 2648 } 2649 2650 static usb_error_t 2651 urtw_8225_usb_init(struct urtw_softc *sc) 2652 { 2653 uint8_t data; 2654 usb_error_t error; 2655 2656 urtw_write8_m(sc, URTW_RF_PINS_SELECT + 1, 0); 2657 urtw_write8_m(sc, URTW_GPIO, 0); 2658 error = urtw_read8e(sc, 0x53, &data); 2659 if (error) 2660 goto fail; 2661 error = urtw_write8e(sc, 0x53, data | (1 << 7)); 2662 if (error) 2663 goto fail; 2664 urtw_write8_m(sc, URTW_RF_PINS_SELECT + 1, 4); 2665 urtw_write8_m(sc, URTW_GPIO, 0x20); 2666 urtw_write8_m(sc, URTW_GP_ENABLE, 0); 2667 2668 urtw_write16_m(sc, URTW_RF_PINS_OUTPUT, 0x80); 2669 urtw_write16_m(sc, URTW_RF_PINS_SELECT, 0x80); 2670 urtw_write16_m(sc, URTW_RF_PINS_ENABLE, 0x80); 2671 2672 usb_pause_mtx(&sc->sc_mtx, 500); 2673 fail: 2674 return (error); 2675 } 2676 2677 static usb_error_t 2678 urtw_8225_write_c(struct urtw_softc *sc, uint8_t addr, uint16_t data) 2679 { 2680 uint16_t d80, d82, d84; 2681 usb_error_t error; 2682 2683 urtw_read16_m(sc, URTW_RF_PINS_OUTPUT, &d80); 2684 d80 &= URTW_RF_PINS_MAGIC1; 2685 urtw_read16_m(sc, URTW_RF_PINS_ENABLE, &d82); 2686 urtw_read16_m(sc, URTW_RF_PINS_SELECT, &d84); 2687 d84 &= URTW_RF_PINS_MAGIC2; 2688 urtw_write16_m(sc, URTW_RF_PINS_ENABLE, d82 | URTW_RF_PINS_MAGIC3); 2689 urtw_write16_m(sc, URTW_RF_PINS_SELECT, d84 | URTW_RF_PINS_MAGIC3); 2690 DELAY(10); 2691 2692 urtw_write16_m(sc, URTW_RF_PINS_OUTPUT, d80 | URTW_BB_HOST_BANG_EN); 2693 DELAY(2); 2694 urtw_write16_m(sc, URTW_RF_PINS_OUTPUT, d80); 2695 DELAY(10); 2696 2697 error = urtw_8225_write_s16(sc, addr, 0x8225, &data); 2698 if (error != 0) 2699 goto fail; 2700 2701 urtw_write16_m(sc, URTW_RF_PINS_OUTPUT, d80 | URTW_BB_HOST_BANG_EN); 2702 DELAY(10); 2703 urtw_write16_m(sc, URTW_RF_PINS_OUTPUT, d80 | URTW_BB_HOST_BANG_EN); 2704 urtw_write16_m(sc, URTW_RF_PINS_SELECT, d84); 2705 usb_pause_mtx(&sc->sc_mtx, 2); 2706 fail: 2707 return (error); 2708 } 2709 2710 static usb_error_t 2711 urtw_8225_write_s16(struct urtw_softc *sc, uint8_t addr, int index, 2712 uint16_t *data) 2713 { 2714 uint8_t buf[2]; 2715 uint16_t data16; 2716 struct usb_device_request req; 2717 usb_error_t error = 0; 2718 2719 data16 = *data; 2720 2721 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 2722 req.bRequest = URTW_8187_SETREGS_REQ; 2723 USETW(req.wValue, addr); 2724 USETW(req.wIndex, index); 2725 USETW(req.wLength, sizeof(uint16_t)); 2726 buf[0] = (data16 & 0x00ff); 2727 buf[1] = (data16 & 0xff00) >> 8; 2728 2729 error = urtw_do_request(sc, &req, buf); 2730 2731 return (error); 2732 } 2733 2734 static usb_error_t 2735 urtw_8225_rf_set_chan(struct urtw_softc *sc, int chan) 2736 { 2737 usb_error_t error; 2738 2739 error = urtw_8225_set_txpwrlvl(sc, chan); 2740 if (error) 2741 goto fail; 2742 urtw_8225_write(sc, URTW_8225_ADDR_7_MAGIC, urtw_8225_channel[chan]); 2743 usb_pause_mtx(&sc->sc_mtx, 10); 2744 fail: 2745 return (error); 2746 } 2747 2748 static usb_error_t 2749 urtw_8225_rf_set_sens(struct urtw_softc *sc, int sens) 2750 { 2751 usb_error_t error; 2752 2753 if (sens < 0 || sens > 6) 2754 return -1; 2755 2756 if (sens > 4) 2757 urtw_8225_write(sc, 2758 URTW_8225_ADDR_C_MAGIC, URTW_8225_ADDR_C_DATA_MAGIC1); 2759 else 2760 urtw_8225_write(sc, 2761 URTW_8225_ADDR_C_MAGIC, URTW_8225_ADDR_C_DATA_MAGIC2); 2762 2763 sens = 6 - sens; 2764 error = urtw_8225_setgain(sc, sens); 2765 if (error) 2766 goto fail; 2767 2768 urtw_8187_write_phy_cck(sc, 0x41, urtw_8225_threshold[sens]); 2769 2770 fail: 2771 return (error); 2772 } 2773 2774 static usb_error_t 2775 urtw_8225_set_txpwrlvl(struct urtw_softc *sc, int chan) 2776 { 2777 int i, idx, set; 2778 uint8_t *cck_pwltable; 2779 uint8_t cck_pwrlvl_max, ofdm_pwrlvl_min, ofdm_pwrlvl_max; 2780 uint8_t cck_pwrlvl = sc->sc_txpwr_cck[chan] & 0xff; 2781 uint8_t ofdm_pwrlvl = sc->sc_txpwr_ofdm[chan] & 0xff; 2782 usb_error_t error; 2783 2784 cck_pwrlvl_max = 11; 2785 ofdm_pwrlvl_max = 25; /* 12 -> 25 */ 2786 ofdm_pwrlvl_min = 10; 2787 2788 /* CCK power setting */ 2789 cck_pwrlvl = (cck_pwrlvl > cck_pwrlvl_max) ? cck_pwrlvl_max : cck_pwrlvl; 2790 idx = cck_pwrlvl % 6; 2791 set = cck_pwrlvl / 6; 2792 cck_pwltable = (chan == 14) ? urtw_8225_txpwr_cck_ch14 : 2793 urtw_8225_txpwr_cck; 2794 2795 urtw_write8_m(sc, URTW_TX_GAIN_CCK, 2796 urtw_8225_tx_gain_cck_ofdm[set] >> 1); 2797 for (i = 0; i < 8; i++) { 2798 urtw_8187_write_phy_cck(sc, 0x44 + i, 2799 cck_pwltable[idx * 8 + i]); 2800 } 2801 usb_pause_mtx(&sc->sc_mtx, 1); 2802 2803 /* OFDM power setting */ 2804 ofdm_pwrlvl = (ofdm_pwrlvl > (ofdm_pwrlvl_max - ofdm_pwrlvl_min)) ? 2805 ofdm_pwrlvl_max : ofdm_pwrlvl + ofdm_pwrlvl_min; 2806 ofdm_pwrlvl = (ofdm_pwrlvl > 35) ? 35 : ofdm_pwrlvl; 2807 2808 idx = ofdm_pwrlvl % 6; 2809 set = ofdm_pwrlvl / 6; 2810 2811 error = urtw_8185_set_anaparam2(sc, URTW_8225_ANAPARAM2_ON); 2812 if (error) 2813 goto fail; 2814 urtw_8187_write_phy_ofdm(sc, 2, 0x42); 2815 urtw_8187_write_phy_ofdm(sc, 6, 0); 2816 urtw_8187_write_phy_ofdm(sc, 8, 0); 2817 2818 urtw_write8_m(sc, URTW_TX_GAIN_OFDM, 2819 urtw_8225_tx_gain_cck_ofdm[set] >> 1); 2820 urtw_8187_write_phy_ofdm(sc, 0x5, urtw_8225_txpwr_ofdm[idx]); 2821 urtw_8187_write_phy_ofdm(sc, 0x7, urtw_8225_txpwr_ofdm[idx]); 2822 usb_pause_mtx(&sc->sc_mtx, 1); 2823 fail: 2824 return (error); 2825 } 2826 2827 static usb_error_t 2828 urtw_8225_rf_stop(struct urtw_softc *sc) 2829 { 2830 uint8_t data; 2831 usb_error_t error; 2832 2833 urtw_8225_write(sc, 0x4, 0x1f); 2834 2835 error = urtw_set_mode(sc, URTW_EPROM_CMD_CONFIG); 2836 if (error) 2837 goto fail; 2838 2839 urtw_read8_m(sc, URTW_CONFIG3, &data); 2840 urtw_write8_m(sc, URTW_CONFIG3, data | URTW_CONFIG3_ANAPARAM_WRITE); 2841 if (sc->sc_flags & URTW_RTL8187B) { 2842 urtw_write32_m(sc, URTW_ANAPARAM2, 2843 URTW_8187B_8225_ANAPARAM2_OFF); 2844 urtw_write32_m(sc, URTW_ANAPARAM, URTW_8187B_8225_ANAPARAM_OFF); 2845 urtw_write32_m(sc, URTW_ANAPARAM3, 2846 URTW_8187B_8225_ANAPARAM3_OFF); 2847 } else { 2848 urtw_write32_m(sc, URTW_ANAPARAM2, URTW_8225_ANAPARAM2_OFF); 2849 urtw_write32_m(sc, URTW_ANAPARAM, URTW_8225_ANAPARAM_OFF); 2850 } 2851 2852 urtw_write8_m(sc, URTW_CONFIG3, data & ~URTW_CONFIG3_ANAPARAM_WRITE); 2853 error = urtw_set_mode(sc, URTW_EPROM_CMD_NORMAL); 2854 if (error) 2855 goto fail; 2856 2857 fail: 2858 return (error); 2859 } 2860 2861 static usb_error_t 2862 urtw_8225v2_rf_init(struct urtw_softc *sc) 2863 { 2864 unsigned int i; 2865 uint16_t data; 2866 uint32_t data32; 2867 usb_error_t error; 2868 2869 error = urtw_8180_set_anaparam(sc, URTW_8225_ANAPARAM_ON); 2870 if (error) 2871 goto fail; 2872 2873 error = urtw_8225_usb_init(sc); 2874 if (error) 2875 goto fail; 2876 2877 urtw_write32_m(sc, URTW_RF_TIMING, 0x000a8008); 2878 urtw_read16_m(sc, URTW_BRSR, &data); /* XXX ??? */ 2879 urtw_write16_m(sc, URTW_BRSR, 0xffff); 2880 urtw_write32_m(sc, URTW_RF_PARA, 0x100044); 2881 2882 error = urtw_set_mode(sc, URTW_EPROM_CMD_CONFIG); 2883 if (error) 2884 goto fail; 2885 urtw_write8_m(sc, URTW_CONFIG3, 0x44); 2886 error = urtw_set_mode(sc, URTW_EPROM_CMD_NORMAL); 2887 if (error) 2888 goto fail; 2889 2890 error = urtw_8185_rf_pins_enable(sc); 2891 if (error) 2892 goto fail; 2893 2894 usb_pause_mtx(&sc->sc_mtx, 500); 2895 2896 for (i = 0; i < nitems(urtw_8225v2_rf_part1); i++) { 2897 urtw_8225_write(sc, urtw_8225v2_rf_part1[i].reg, 2898 urtw_8225v2_rf_part1[i].val); 2899 } 2900 usb_pause_mtx(&sc->sc_mtx, 50); 2901 2902 urtw_8225_write(sc, 2903 URTW_8225_ADDR_0_MAGIC, URTW_8225_ADDR_0_DATA_MAGIC1); 2904 2905 for (i = 0; i < 95; i++) { 2906 urtw_8225_write(sc, URTW_8225_ADDR_1_MAGIC, (uint8_t)(i + 1)); 2907 urtw_8225_write(sc, URTW_8225_ADDR_2_MAGIC, 2908 urtw_8225v2_rxgain[i]); 2909 } 2910 2911 urtw_8225_write(sc, 2912 URTW_8225_ADDR_3_MAGIC, URTW_8225_ADDR_3_DATA_MAGIC1); 2913 urtw_8225_write(sc, 2914 URTW_8225_ADDR_5_MAGIC, URTW_8225_ADDR_5_DATA_MAGIC1); 2915 urtw_8225_write(sc, 2916 URTW_8225_ADDR_0_MAGIC, URTW_8225_ADDR_0_DATA_MAGIC2); 2917 urtw_8225_write(sc, 2918 URTW_8225_ADDR_2_MAGIC, URTW_8225_ADDR_2_DATA_MAGIC1); 2919 usb_pause_mtx(&sc->sc_mtx, 100); 2920 urtw_8225_write(sc, 2921 URTW_8225_ADDR_2_MAGIC, URTW_8225_ADDR_2_DATA_MAGIC2); 2922 usb_pause_mtx(&sc->sc_mtx, 100); 2923 2924 error = urtw_8225_read(sc, URTW_8225_ADDR_6_MAGIC, &data32); 2925 if (error != 0) 2926 goto fail; 2927 if (data32 != URTW_8225_ADDR_6_DATA_MAGIC1) 2928 device_printf(sc->sc_dev, "expect 0xe6!! (0x%x)\n", data32); 2929 if (!(data32 & URTW_8225_ADDR_6_DATA_MAGIC2)) { 2930 urtw_8225_write(sc, 2931 URTW_8225_ADDR_2_MAGIC, URTW_8225_ADDR_2_DATA_MAGIC1); 2932 usb_pause_mtx(&sc->sc_mtx, 100); 2933 urtw_8225_write(sc, 2934 URTW_8225_ADDR_2_MAGIC, URTW_8225_ADDR_2_DATA_MAGIC2); 2935 usb_pause_mtx(&sc->sc_mtx, 50); 2936 error = urtw_8225_read(sc, URTW_8225_ADDR_6_MAGIC, &data32); 2937 if (error != 0) 2938 goto fail; 2939 if (!(data32 & URTW_8225_ADDR_6_DATA_MAGIC2)) 2940 device_printf(sc->sc_dev, "RF calibration failed\n"); 2941 } 2942 usb_pause_mtx(&sc->sc_mtx, 100); 2943 2944 urtw_8225_write(sc, 2945 URTW_8225_ADDR_0_MAGIC, URTW_8225_ADDR_0_DATA_MAGIC6); 2946 for (i = 0; i < 128; i++) { 2947 urtw_8187_write_phy_ofdm(sc, 0xb, urtw_8225_agc[i]); 2948 urtw_8187_write_phy_ofdm(sc, 0xa, (uint8_t)i + 0x80); 2949 } 2950 2951 for (i = 0; i < nitems(urtw_8225v2_rf_part2); i++) { 2952 urtw_8187_write_phy_ofdm(sc, urtw_8225v2_rf_part2[i].reg, 2953 urtw_8225v2_rf_part2[i].val); 2954 } 2955 2956 error = urtw_8225v2_setgain(sc, 4); 2957 if (error) 2958 goto fail; 2959 2960 for (i = 0; i < nitems(urtw_8225v2_rf_part3); i++) { 2961 urtw_8187_write_phy_cck(sc, urtw_8225v2_rf_part3[i].reg, 2962 urtw_8225v2_rf_part3[i].val); 2963 } 2964 2965 urtw_write8_m(sc, URTW_TESTR, 0x0d); 2966 2967 error = urtw_8225v2_set_txpwrlvl(sc, 1); 2968 if (error) 2969 goto fail; 2970 2971 urtw_8187_write_phy_cck(sc, 0x10, 0x9b); 2972 urtw_8187_write_phy_ofdm(sc, 0x26, 0x90); 2973 2974 /* TX ant A, 0x0 for B */ 2975 error = urtw_8185_tx_antenna(sc, 0x3); 2976 if (error) 2977 goto fail; 2978 urtw_write32_m(sc, URTW_HSSI_PARA, 0x3dc00002); 2979 2980 error = urtw_8225_rf_set_chan(sc, 1); 2981 fail: 2982 return (error); 2983 } 2984 2985 static usb_error_t 2986 urtw_8225v2_rf_set_chan(struct urtw_softc *sc, int chan) 2987 { 2988 usb_error_t error; 2989 2990 error = urtw_8225v2_set_txpwrlvl(sc, chan); 2991 if (error) 2992 goto fail; 2993 2994 urtw_8225_write(sc, URTW_8225_ADDR_7_MAGIC, urtw_8225_channel[chan]); 2995 usb_pause_mtx(&sc->sc_mtx, 10); 2996 fail: 2997 return (error); 2998 } 2999 3000 static usb_error_t 3001 urtw_8225_read(struct urtw_softc *sc, uint8_t addr, uint32_t *data) 3002 { 3003 int i; 3004 int16_t bit; 3005 uint8_t rlen = 12, wlen = 6; 3006 uint16_t o1, o2, o3, tmp; 3007 uint32_t d2w = ((uint32_t)(addr & 0x1f)) << 27; 3008 uint32_t mask = 0x80000000, value = 0; 3009 usb_error_t error; 3010 3011 urtw_read16_m(sc, URTW_RF_PINS_OUTPUT, &o1); 3012 urtw_read16_m(sc, URTW_RF_PINS_ENABLE, &o2); 3013 urtw_read16_m(sc, URTW_RF_PINS_SELECT, &o3); 3014 urtw_write16_m(sc, URTW_RF_PINS_ENABLE, o2 | URTW_RF_PINS_MAGIC4); 3015 urtw_write16_m(sc, URTW_RF_PINS_SELECT, o3 | URTW_RF_PINS_MAGIC4); 3016 o1 &= ~URTW_RF_PINS_MAGIC4; 3017 urtw_write16_m(sc, URTW_RF_PINS_OUTPUT, o1 | URTW_BB_HOST_BANG_EN); 3018 DELAY(5); 3019 urtw_write16_m(sc, URTW_RF_PINS_OUTPUT, o1); 3020 DELAY(5); 3021 3022 for (i = 0; i < (wlen / 2); i++, mask = mask >> 1) { 3023 bit = ((d2w & mask) != 0) ? 1 : 0; 3024 3025 urtw_write16_m(sc, URTW_RF_PINS_OUTPUT, bit | o1); 3026 DELAY(2); 3027 urtw_write16_m(sc, URTW_RF_PINS_OUTPUT, bit | o1 | 3028 URTW_BB_HOST_BANG_CLK); 3029 DELAY(2); 3030 urtw_write16_m(sc, URTW_RF_PINS_OUTPUT, bit | o1 | 3031 URTW_BB_HOST_BANG_CLK); 3032 DELAY(2); 3033 mask = mask >> 1; 3034 if (i == 2) 3035 break; 3036 bit = ((d2w & mask) != 0) ? 1 : 0; 3037 urtw_write16_m(sc, URTW_RF_PINS_OUTPUT, bit | o1 | 3038 URTW_BB_HOST_BANG_CLK); 3039 DELAY(2); 3040 urtw_write16_m(sc, URTW_RF_PINS_OUTPUT, bit | o1 | 3041 URTW_BB_HOST_BANG_CLK); 3042 DELAY(2); 3043 urtw_write16_m(sc, URTW_RF_PINS_OUTPUT, bit | o1); 3044 DELAY(1); 3045 } 3046 urtw_write16_m(sc, URTW_RF_PINS_OUTPUT, bit | o1 | URTW_BB_HOST_BANG_RW | 3047 URTW_BB_HOST_BANG_CLK); 3048 DELAY(2); 3049 urtw_write16_m(sc, URTW_RF_PINS_OUTPUT, bit | o1 | URTW_BB_HOST_BANG_RW); 3050 DELAY(2); 3051 urtw_write16_m(sc, URTW_RF_PINS_OUTPUT, o1 | URTW_BB_HOST_BANG_RW); 3052 DELAY(2); 3053 3054 mask = 0x800; 3055 for (i = 0; i < rlen; i++, mask = mask >> 1) { 3056 urtw_write16_m(sc, URTW_RF_PINS_OUTPUT, 3057 o1 | URTW_BB_HOST_BANG_RW); 3058 DELAY(2); 3059 urtw_write16_m(sc, URTW_RF_PINS_OUTPUT, 3060 o1 | URTW_BB_HOST_BANG_RW | URTW_BB_HOST_BANG_CLK); 3061 DELAY(2); 3062 urtw_write16_m(sc, URTW_RF_PINS_OUTPUT, 3063 o1 | URTW_BB_HOST_BANG_RW | URTW_BB_HOST_BANG_CLK); 3064 DELAY(2); 3065 urtw_write16_m(sc, URTW_RF_PINS_OUTPUT, 3066 o1 | URTW_BB_HOST_BANG_RW | URTW_BB_HOST_BANG_CLK); 3067 DELAY(2); 3068 3069 urtw_read16_m(sc, URTW_RF_PINS_INPUT, &tmp); 3070 value |= ((tmp & URTW_BB_HOST_BANG_CLK) ? mask : 0); 3071 urtw_write16_m(sc, URTW_RF_PINS_OUTPUT, 3072 o1 | URTW_BB_HOST_BANG_RW); 3073 DELAY(2); 3074 } 3075 3076 urtw_write16_m(sc, URTW_RF_PINS_OUTPUT, o1 | URTW_BB_HOST_BANG_EN | 3077 URTW_BB_HOST_BANG_RW); 3078 DELAY(2); 3079 3080 urtw_write16_m(sc, URTW_RF_PINS_ENABLE, o2); 3081 urtw_write16_m(sc, URTW_RF_PINS_SELECT, o3); 3082 urtw_write16_m(sc, URTW_RF_PINS_OUTPUT, URTW_RF_PINS_OUTPUT_MAGIC1); 3083 3084 if (data != NULL) 3085 *data = value; 3086 fail: 3087 return (error); 3088 } 3089 3090 static usb_error_t 3091 urtw_8225v2_set_txpwrlvl(struct urtw_softc *sc, int chan) 3092 { 3093 int i; 3094 uint8_t *cck_pwrtable; 3095 uint8_t cck_pwrlvl_max = 15, ofdm_pwrlvl_max = 25, ofdm_pwrlvl_min = 10; 3096 uint8_t cck_pwrlvl = sc->sc_txpwr_cck[chan] & 0xff; 3097 uint8_t ofdm_pwrlvl = sc->sc_txpwr_ofdm[chan] & 0xff; 3098 usb_error_t error; 3099 3100 /* CCK power setting */ 3101 cck_pwrlvl = (cck_pwrlvl > cck_pwrlvl_max) ? cck_pwrlvl_max : cck_pwrlvl; 3102 cck_pwrlvl += sc->sc_txpwr_cck_base; 3103 cck_pwrlvl = (cck_pwrlvl > 35) ? 35 : cck_pwrlvl; 3104 cck_pwrtable = (chan == 14) ? urtw_8225v2_txpwr_cck_ch14 : 3105 urtw_8225v2_txpwr_cck; 3106 3107 for (i = 0; i < 8; i++) 3108 urtw_8187_write_phy_cck(sc, 0x44 + i, cck_pwrtable[i]); 3109 3110 urtw_write8_m(sc, URTW_TX_GAIN_CCK, 3111 urtw_8225v2_tx_gain_cck_ofdm[cck_pwrlvl]); 3112 usb_pause_mtx(&sc->sc_mtx, 1); 3113 3114 /* OFDM power setting */ 3115 ofdm_pwrlvl = (ofdm_pwrlvl > (ofdm_pwrlvl_max - ofdm_pwrlvl_min)) ? 3116 ofdm_pwrlvl_max : ofdm_pwrlvl + ofdm_pwrlvl_min; 3117 ofdm_pwrlvl += sc->sc_txpwr_ofdm_base; 3118 ofdm_pwrlvl = (ofdm_pwrlvl > 35) ? 35 : ofdm_pwrlvl; 3119 3120 error = urtw_8185_set_anaparam2(sc, URTW_8225_ANAPARAM2_ON); 3121 if (error) 3122 goto fail; 3123 3124 urtw_8187_write_phy_ofdm(sc, 2, 0x42); 3125 urtw_8187_write_phy_ofdm(sc, 5, 0x0); 3126 urtw_8187_write_phy_ofdm(sc, 6, 0x40); 3127 urtw_8187_write_phy_ofdm(sc, 7, 0x0); 3128 urtw_8187_write_phy_ofdm(sc, 8, 0x40); 3129 3130 urtw_write8_m(sc, URTW_TX_GAIN_OFDM, 3131 urtw_8225v2_tx_gain_cck_ofdm[ofdm_pwrlvl]); 3132 usb_pause_mtx(&sc->sc_mtx, 1); 3133 fail: 3134 return (error); 3135 } 3136 3137 static usb_error_t 3138 urtw_8225v2_setgain(struct urtw_softc *sc, int16_t gain) 3139 { 3140 uint8_t *gainp; 3141 usb_error_t error; 3142 3143 /* XXX for A? */ 3144 gainp = urtw_8225v2_gain_bg; 3145 urtw_8187_write_phy_ofdm(sc, 0x0d, gainp[gain * 3]); 3146 usb_pause_mtx(&sc->sc_mtx, 1); 3147 urtw_8187_write_phy_ofdm(sc, 0x1b, gainp[gain * 3 + 1]); 3148 usb_pause_mtx(&sc->sc_mtx, 1); 3149 urtw_8187_write_phy_ofdm(sc, 0x1d, gainp[gain * 3 + 2]); 3150 usb_pause_mtx(&sc->sc_mtx, 1); 3151 urtw_8187_write_phy_ofdm(sc, 0x21, 0x17); 3152 usb_pause_mtx(&sc->sc_mtx, 1); 3153 fail: 3154 return (error); 3155 } 3156 3157 static usb_error_t 3158 urtw_8225_isv2(struct urtw_softc *sc, int *ret) 3159 { 3160 uint32_t data; 3161 usb_error_t error; 3162 3163 *ret = 1; 3164 3165 urtw_write16_m(sc, URTW_RF_PINS_OUTPUT, URTW_RF_PINS_MAGIC5); 3166 urtw_write16_m(sc, URTW_RF_PINS_SELECT, URTW_RF_PINS_MAGIC5); 3167 urtw_write16_m(sc, URTW_RF_PINS_ENABLE, URTW_RF_PINS_MAGIC5); 3168 usb_pause_mtx(&sc->sc_mtx, 500); 3169 3170 urtw_8225_write(sc, URTW_8225_ADDR_0_MAGIC, 3171 URTW_8225_ADDR_0_DATA_MAGIC1); 3172 3173 error = urtw_8225_read(sc, URTW_8225_ADDR_8_MAGIC, &data); 3174 if (error != 0) 3175 goto fail; 3176 if (data != URTW_8225_ADDR_8_DATA_MAGIC1) 3177 *ret = 0; 3178 else { 3179 error = urtw_8225_read(sc, URTW_8225_ADDR_9_MAGIC, &data); 3180 if (error != 0) 3181 goto fail; 3182 if (data != URTW_8225_ADDR_9_DATA_MAGIC1) 3183 *ret = 0; 3184 } 3185 3186 urtw_8225_write(sc, URTW_8225_ADDR_0_MAGIC, 3187 URTW_8225_ADDR_0_DATA_MAGIC2); 3188 fail: 3189 return (error); 3190 } 3191 3192 static usb_error_t 3193 urtw_8225v2b_rf_init(struct urtw_softc *sc) 3194 { 3195 struct ieee80211com *ic = &sc->sc_ic; 3196 struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); 3197 const uint8_t *macaddr; 3198 unsigned int i; 3199 uint8_t data8; 3200 usb_error_t error; 3201 3202 error = urtw_set_mode(sc, URTW_EPROM_CMD_CONFIG); 3203 if (error) 3204 goto fail; 3205 3206 /* 3207 * initialize extra registers on 8187 3208 */ 3209 urtw_write16_m(sc, URTW_BRSR_8187B, 0xfff); 3210 3211 /* retry limit */ 3212 urtw_read8_m(sc, URTW_CW_CONF, &data8); 3213 data8 |= URTW_CW_CONF_PERPACKET_RETRY; 3214 urtw_write8_m(sc, URTW_CW_CONF, data8); 3215 3216 /* TX AGC */ 3217 urtw_read8_m(sc, URTW_TX_AGC_CTL, &data8); 3218 data8 |= URTW_TX_AGC_CTL_PERPACKET_GAIN; 3219 urtw_write8_m(sc, URTW_TX_AGC_CTL, data8); 3220 3221 /* Auto Rate Fallback Control */ 3222 #define URTW_ARFR 0x1e0 3223 urtw_write16_m(sc, URTW_ARFR, 0xfff); 3224 urtw_read8_m(sc, URTW_RATE_FALLBACK, &data8); 3225 urtw_write8_m(sc, URTW_RATE_FALLBACK, 3226 data8 | URTW_RATE_FALLBACK_ENABLE); 3227 3228 urtw_read8_m(sc, URTW_MSR, &data8); 3229 urtw_write8_m(sc, URTW_MSR, data8 & 0xf3); 3230 urtw_read8_m(sc, URTW_MSR, &data8); 3231 urtw_write8_m(sc, URTW_MSR, data8 | URTW_MSR_LINK_ENEDCA); 3232 urtw_write8_m(sc, URTW_ACM_CONTROL, sc->sc_acmctl); 3233 3234 urtw_write16_m(sc, URTW_ATIM_WND, 2); 3235 urtw_write16_m(sc, URTW_BEACON_INTERVAL, 100); 3236 #define URTW_FEMR_FOR_8187B 0x1d4 3237 urtw_write16_m(sc, URTW_FEMR_FOR_8187B, 0xffff); 3238 3239 /* led type */ 3240 urtw_read8_m(sc, URTW_CONFIG1, &data8); 3241 data8 = (data8 & 0x3f) | 0x80; 3242 urtw_write8_m(sc, URTW_CONFIG1, data8); 3243 3244 /* applying MAC address again. */ 3245 macaddr = vap ? vap->iv_myaddr : ic->ic_macaddr; 3246 error = urtw_set_macaddr(sc, macaddr); 3247 if (error) 3248 goto fail; 3249 3250 error = urtw_set_mode(sc, URTW_EPROM_CMD_NORMAL); 3251 if (error) 3252 goto fail; 3253 3254 urtw_write8_m(sc, URTW_WPA_CONFIG, 0); 3255 3256 /* 3257 * MAC configuration 3258 */ 3259 for (i = 0; i < nitems(urtw_8225v2b_rf_part1); i++) 3260 urtw_write8_m(sc, urtw_8225v2b_rf_part1[i].reg, 3261 urtw_8225v2b_rf_part1[i].val); 3262 urtw_write16_m(sc, URTW_TID_AC_MAP, 0xfa50); 3263 urtw_write16_m(sc, URTW_INT_MIG, 0x0000); 3264 urtw_write32_m(sc, 0x1f0, 0); 3265 urtw_write32_m(sc, 0x1f4, 0); 3266 urtw_write8_m(sc, 0x1f8, 0); 3267 urtw_write32_m(sc, URTW_RF_TIMING, 0x4001); 3268 3269 #define URTW_RFSW_CTRL 0x272 3270 urtw_write16_m(sc, URTW_RFSW_CTRL, 0x569a); 3271 3272 /* 3273 * initialize PHY 3274 */ 3275 error = urtw_set_mode(sc, URTW_EPROM_CMD_CONFIG); 3276 if (error) 3277 goto fail; 3278 urtw_read8_m(sc, URTW_CONFIG3, &data8); 3279 urtw_write8_m(sc, URTW_CONFIG3, 3280 data8 | URTW_CONFIG3_ANAPARAM_WRITE); 3281 3282 error = urtw_set_mode(sc, URTW_EPROM_CMD_NORMAL); 3283 if (error) 3284 goto fail; 3285 3286 /* setup RFE initial timing */ 3287 urtw_write16_m(sc, URTW_RF_PINS_OUTPUT, 0x0480); 3288 urtw_write16_m(sc, URTW_RF_PINS_SELECT, 0x2488); 3289 urtw_write16_m(sc, URTW_RF_PINS_ENABLE, 0x1fff); 3290 usb_pause_mtx(&sc->sc_mtx, 1100); 3291 3292 for (i = 0; i < nitems(urtw_8225v2b_rf_part0); i++) { 3293 urtw_8225_write(sc, urtw_8225v2b_rf_part0[i].reg, 3294 urtw_8225v2b_rf_part0[i].val); 3295 usb_pause_mtx(&sc->sc_mtx, 1); 3296 } 3297 urtw_8225_write(sc, 0x00, 0x01b7); 3298 3299 for (i = 0; i < 95; i++) { 3300 urtw_8225_write(sc, URTW_8225_ADDR_1_MAGIC, (uint8_t)(i + 1)); 3301 usb_pause_mtx(&sc->sc_mtx, 1); 3302 urtw_8225_write(sc, URTW_8225_ADDR_2_MAGIC, 3303 urtw_8225v2b_rxgain[i]); 3304 usb_pause_mtx(&sc->sc_mtx, 1); 3305 } 3306 3307 urtw_8225_write(sc, URTW_8225_ADDR_3_MAGIC, 0x080); 3308 usb_pause_mtx(&sc->sc_mtx, 1); 3309 urtw_8225_write(sc, URTW_8225_ADDR_5_MAGIC, 0x004); 3310 usb_pause_mtx(&sc->sc_mtx, 1); 3311 urtw_8225_write(sc, URTW_8225_ADDR_0_MAGIC, 0x0b7); 3312 usb_pause_mtx(&sc->sc_mtx, 1); 3313 usb_pause_mtx(&sc->sc_mtx, 3000); 3314 urtw_8225_write(sc, URTW_8225_ADDR_2_MAGIC, 0xc4d); 3315 usb_pause_mtx(&sc->sc_mtx, 2000); 3316 urtw_8225_write(sc, URTW_8225_ADDR_2_MAGIC, 0x44d); 3317 usb_pause_mtx(&sc->sc_mtx, 1); 3318 urtw_8225_write(sc, URTW_8225_ADDR_0_MAGIC, 0x2bf); 3319 usb_pause_mtx(&sc->sc_mtx, 1); 3320 3321 urtw_write8_m(sc, URTW_TX_GAIN_CCK, 0x03); 3322 urtw_write8_m(sc, URTW_TX_GAIN_OFDM, 0x07); 3323 urtw_write8_m(sc, URTW_TX_ANTENNA, 0x03); 3324 3325 urtw_8187_write_phy_ofdm(sc, 0x80, 0x12); 3326 for (i = 0; i < 128; i++) { 3327 uint32_t addr, data; 3328 3329 data = (urtw_8225z2_agc[i] << 8) | 0x0000008f; 3330 addr = ((i + 0x80) << 8) | 0x0000008e; 3331 3332 urtw_8187_write_phy_ofdm(sc, data & 0x7f, (data >> 8) & 0xff); 3333 urtw_8187_write_phy_ofdm(sc, addr & 0x7f, (addr >> 8) & 0xff); 3334 urtw_8187_write_phy_ofdm(sc, 0x0e, 0x00); 3335 } 3336 urtw_8187_write_phy_ofdm(sc, 0x80, 0x10); 3337 3338 for (i = 0; i < nitems(urtw_8225v2b_rf_part2); i++) 3339 urtw_8187_write_phy_ofdm(sc, i, urtw_8225v2b_rf_part2[i].val); 3340 3341 urtw_write32_m(sc, URTW_8187B_AC_VO, (7 << 12) | (3 << 8) | 0x1c); 3342 urtw_write32_m(sc, URTW_8187B_AC_VI, (7 << 12) | (3 << 8) | 0x1c); 3343 urtw_write32_m(sc, URTW_8187B_AC_BE, (7 << 12) | (3 << 8) | 0x1c); 3344 urtw_write32_m(sc, URTW_8187B_AC_BK, (7 << 12) | (3 << 8) | 0x1c); 3345 3346 urtw_8187_write_phy_ofdm(sc, 0x97, 0x46); 3347 urtw_8187_write_phy_ofdm(sc, 0xa4, 0xb6); 3348 urtw_8187_write_phy_ofdm(sc, 0x85, 0xfc); 3349 urtw_8187_write_phy_cck(sc, 0xc1, 0x88); 3350 3351 fail: 3352 return (error); 3353 } 3354 3355 static usb_error_t 3356 urtw_8225v2b_rf_set_chan(struct urtw_softc *sc, int chan) 3357 { 3358 usb_error_t error; 3359 3360 error = urtw_8225v2b_set_txpwrlvl(sc, chan); 3361 if (error) 3362 goto fail; 3363 3364 urtw_8225_write(sc, URTW_8225_ADDR_7_MAGIC, urtw_8225_channel[chan]); 3365 usb_pause_mtx(&sc->sc_mtx, 10); 3366 fail: 3367 return (error); 3368 } 3369 3370 static usb_error_t 3371 urtw_8225v2b_set_txpwrlvl(struct urtw_softc *sc, int chan) 3372 { 3373 int i; 3374 uint8_t *cck_pwrtable; 3375 uint8_t cck_pwrlvl_max = 15; 3376 uint8_t cck_pwrlvl = sc->sc_txpwr_cck[chan] & 0xff; 3377 uint8_t ofdm_pwrlvl = sc->sc_txpwr_ofdm[chan] & 0xff; 3378 usb_error_t error; 3379 3380 /* CCK power setting */ 3381 cck_pwrlvl = (cck_pwrlvl > cck_pwrlvl_max) ? 3382 ((sc->sc_flags & URTW_RTL8187B_REV_B) ? cck_pwrlvl_max : 22) : 3383 (cck_pwrlvl + ((sc->sc_flags & URTW_RTL8187B_REV_B) ? 0 : 7)); 3384 cck_pwrlvl += sc->sc_txpwr_cck_base; 3385 cck_pwrlvl = (cck_pwrlvl > 35) ? 35 : cck_pwrlvl; 3386 cck_pwrtable = (chan == 14) ? urtw_8225v2b_txpwr_cck_ch14 : 3387 urtw_8225v2b_txpwr_cck; 3388 3389 if (sc->sc_flags & URTW_RTL8187B_REV_B) 3390 cck_pwrtable += (cck_pwrlvl <= 6) ? 0 : 3391 ((cck_pwrlvl <= 11) ? 8 : 16); 3392 else 3393 cck_pwrtable += (cck_pwrlvl <= 5) ? 0 : 3394 ((cck_pwrlvl <= 11) ? 8 : ((cck_pwrlvl <= 17) ? 16 : 24)); 3395 3396 for (i = 0; i < 8; i++) 3397 urtw_8187_write_phy_cck(sc, 0x44 + i, cck_pwrtable[i]); 3398 3399 urtw_write8_m(sc, URTW_TX_GAIN_CCK, 3400 urtw_8225v2_tx_gain_cck_ofdm[cck_pwrlvl] << 1); 3401 usb_pause_mtx(&sc->sc_mtx, 1); 3402 3403 /* OFDM power setting */ 3404 ofdm_pwrlvl = (ofdm_pwrlvl > 15) ? 3405 ((sc->sc_flags & URTW_RTL8187B_REV_B) ? 17 : 25) : 3406 (ofdm_pwrlvl + ((sc->sc_flags & URTW_RTL8187B_REV_B) ? 2 : 10)); 3407 ofdm_pwrlvl += sc->sc_txpwr_ofdm_base; 3408 ofdm_pwrlvl = (ofdm_pwrlvl > 35) ? 35 : ofdm_pwrlvl; 3409 3410 urtw_write8_m(sc, URTW_TX_GAIN_OFDM, 3411 urtw_8225v2_tx_gain_cck_ofdm[ofdm_pwrlvl] << 1); 3412 3413 if (sc->sc_flags & URTW_RTL8187B_REV_B) { 3414 if (ofdm_pwrlvl <= 11) { 3415 urtw_8187_write_phy_ofdm(sc, 0x87, 0x60); 3416 urtw_8187_write_phy_ofdm(sc, 0x89, 0x60); 3417 } else { 3418 urtw_8187_write_phy_ofdm(sc, 0x87, 0x5c); 3419 urtw_8187_write_phy_ofdm(sc, 0x89, 0x5c); 3420 } 3421 } else { 3422 if (ofdm_pwrlvl <= 11) { 3423 urtw_8187_write_phy_ofdm(sc, 0x87, 0x5c); 3424 urtw_8187_write_phy_ofdm(sc, 0x89, 0x5c); 3425 } else if (ofdm_pwrlvl <= 17) { 3426 urtw_8187_write_phy_ofdm(sc, 0x87, 0x54); 3427 urtw_8187_write_phy_ofdm(sc, 0x89, 0x54); 3428 } else { 3429 urtw_8187_write_phy_ofdm(sc, 0x87, 0x50); 3430 urtw_8187_write_phy_ofdm(sc, 0x89, 0x50); 3431 } 3432 } 3433 usb_pause_mtx(&sc->sc_mtx, 1); 3434 fail: 3435 return (error); 3436 } 3437 3438 static usb_error_t 3439 urtw_read8e(struct urtw_softc *sc, int val, uint8_t *data) 3440 { 3441 struct usb_device_request req; 3442 usb_error_t error; 3443 3444 req.bmRequestType = UT_READ_VENDOR_DEVICE; 3445 req.bRequest = URTW_8187_GETREGS_REQ; 3446 USETW(req.wValue, val | 0xfe00); 3447 USETW(req.wIndex, 0); 3448 USETW(req.wLength, sizeof(uint8_t)); 3449 3450 error = urtw_do_request(sc, &req, data); 3451 return (error); 3452 } 3453 3454 static usb_error_t 3455 urtw_write8e(struct urtw_softc *sc, int val, uint8_t data) 3456 { 3457 struct usb_device_request req; 3458 3459 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 3460 req.bRequest = URTW_8187_SETREGS_REQ; 3461 USETW(req.wValue, val | 0xfe00); 3462 USETW(req.wIndex, 0); 3463 USETW(req.wLength, sizeof(uint8_t)); 3464 3465 return (urtw_do_request(sc, &req, &data)); 3466 } 3467 3468 static usb_error_t 3469 urtw_8180_set_anaparam(struct urtw_softc *sc, uint32_t val) 3470 { 3471 uint8_t data; 3472 usb_error_t error; 3473 3474 error = urtw_set_mode(sc, URTW_EPROM_CMD_CONFIG); 3475 if (error) 3476 goto fail; 3477 3478 urtw_read8_m(sc, URTW_CONFIG3, &data); 3479 urtw_write8_m(sc, URTW_CONFIG3, data | URTW_CONFIG3_ANAPARAM_WRITE); 3480 urtw_write32_m(sc, URTW_ANAPARAM, val); 3481 urtw_read8_m(sc, URTW_CONFIG3, &data); 3482 urtw_write8_m(sc, URTW_CONFIG3, data & ~URTW_CONFIG3_ANAPARAM_WRITE); 3483 3484 error = urtw_set_mode(sc, URTW_EPROM_CMD_NORMAL); 3485 if (error) 3486 goto fail; 3487 fail: 3488 return (error); 3489 } 3490 3491 static usb_error_t 3492 urtw_8185_set_anaparam2(struct urtw_softc *sc, uint32_t val) 3493 { 3494 uint8_t data; 3495 usb_error_t error; 3496 3497 error = urtw_set_mode(sc, URTW_EPROM_CMD_CONFIG); 3498 if (error) 3499 goto fail; 3500 3501 urtw_read8_m(sc, URTW_CONFIG3, &data); 3502 urtw_write8_m(sc, URTW_CONFIG3, data | URTW_CONFIG3_ANAPARAM_WRITE); 3503 urtw_write32_m(sc, URTW_ANAPARAM2, val); 3504 urtw_read8_m(sc, URTW_CONFIG3, &data); 3505 urtw_write8_m(sc, URTW_CONFIG3, data & ~URTW_CONFIG3_ANAPARAM_WRITE); 3506 3507 error = urtw_set_mode(sc, URTW_EPROM_CMD_NORMAL); 3508 if (error) 3509 goto fail; 3510 fail: 3511 return (error); 3512 } 3513 3514 static usb_error_t 3515 urtw_intr_enable(struct urtw_softc *sc) 3516 { 3517 usb_error_t error; 3518 3519 urtw_write16_m(sc, URTW_INTR_MASK, 0xffff); 3520 fail: 3521 return (error); 3522 } 3523 3524 static usb_error_t 3525 urtw_intr_disable(struct urtw_softc *sc) 3526 { 3527 usb_error_t error; 3528 3529 urtw_write16_m(sc, URTW_INTR_MASK, 0); 3530 fail: 3531 return (error); 3532 } 3533 3534 static usb_error_t 3535 urtw_reset(struct urtw_softc *sc) 3536 { 3537 uint8_t data; 3538 usb_error_t error; 3539 3540 error = urtw_8180_set_anaparam(sc, URTW_8225_ANAPARAM_ON); 3541 if (error) 3542 goto fail; 3543 error = urtw_8185_set_anaparam2(sc, URTW_8225_ANAPARAM2_ON); 3544 if (error) 3545 goto fail; 3546 3547 error = urtw_intr_disable(sc); 3548 if (error) 3549 goto fail; 3550 usb_pause_mtx(&sc->sc_mtx, 100); 3551 3552 error = urtw_write8e(sc, 0x18, 0x10); 3553 if (error != 0) 3554 goto fail; 3555 error = urtw_write8e(sc, 0x18, 0x11); 3556 if (error != 0) 3557 goto fail; 3558 error = urtw_write8e(sc, 0x18, 0x00); 3559 if (error != 0) 3560 goto fail; 3561 usb_pause_mtx(&sc->sc_mtx, 100); 3562 3563 urtw_read8_m(sc, URTW_CMD, &data); 3564 data = (data & 0x2) | URTW_CMD_RST; 3565 urtw_write8_m(sc, URTW_CMD, data); 3566 usb_pause_mtx(&sc->sc_mtx, 100); 3567 3568 urtw_read8_m(sc, URTW_CMD, &data); 3569 if (data & URTW_CMD_RST) { 3570 device_printf(sc->sc_dev, "reset timeout\n"); 3571 goto fail; 3572 } 3573 3574 error = urtw_set_mode(sc, URTW_EPROM_CMD_LOAD); 3575 if (error) 3576 goto fail; 3577 usb_pause_mtx(&sc->sc_mtx, 100); 3578 3579 error = urtw_8180_set_anaparam(sc, URTW_8225_ANAPARAM_ON); 3580 if (error) 3581 goto fail; 3582 error = urtw_8185_set_anaparam2(sc, URTW_8225_ANAPARAM2_ON); 3583 if (error) 3584 goto fail; 3585 fail: 3586 return (error); 3587 } 3588 3589 static usb_error_t 3590 urtw_led_ctl(struct urtw_softc *sc, int mode) 3591 { 3592 usb_error_t error = 0; 3593 3594 switch (sc->sc_strategy) { 3595 case URTW_SW_LED_MODE0: 3596 error = urtw_led_mode0(sc, mode); 3597 break; 3598 case URTW_SW_LED_MODE1: 3599 error = urtw_led_mode1(sc, mode); 3600 break; 3601 case URTW_SW_LED_MODE2: 3602 error = urtw_led_mode2(sc, mode); 3603 break; 3604 case URTW_SW_LED_MODE3: 3605 error = urtw_led_mode3(sc, mode); 3606 break; 3607 default: 3608 DPRINTF(sc, URTW_DEBUG_STATE, 3609 "unsupported LED mode %d\n", sc->sc_strategy); 3610 error = USB_ERR_INVAL; 3611 break; 3612 } 3613 3614 return (error); 3615 } 3616 3617 static usb_error_t 3618 urtw_led_mode0(struct urtw_softc *sc, int mode) 3619 { 3620 3621 switch (mode) { 3622 case URTW_LED_CTL_POWER_ON: 3623 sc->sc_gpio_ledstate = URTW_LED_POWER_ON_BLINK; 3624 break; 3625 case URTW_LED_CTL_TX: 3626 if (sc->sc_gpio_ledinprogress == 1) 3627 return (0); 3628 3629 sc->sc_gpio_ledstate = URTW_LED_BLINK_NORMAL; 3630 sc->sc_gpio_blinktime = 2; 3631 break; 3632 case URTW_LED_CTL_LINK: 3633 sc->sc_gpio_ledstate = URTW_LED_ON; 3634 break; 3635 default: 3636 DPRINTF(sc, URTW_DEBUG_STATE, 3637 "unsupported LED mode 0x%x", mode); 3638 return (USB_ERR_INVAL); 3639 } 3640 3641 switch (sc->sc_gpio_ledstate) { 3642 case URTW_LED_ON: 3643 if (sc->sc_gpio_ledinprogress != 0) 3644 break; 3645 urtw_led_on(sc, URTW_LED_GPIO); 3646 break; 3647 case URTW_LED_BLINK_NORMAL: 3648 if (sc->sc_gpio_ledinprogress != 0) 3649 break; 3650 sc->sc_gpio_ledinprogress = 1; 3651 sc->sc_gpio_blinkstate = (sc->sc_gpio_ledon != 0) ? 3652 URTW_LED_OFF : URTW_LED_ON; 3653 usb_callout_reset(&sc->sc_led_ch, hz, urtw_led_ch, sc); 3654 break; 3655 case URTW_LED_POWER_ON_BLINK: 3656 urtw_led_on(sc, URTW_LED_GPIO); 3657 usb_pause_mtx(&sc->sc_mtx, 100); 3658 urtw_led_off(sc, URTW_LED_GPIO); 3659 break; 3660 default: 3661 DPRINTF(sc, URTW_DEBUG_STATE, 3662 "unknown LED status 0x%x", sc->sc_gpio_ledstate); 3663 return (USB_ERR_INVAL); 3664 } 3665 return (0); 3666 } 3667 3668 static usb_error_t 3669 urtw_led_mode1(struct urtw_softc *sc, int mode) 3670 { 3671 return (USB_ERR_INVAL); 3672 } 3673 3674 static usb_error_t 3675 urtw_led_mode2(struct urtw_softc *sc, int mode) 3676 { 3677 return (USB_ERR_INVAL); 3678 } 3679 3680 static usb_error_t 3681 urtw_led_mode3(struct urtw_softc *sc, int mode) 3682 { 3683 return (USB_ERR_INVAL); 3684 } 3685 3686 static usb_error_t 3687 urtw_led_on(struct urtw_softc *sc, int type) 3688 { 3689 usb_error_t error; 3690 3691 if (type == URTW_LED_GPIO) { 3692 switch (sc->sc_gpio_ledpin) { 3693 case URTW_LED_PIN_GPIO0: 3694 urtw_write8_m(sc, URTW_GPIO, 0x01); 3695 urtw_write8_m(sc, URTW_GP_ENABLE, 0x00); 3696 break; 3697 default: 3698 DPRINTF(sc, URTW_DEBUG_STATE, 3699 "unsupported LED PIN type 0x%x", 3700 sc->sc_gpio_ledpin); 3701 error = USB_ERR_INVAL; 3702 goto fail; 3703 } 3704 } else { 3705 DPRINTF(sc, URTW_DEBUG_STATE, 3706 "unsupported LED type 0x%x", type); 3707 error = USB_ERR_INVAL; 3708 goto fail; 3709 } 3710 3711 sc->sc_gpio_ledon = 1; 3712 fail: 3713 return (error); 3714 } 3715 3716 static usb_error_t 3717 urtw_led_off(struct urtw_softc *sc, int type) 3718 { 3719 usb_error_t error; 3720 3721 if (type == URTW_LED_GPIO) { 3722 switch (sc->sc_gpio_ledpin) { 3723 case URTW_LED_PIN_GPIO0: 3724 urtw_write8_m(sc, URTW_GPIO, URTW_GPIO_DATA_MAGIC1); 3725 urtw_write8_m(sc, 3726 URTW_GP_ENABLE, URTW_GP_ENABLE_DATA_MAGIC1); 3727 break; 3728 default: 3729 DPRINTF(sc, URTW_DEBUG_STATE, 3730 "unsupported LED PIN type 0x%x", 3731 sc->sc_gpio_ledpin); 3732 error = USB_ERR_INVAL; 3733 goto fail; 3734 } 3735 } else { 3736 DPRINTF(sc, URTW_DEBUG_STATE, 3737 "unsupported LED type 0x%x", type); 3738 error = USB_ERR_INVAL; 3739 goto fail; 3740 } 3741 3742 sc->sc_gpio_ledon = 0; 3743 3744 fail: 3745 return (error); 3746 } 3747 3748 static void 3749 urtw_led_ch(void *arg) 3750 { 3751 struct urtw_softc *sc = arg; 3752 struct ieee80211com *ic = &sc->sc_ic; 3753 3754 ieee80211_runtask(ic, &sc->sc_led_task); 3755 } 3756 3757 static void 3758 urtw_ledtask(void *arg, int pending) 3759 { 3760 struct urtw_softc *sc = arg; 3761 3762 if (sc->sc_strategy != URTW_SW_LED_MODE0) { 3763 DPRINTF(sc, URTW_DEBUG_STATE, 3764 "could not process a LED strategy 0x%x", 3765 sc->sc_strategy); 3766 return; 3767 } 3768 3769 URTW_LOCK(sc); 3770 urtw_led_blink(sc); 3771 URTW_UNLOCK(sc); 3772 } 3773 3774 static usb_error_t 3775 urtw_led_blink(struct urtw_softc *sc) 3776 { 3777 uint8_t ing = 0; 3778 3779 if (sc->sc_gpio_blinkstate == URTW_LED_ON) 3780 urtw_led_on(sc, URTW_LED_GPIO); 3781 else 3782 urtw_led_off(sc, URTW_LED_GPIO); 3783 sc->sc_gpio_blinktime--; 3784 if (sc->sc_gpio_blinktime == 0) 3785 ing = 1; 3786 else { 3787 if (sc->sc_gpio_ledstate != URTW_LED_BLINK_NORMAL && 3788 sc->sc_gpio_ledstate != URTW_LED_BLINK_SLOWLY && 3789 sc->sc_gpio_ledstate != URTW_LED_BLINK_CM3) 3790 ing = 1; 3791 } 3792 if (ing == 1) { 3793 if (sc->sc_gpio_ledstate == URTW_LED_ON && 3794 sc->sc_gpio_ledon == 0) 3795 urtw_led_on(sc, URTW_LED_GPIO); 3796 else if (sc->sc_gpio_ledstate == URTW_LED_OFF && 3797 sc->sc_gpio_ledon == 1) 3798 urtw_led_off(sc, URTW_LED_GPIO); 3799 3800 sc->sc_gpio_blinktime = 0; 3801 sc->sc_gpio_ledinprogress = 0; 3802 return (0); 3803 } 3804 3805 sc->sc_gpio_blinkstate = (sc->sc_gpio_blinkstate != URTW_LED_ON) ? 3806 URTW_LED_ON : URTW_LED_OFF; 3807 3808 switch (sc->sc_gpio_ledstate) { 3809 case URTW_LED_BLINK_NORMAL: 3810 usb_callout_reset(&sc->sc_led_ch, hz, urtw_led_ch, sc); 3811 break; 3812 default: 3813 DPRINTF(sc, URTW_DEBUG_STATE, 3814 "unknown LED status 0x%x", 3815 sc->sc_gpio_ledstate); 3816 return (USB_ERR_INVAL); 3817 } 3818 return (0); 3819 } 3820 3821 static usb_error_t 3822 urtw_rx_enable(struct urtw_softc *sc) 3823 { 3824 uint8_t data; 3825 usb_error_t error; 3826 3827 usbd_transfer_start((sc->sc_flags & URTW_RTL8187B) ? 3828 sc->sc_xfer[URTW_8187B_BULK_RX] : sc->sc_xfer[URTW_8187L_BULK_RX]); 3829 3830 error = urtw_rx_setconf(sc); 3831 if (error != 0) 3832 goto fail; 3833 3834 if ((sc->sc_flags & URTW_RTL8187B) == 0) { 3835 urtw_read8_m(sc, URTW_CMD, &data); 3836 urtw_write8_m(sc, URTW_CMD, data | URTW_CMD_RX_ENABLE); 3837 } 3838 fail: 3839 return (error); 3840 } 3841 3842 static usb_error_t 3843 urtw_tx_enable(struct urtw_softc *sc) 3844 { 3845 uint8_t data8; 3846 uint32_t data; 3847 usb_error_t error; 3848 3849 if (sc->sc_flags & URTW_RTL8187B) { 3850 urtw_read32_m(sc, URTW_TX_CONF, &data); 3851 data &= ~URTW_TX_LOOPBACK_MASK; 3852 data &= ~(URTW_TX_DPRETRY_MASK | URTW_TX_RTSRETRY_MASK); 3853 data &= ~(URTW_TX_NOCRC | URTW_TX_MXDMA_MASK); 3854 data &= ~URTW_TX_SWPLCPLEN; 3855 data |= URTW_TX_HW_SEQNUM | URTW_TX_DISREQQSIZE | 3856 (7 << 8) | /* short retry limit */ 3857 (7 << 0) | /* long retry limit */ 3858 (7 << 21); /* MAX TX DMA */ 3859 urtw_write32_m(sc, URTW_TX_CONF, data); 3860 3861 urtw_read8_m(sc, URTW_MSR, &data8); 3862 data8 |= URTW_MSR_LINK_ENEDCA; 3863 urtw_write8_m(sc, URTW_MSR, data8); 3864 return (error); 3865 } 3866 3867 urtw_read8_m(sc, URTW_CW_CONF, &data8); 3868 data8 &= ~(URTW_CW_CONF_PERPACKET_CW | URTW_CW_CONF_PERPACKET_RETRY); 3869 urtw_write8_m(sc, URTW_CW_CONF, data8); 3870 3871 urtw_read8_m(sc, URTW_TX_AGC_CTL, &data8); 3872 data8 &= ~URTW_TX_AGC_CTL_PERPACKET_GAIN; 3873 data8 &= ~URTW_TX_AGC_CTL_PERPACKET_ANTSEL; 3874 data8 &= ~URTW_TX_AGC_CTL_FEEDBACK_ANT; 3875 urtw_write8_m(sc, URTW_TX_AGC_CTL, data8); 3876 3877 urtw_read32_m(sc, URTW_TX_CONF, &data); 3878 data &= ~URTW_TX_LOOPBACK_MASK; 3879 data |= URTW_TX_LOOPBACK_NONE; 3880 data &= ~(URTW_TX_DPRETRY_MASK | URTW_TX_RTSRETRY_MASK); 3881 data |= sc->sc_tx_retry << URTW_TX_DPRETRY_SHIFT; 3882 data |= sc->sc_rts_retry << URTW_TX_RTSRETRY_SHIFT; 3883 data &= ~(URTW_TX_NOCRC | URTW_TX_MXDMA_MASK); 3884 data |= URTW_TX_MXDMA_2048 | URTW_TX_CWMIN | URTW_TX_DISCW; 3885 data &= ~URTW_TX_SWPLCPLEN; 3886 data |= URTW_TX_NOICV; 3887 urtw_write32_m(sc, URTW_TX_CONF, data); 3888 3889 urtw_read8_m(sc, URTW_CMD, &data8); 3890 urtw_write8_m(sc, URTW_CMD, data8 | URTW_CMD_TX_ENABLE); 3891 fail: 3892 return (error); 3893 } 3894 3895 static usb_error_t 3896 urtw_rx_setconf(struct urtw_softc *sc) 3897 { 3898 struct ieee80211com *ic = &sc->sc_ic; 3899 uint32_t data; 3900 usb_error_t error; 3901 3902 urtw_read32_m(sc, URTW_RX, &data); 3903 data = data &~ URTW_RX_FILTER_MASK; 3904 if (sc->sc_flags & URTW_RTL8187B) { 3905 data = data | URTW_RX_FILTER_MNG | URTW_RX_FILTER_DATA | 3906 URTW_RX_FILTER_MCAST | URTW_RX_FILTER_BCAST | 3907 URTW_RX_FIFO_THRESHOLD_NONE | 3908 URTW_MAX_RX_DMA_2048 | 3909 URTW_RX_AUTORESETPHY | URTW_RCR_ONLYERLPKT; 3910 } else { 3911 data = data | URTW_RX_FILTER_MNG | URTW_RX_FILTER_DATA; 3912 data = data | URTW_RX_FILTER_BCAST | URTW_RX_FILTER_MCAST; 3913 3914 if (ic->ic_opmode == IEEE80211_M_MONITOR) { 3915 data = data | URTW_RX_FILTER_ICVERR; 3916 data = data | URTW_RX_FILTER_PWR; 3917 } 3918 if (sc->sc_crcmon == 1 && ic->ic_opmode == IEEE80211_M_MONITOR) 3919 data = data | URTW_RX_FILTER_CRCERR; 3920 3921 data = data &~ URTW_RX_FIFO_THRESHOLD_MASK; 3922 data = data | URTW_RX_FIFO_THRESHOLD_NONE | 3923 URTW_RX_AUTORESETPHY; 3924 data = data &~ URTW_MAX_RX_DMA_MASK; 3925 data = data | URTW_MAX_RX_DMA_2048 | URTW_RCR_ONLYERLPKT; 3926 } 3927 3928 /* XXX allmulti should not be checked here... */ 3929 if (ic->ic_opmode == IEEE80211_M_MONITOR || 3930 ic->ic_promisc > 0 || ic->ic_allmulti > 0) { 3931 data = data | URTW_RX_FILTER_CTL; 3932 data = data | URTW_RX_FILTER_ALLMAC; 3933 } else { 3934 data = data | URTW_RX_FILTER_NICMAC; 3935 data = data | URTW_RX_CHECK_BSSID; 3936 } 3937 3938 urtw_write32_m(sc, URTW_RX, data); 3939 fail: 3940 return (error); 3941 } 3942 3943 static struct mbuf * 3944 urtw_rxeof(struct usb_xfer *xfer, struct urtw_data *data, int *rssi_p, 3945 int8_t *nf_p) 3946 { 3947 int actlen, flen, rssi; 3948 struct ieee80211_frame *wh; 3949 struct mbuf *m, *mnew; 3950 struct urtw_softc *sc = data->sc; 3951 struct ieee80211com *ic = &sc->sc_ic; 3952 uint8_t noise = 0, rate; 3953 uint64_t mactime; 3954 3955 usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL); 3956 3957 if (sc->sc_flags & URTW_RTL8187B) { 3958 struct urtw_8187b_rxhdr *rx; 3959 3960 if (actlen < sizeof(*rx) + IEEE80211_ACK_LEN) 3961 goto fail; 3962 3963 rx = (struct urtw_8187b_rxhdr *)(data->buf + 3964 (actlen - (sizeof(struct urtw_8187b_rxhdr)))); 3965 flen = le32toh(rx->flag) & 0xfff; 3966 if (flen > actlen - sizeof(*rx)) 3967 goto fail; 3968 3969 rate = (le32toh(rx->flag) >> URTW_RX_FLAG_RXRATE_SHIFT) & 0xf; 3970 /* XXX correct? */ 3971 rssi = rx->rssi & URTW_RX_RSSI_MASK; 3972 noise = rx->noise; 3973 3974 if (ieee80211_radiotap_active(ic)) 3975 mactime = rx->mactime; 3976 } else { 3977 struct urtw_8187l_rxhdr *rx; 3978 3979 if (actlen < sizeof(*rx) + IEEE80211_ACK_LEN) 3980 goto fail; 3981 3982 rx = (struct urtw_8187l_rxhdr *)(data->buf + 3983 (actlen - (sizeof(struct urtw_8187l_rxhdr)))); 3984 flen = le32toh(rx->flag) & 0xfff; 3985 if (flen > actlen - sizeof(*rx)) 3986 goto fail; 3987 3988 rate = (le32toh(rx->flag) >> URTW_RX_FLAG_RXRATE_SHIFT) & 0xf; 3989 /* XXX correct? */ 3990 rssi = rx->rssi & URTW_RX_8187L_RSSI_MASK; 3991 noise = rx->noise; 3992 3993 if (ieee80211_radiotap_active(ic)) 3994 mactime = rx->mactime; 3995 } 3996 3997 if (flen < IEEE80211_ACK_LEN) 3998 goto fail; 3999 4000 mnew = m_getcl(M_NOWAIT, MT_DATA, M_PKTHDR); 4001 if (mnew == NULL) 4002 goto fail; 4003 4004 m = data->m; 4005 data->m = mnew; 4006 data->buf = mtod(mnew, uint8_t *); 4007 4008 /* finalize mbuf */ 4009 m->m_pkthdr.len = m->m_len = flen - IEEE80211_CRC_LEN; 4010 4011 if (ieee80211_radiotap_active(ic)) { 4012 struct urtw_rx_radiotap_header *tap = &sc->sc_rxtap; 4013 4014 tap->wr_tsf = mactime; 4015 tap->wr_flags = 0; 4016 tap->wr_dbm_antsignal = (int8_t)rssi; 4017 } 4018 4019 wh = mtod(m, struct ieee80211_frame *); 4020 if (IEEE80211_IS_DATA(wh)) 4021 sc->sc_currate = (rate > 0) ? rate : sc->sc_currate; 4022 4023 *rssi_p = rssi; 4024 *nf_p = noise; /* XXX correct? */ 4025 4026 return (m); 4027 4028 fail: 4029 counter_u64_add(ic->ic_ierrors, 1); 4030 return (NULL); 4031 } 4032 4033 static void 4034 urtw_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error) 4035 { 4036 struct urtw_softc *sc = usbd_xfer_softc(xfer); 4037 struct ieee80211com *ic = &sc->sc_ic; 4038 struct ieee80211_node *ni; 4039 struct epoch_tracker et; 4040 struct mbuf *m = NULL; 4041 struct urtw_data *data; 4042 int8_t nf = -95; 4043 int rssi = 1; 4044 4045 URTW_ASSERT_LOCKED(sc); 4046 4047 switch (USB_GET_STATE(xfer)) { 4048 case USB_ST_TRANSFERRED: 4049 data = STAILQ_FIRST(&sc->sc_rx_active); 4050 if (data == NULL) 4051 goto setup; 4052 STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 4053 m = urtw_rxeof(xfer, data, &rssi, &nf); 4054 STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 4055 /* FALLTHROUGH */ 4056 case USB_ST_SETUP: 4057 setup: 4058 data = STAILQ_FIRST(&sc->sc_rx_inactive); 4059 if (data == NULL) { 4060 KASSERT(m == NULL, ("mbuf isn't NULL")); 4061 return; 4062 } 4063 STAILQ_REMOVE_HEAD(&sc->sc_rx_inactive, next); 4064 STAILQ_INSERT_TAIL(&sc->sc_rx_active, data, next); 4065 usbd_xfer_set_frame_data(xfer, 0, data->buf, 4066 usbd_xfer_max_len(xfer)); 4067 usbd_transfer_submit(xfer); 4068 4069 /* 4070 * To avoid LOR we should unlock our private mutex here to call 4071 * ieee80211_input() because here is at the end of a USB 4072 * callback and safe to unlock. 4073 */ 4074 URTW_UNLOCK(sc); 4075 if (m != NULL) { 4076 if (m->m_pkthdr.len >= 4077 sizeof(struct ieee80211_frame_min)) { 4078 ni = ieee80211_find_rxnode(ic, 4079 mtod(m, struct ieee80211_frame_min *)); 4080 } else 4081 ni = NULL; 4082 4083 NET_EPOCH_ENTER(et); 4084 if (ni != NULL) { 4085 (void) ieee80211_input(ni, m, rssi, nf); 4086 /* node is no longer needed */ 4087 ieee80211_free_node(ni); 4088 } else 4089 (void) ieee80211_input_all(ic, m, rssi, nf); 4090 NET_EPOCH_EXIT(et); 4091 m = NULL; 4092 } 4093 URTW_LOCK(sc); 4094 break; 4095 default: 4096 /* needs it to the inactive queue due to a error. */ 4097 data = STAILQ_FIRST(&sc->sc_rx_active); 4098 if (data != NULL) { 4099 STAILQ_REMOVE_HEAD(&sc->sc_rx_active, next); 4100 STAILQ_INSERT_TAIL(&sc->sc_rx_inactive, data, next); 4101 } 4102 if (error != USB_ERR_CANCELLED) { 4103 usbd_xfer_set_stall(xfer); 4104 counter_u64_add(ic->ic_ierrors, 1); 4105 goto setup; 4106 } 4107 break; 4108 } 4109 } 4110 4111 #define URTW_STATUS_TYPE_TXCLOSE 1 4112 #define URTW_STATUS_TYPE_BEACON_INTR 0 4113 4114 static void 4115 urtw_txstatus_eof(struct usb_xfer *xfer) 4116 { 4117 struct urtw_softc *sc = usbd_xfer_softc(xfer); 4118 struct ieee80211com *ic = &sc->sc_ic; 4119 int actlen, type, pktretry; 4120 uint64_t val; 4121 4122 usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL); 4123 4124 if (actlen != sizeof(uint64_t)) 4125 return; 4126 4127 val = le64toh(sc->sc_txstatus); 4128 type = (val >> 30) & 0x3; 4129 if (type == URTW_STATUS_TYPE_TXCLOSE) { 4130 pktretry = val & 0xff; 4131 if (pktretry == URTW_TX_MAXRETRY) 4132 counter_u64_add(ic->ic_oerrors, 1); 4133 DPRINTF(sc, URTW_DEBUG_TXSTATUS, "pktretry %d seq %#x\n", 4134 pktretry, (val >> 16) & 0xff); 4135 } 4136 } 4137 4138 static void 4139 urtw_bulk_tx_status_callback(struct usb_xfer *xfer, usb_error_t error) 4140 { 4141 struct urtw_softc *sc = usbd_xfer_softc(xfer); 4142 struct ieee80211com *ic = &sc->sc_ic; 4143 void *dma_buf = usbd_xfer_get_frame_buffer(xfer, 0); 4144 4145 URTW_ASSERT_LOCKED(sc); 4146 4147 switch (USB_GET_STATE(xfer)) { 4148 case USB_ST_TRANSFERRED: 4149 urtw_txstatus_eof(xfer); 4150 /* FALLTHROUGH */ 4151 case USB_ST_SETUP: 4152 setup: 4153 memcpy(dma_buf, &sc->sc_txstatus, sizeof(uint64_t)); 4154 usbd_xfer_set_frame_len(xfer, 0, sizeof(uint64_t)); 4155 usbd_transfer_submit(xfer); 4156 break; 4157 default: 4158 if (error != USB_ERR_CANCELLED) { 4159 usbd_xfer_set_stall(xfer); 4160 counter_u64_add(ic->ic_ierrors, 1); 4161 goto setup; 4162 } 4163 break; 4164 } 4165 } 4166 4167 static void 4168 urtw_txeof(struct usb_xfer *xfer, struct urtw_data *data) 4169 { 4170 struct urtw_softc *sc = usbd_xfer_softc(xfer); 4171 4172 URTW_ASSERT_LOCKED(sc); 4173 4174 if (data->m) { 4175 /* XXX status? */ 4176 ieee80211_tx_complete(data->ni, data->m, 0); 4177 data->m = NULL; 4178 data->ni = NULL; 4179 } 4180 sc->sc_txtimer = 0; 4181 } 4182 4183 static void 4184 urtw_bulk_tx_callback(struct usb_xfer *xfer, usb_error_t error) 4185 { 4186 struct urtw_softc *sc = usbd_xfer_softc(xfer); 4187 struct urtw_data *data; 4188 4189 URTW_ASSERT_LOCKED(sc); 4190 4191 switch (USB_GET_STATE(xfer)) { 4192 case USB_ST_TRANSFERRED: 4193 data = STAILQ_FIRST(&sc->sc_tx_active); 4194 if (data == NULL) 4195 goto setup; 4196 STAILQ_REMOVE_HEAD(&sc->sc_tx_active, next); 4197 urtw_txeof(xfer, data); 4198 STAILQ_INSERT_TAIL(&sc->sc_tx_inactive, data, next); 4199 /* FALLTHROUGH */ 4200 case USB_ST_SETUP: 4201 setup: 4202 data = STAILQ_FIRST(&sc->sc_tx_pending); 4203 if (data == NULL) { 4204 DPRINTF(sc, URTW_DEBUG_XMIT, 4205 "%s: empty pending queue\n", __func__); 4206 return; 4207 } 4208 STAILQ_REMOVE_HEAD(&sc->sc_tx_pending, next); 4209 STAILQ_INSERT_TAIL(&sc->sc_tx_active, data, next); 4210 4211 usbd_xfer_set_frame_data(xfer, 0, data->buf, data->buflen); 4212 usbd_transfer_submit(xfer); 4213 4214 urtw_start(sc); 4215 break; 4216 default: 4217 data = STAILQ_FIRST(&sc->sc_tx_active); 4218 if (data == NULL) 4219 goto setup; 4220 if (data->ni != NULL) { 4221 if_inc_counter(data->ni->ni_vap->iv_ifp, 4222 IFCOUNTER_OERRORS, 1); 4223 ieee80211_free_node(data->ni); 4224 data->ni = NULL; 4225 } 4226 if (error != USB_ERR_CANCELLED) { 4227 usbd_xfer_set_stall(xfer); 4228 goto setup; 4229 } 4230 break; 4231 } 4232 } 4233 4234 static struct urtw_data * 4235 _urtw_getbuf(struct urtw_softc *sc) 4236 { 4237 struct urtw_data *bf; 4238 4239 bf = STAILQ_FIRST(&sc->sc_tx_inactive); 4240 if (bf != NULL) 4241 STAILQ_REMOVE_HEAD(&sc->sc_tx_inactive, next); 4242 else 4243 bf = NULL; 4244 if (bf == NULL) 4245 DPRINTF(sc, URTW_DEBUG_XMIT, "%s: %s\n", __func__, 4246 "out of xmit buffers"); 4247 return (bf); 4248 } 4249 4250 static struct urtw_data * 4251 urtw_getbuf(struct urtw_softc *sc) 4252 { 4253 struct urtw_data *bf; 4254 4255 URTW_ASSERT_LOCKED(sc); 4256 4257 bf = _urtw_getbuf(sc); 4258 if (bf == NULL) 4259 DPRINTF(sc, URTW_DEBUG_XMIT, "%s: stop queue\n", __func__); 4260 return (bf); 4261 } 4262 4263 static int 4264 urtw_isbmode(uint16_t rate) 4265 { 4266 4267 return ((rate <= 22 && rate != 12 && rate != 18) || 4268 rate == 44) ? (1) : (0); 4269 } 4270 4271 static uint16_t 4272 urtw_rate2dbps(uint16_t rate) 4273 { 4274 4275 switch(rate) { 4276 case 12: 4277 case 18: 4278 case 24: 4279 case 36: 4280 case 48: 4281 case 72: 4282 case 96: 4283 case 108: 4284 return (rate * 2); 4285 default: 4286 break; 4287 } 4288 return (24); 4289 } 4290 4291 static int 4292 urtw_compute_txtime(uint16_t framelen, uint16_t rate, 4293 uint8_t ismgt, uint8_t isshort) 4294 { 4295 uint16_t ceiling, frametime, n_dbps; 4296 4297 if (urtw_isbmode(rate)) { 4298 if (ismgt || !isshort || rate == 2) 4299 frametime = (uint16_t)(144 + 48 + 4300 (framelen * 8 / (rate / 2))); 4301 else 4302 frametime = (uint16_t)(72 + 24 + 4303 (framelen * 8 / (rate / 2))); 4304 if ((framelen * 8 % (rate / 2)) != 0) 4305 frametime++; 4306 } else { 4307 n_dbps = urtw_rate2dbps(rate); 4308 ceiling = (16 + 8 * framelen + 6) / n_dbps 4309 + (((16 + 8 * framelen + 6) % n_dbps) ? 1 : 0); 4310 frametime = (uint16_t)(16 + 4 + 4 * ceiling + 6); 4311 } 4312 return (frametime); 4313 } 4314 4315 /* 4316 * Callback from the 802.11 layer to update the 4317 * slot time based on the current setting. 4318 */ 4319 static void 4320 urtw_updateslot(struct ieee80211com *ic) 4321 { 4322 struct urtw_softc *sc = ic->ic_softc; 4323 4324 ieee80211_runtask(ic, &sc->sc_updateslot_task); 4325 } 4326 4327 static void 4328 urtw_updateslottask(void *arg, int pending) 4329 { 4330 struct urtw_softc *sc = arg; 4331 struct ieee80211com *ic = &sc->sc_ic; 4332 int error; 4333 4334 URTW_LOCK(sc); 4335 if ((sc->sc_flags & URTW_RUNNING) == 0) { 4336 URTW_UNLOCK(sc); 4337 return; 4338 } 4339 if (sc->sc_flags & URTW_RTL8187B) { 4340 urtw_write8_m(sc, URTW_SIFS, 0x22); 4341 if (IEEE80211_IS_CHAN_ANYG(ic->ic_curchan)) 4342 urtw_write8_m(sc, URTW_SLOT, IEEE80211_DUR_SHSLOT); 4343 else 4344 urtw_write8_m(sc, URTW_SLOT, IEEE80211_DUR_SLOT); 4345 urtw_write8_m(sc, URTW_8187B_EIFS, 0x5b); 4346 urtw_write8_m(sc, URTW_CARRIER_SCOUNT, 0x5b); 4347 } else { 4348 urtw_write8_m(sc, URTW_SIFS, 0x22); 4349 if (sc->sc_state == IEEE80211_S_ASSOC && 4350 ic->ic_flags & IEEE80211_F_SHSLOT) 4351 urtw_write8_m(sc, URTW_SLOT, IEEE80211_DUR_SHSLOT); 4352 else 4353 urtw_write8_m(sc, URTW_SLOT, IEEE80211_DUR_SLOT); 4354 if (IEEE80211_IS_CHAN_ANYG(ic->ic_curchan)) { 4355 urtw_write8_m(sc, URTW_DIFS, 0x14); 4356 urtw_write8_m(sc, URTW_EIFS, 0x5b - 0x14); 4357 urtw_write8_m(sc, URTW_CW_VAL, 0x73); 4358 } else { 4359 urtw_write8_m(sc, URTW_DIFS, 0x24); 4360 urtw_write8_m(sc, URTW_EIFS, 0x5b - 0x24); 4361 urtw_write8_m(sc, URTW_CW_VAL, 0xa5); 4362 } 4363 } 4364 fail: 4365 URTW_UNLOCK(sc); 4366 } 4367 4368 static void 4369 urtw_sysctl_node(struct urtw_softc *sc) 4370 { 4371 #define URTW_SYSCTL_STAT_ADD32(c, h, n, p, d) \ 4372 SYSCTL_ADD_UINT(c, h, OID_AUTO, n, CTLFLAG_RD, p, 0, d) 4373 struct sysctl_ctx_list *ctx; 4374 struct sysctl_oid_list *child, *parent; 4375 struct sysctl_oid *tree; 4376 struct urtw_stats *stats = &sc->sc_stats; 4377 4378 ctx = device_get_sysctl_ctx(sc->sc_dev); 4379 child = SYSCTL_CHILDREN(device_get_sysctl_tree(sc->sc_dev)); 4380 4381 tree = SYSCTL_ADD_NODE(ctx, child, OID_AUTO, "stats", 4382 CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, "URTW statistics"); 4383 parent = SYSCTL_CHILDREN(tree); 4384 4385 /* Tx statistics. */ 4386 tree = SYSCTL_ADD_NODE(ctx, parent, OID_AUTO, "tx", 4387 CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, "Tx MAC statistics"); 4388 child = SYSCTL_CHILDREN(tree); 4389 URTW_SYSCTL_STAT_ADD32(ctx, child, "1m", &stats->txrates[0], 4390 "1 Mbit/s"); 4391 URTW_SYSCTL_STAT_ADD32(ctx, child, "2m", &stats->txrates[1], 4392 "2 Mbit/s"); 4393 URTW_SYSCTL_STAT_ADD32(ctx, child, "5.5m", &stats->txrates[2], 4394 "5.5 Mbit/s"); 4395 URTW_SYSCTL_STAT_ADD32(ctx, child, "6m", &stats->txrates[4], 4396 "6 Mbit/s"); 4397 URTW_SYSCTL_STAT_ADD32(ctx, child, "9m", &stats->txrates[5], 4398 "9 Mbit/s"); 4399 URTW_SYSCTL_STAT_ADD32(ctx, child, "11m", &stats->txrates[3], 4400 "11 Mbit/s"); 4401 URTW_SYSCTL_STAT_ADD32(ctx, child, "12m", &stats->txrates[6], 4402 "12 Mbit/s"); 4403 URTW_SYSCTL_STAT_ADD32(ctx, child, "18m", &stats->txrates[7], 4404 "18 Mbit/s"); 4405 URTW_SYSCTL_STAT_ADD32(ctx, child, "24m", &stats->txrates[8], 4406 "24 Mbit/s"); 4407 URTW_SYSCTL_STAT_ADD32(ctx, child, "36m", &stats->txrates[9], 4408 "36 Mbit/s"); 4409 URTW_SYSCTL_STAT_ADD32(ctx, child, "48m", &stats->txrates[10], 4410 "48 Mbit/s"); 4411 URTW_SYSCTL_STAT_ADD32(ctx, child, "54m", &stats->txrates[11], 4412 "54 Mbit/s"); 4413 #undef URTW_SYSCTL_STAT_ADD32 4414 } 4415 4416 static device_method_t urtw_methods[] = { 4417 DEVMETHOD(device_probe, urtw_match), 4418 DEVMETHOD(device_attach, urtw_attach), 4419 DEVMETHOD(device_detach, urtw_detach), 4420 DEVMETHOD_END 4421 }; 4422 4423 static driver_t urtw_driver = { 4424 .name = "urtw", 4425 .methods = urtw_methods, 4426 .size = sizeof(struct urtw_softc) 4427 }; 4428 4429 DRIVER_MODULE(urtw, uhub, urtw_driver, NULL, NULL); 4430 MODULE_DEPEND(urtw, wlan, 1, 1, 1); 4431 MODULE_DEPEND(urtw, usb, 1, 1, 1); 4432 MODULE_VERSION(urtw, 1); 4433 USB_PNP_HOST_INFO(urtw_devs); 4434