| 1 | /*- |
| 2 | * Copyright (c) 2008,2010 Damien Bergamini <damien.bergamini@free.fr> |
| 3 | * ported to FreeBSD by Akinori Furukoshi <moonlightakkiy@yahoo.ca> |
| 4 | * USB Consulting, Hans Petter Selasky <hselasky@freebsd.org> |
| 5 | * |
| 6 | * Permission to use, copy, modify, and distribute this software for any |
| 7 | * purpose with or without fee is hereby granted, provided that the above |
| 8 | * copyright notice and this permission notice appear in all copies. |
| 9 | * |
| 10 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| 11 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| 12 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
| 13 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| 14 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| 15 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
| 16 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 17 | */ |
| 18 | |
| 19 | #include <sys/cdefs.h> |
| 20 | __FBSDID("$FreeBSD$"); |
| 21 | |
| 22 | /*- |
| 23 | * Ralink Technology RT2700U/RT2800U/RT3000U chipset driver. |
| 24 | * http://www.ralinktech.com/ |
| 25 | */ |
| 26 | |
| 27 | #include <sys/param.h> |
| 28 | #include <sys/sockio.h> |
| 29 | #include <sys/sysctl.h> |
| 30 | #include <sys/lock.h> |
| 31 | #include <sys/mutex.h> |
| 32 | #include <sys/mbuf.h> |
| 33 | #include <sys/kernel.h> |
| 34 | #include <sys/socket.h> |
| 35 | #include <sys/systm.h> |
| 36 | #include <sys/malloc.h> |
| 37 | #include <sys/module.h> |
| 38 | #include <sys/bus.h> |
| 39 | #include <sys/endian.h> |
| 40 | #include <sys/linker.h> |
| 41 | #include <sys/firmware.h> |
| 42 | #include <sys/kdb.h> |
| 43 | |
| 44 | #include <machine/bus.h> |
| 45 | #include <machine/resource.h> |
| 46 | #include <sys/rman.h> |
| 47 | |
| 48 | #include <net/bpf.h> |
| 49 | #include <net/if.h> |
| 50 | #include <net/if_arp.h> |
| 51 | #include <net/ethernet.h> |
| 52 | #include <net/if_dl.h> |
| 53 | #include <net/if_media.h> |
| 54 | #include <net/if_types.h> |
| 55 | |
| 56 | #include <netinet/in.h> |
| 57 | #include <netinet/in_systm.h> |
| 58 | #include <netinet/in_var.h> |
| 59 | #include <netinet/if_ether.h> |
| 60 | #include <netinet/ip.h> |
| 61 | |
| 62 | #include <net80211/ieee80211_var.h> |
| 63 | #include <net80211/ieee80211_regdomain.h> |
| 64 | #include <net80211/ieee80211_radiotap.h> |
| 65 | #include <net80211/ieee80211_ratectl.h> |
| 66 | |
| 67 | #include <dev/usb/usb.h> |
| 68 | #include <dev/usb/usbdi.h> |
| 69 | #include "usbdevs.h" |
| 70 | |
| 71 | #define USB_DEBUG_VAR run_debug |
| 72 | #include <dev/usb/usb_debug.h> |
| 73 | |
| 74 | #include <dev/usb/wlan/if_runreg.h> |
| 75 | #include <dev/usb/wlan/if_runvar.h> |
| 76 | |
| 77 | #define nitems(_a) (sizeof((_a)) / sizeof((_a)[0])) |
| 78 | |
| 79 | #ifdef USB_DEBUG |
| 80 | #define RUN_DEBUG |
| 81 | #endif |
| 82 | |
| 83 | #ifdef RUN_DEBUG |
| 84 | int run_debug = 0; |
| 85 | static SYSCTL_NODE(_hw_usb, OID_AUTO, run, CTLFLAG_RW, 0, "USB run"); |
| 86 | SYSCTL_INT(_hw_usb_run, OID_AUTO, debug, CTLFLAG_RW, &run_debug, 0, |
| 87 | "run debug level"); |
| 88 | #endif |
| 89 | |
| 90 | #define IEEE80211_HAS_ADDR4(wh) \ |
| 91 | (((wh)->i_fc[1] & IEEE80211_FC1_DIR_MASK) == IEEE80211_FC1_DIR_DSTODS) |
| 92 | |
| 93 | /* |
| 94 | * Because of LOR in run_key_delete(), use atomic instead. |
| 95 | * '& RUN_CMDQ_MASQ' is to loop cmdq[]. |
| 96 | */ |
| 97 | #define RUN_CMDQ_GET(c) (atomic_fetchadd_32((c), 1) & RUN_CMDQ_MASQ) |
| 98 | |
| 99 | static const STRUCT_USB_HOST_ID run_devs[] = { |
| 100 | #define RUN_DEV(v,p) { USB_VP(USB_VENDOR_##v, USB_PRODUCT_##v##_##p) } |
| 101 | RUN_DEV(ABOCOM, RT2770), |
| 102 | RUN_DEV(ABOCOM, RT2870), |
| 103 | RUN_DEV(ABOCOM, RT3070), |
| 104 | RUN_DEV(ABOCOM, RT3071), |
| 105 | RUN_DEV(ABOCOM, RT3072), |
| 106 | RUN_DEV(ABOCOM2, RT2870_1), |
| 107 | RUN_DEV(ACCTON, RT2770), |
| 108 | RUN_DEV(ACCTON, RT2870_1), |
| 109 | RUN_DEV(ACCTON, RT2870_2), |
| 110 | RUN_DEV(ACCTON, RT2870_3), |
| 111 | RUN_DEV(ACCTON, RT2870_4), |
| 112 | RUN_DEV(ACCTON, RT2870_5), |
| 113 | RUN_DEV(ACCTON, RT3070), |
| 114 | RUN_DEV(ACCTON, RT3070_1), |
| 115 | RUN_DEV(ACCTON, RT3070_2), |
| 116 | RUN_DEV(ACCTON, RT3070_3), |
| 117 | RUN_DEV(ACCTON, RT3070_4), |
| 118 | RUN_DEV(ACCTON, RT3070_5), |
| 119 | RUN_DEV(AIRTIES, RT3070), |
| 120 | RUN_DEV(ALLWIN, RT2070), |
| 121 | RUN_DEV(ALLWIN, RT2770), |
| 122 | RUN_DEV(ALLWIN, RT2870), |
| 123 | RUN_DEV(ALLWIN, RT3070), |
| 124 | RUN_DEV(ALLWIN, RT3071), |
| 125 | RUN_DEV(ALLWIN, RT3072), |
| 126 | RUN_DEV(ALLWIN, RT3572), |
| 127 | RUN_DEV(AMIGO, RT2870_1), |
| 128 | RUN_DEV(AMIGO, RT2870_2), |
| 129 | RUN_DEV(AMIT, CGWLUSB2GNR), |
| 130 | RUN_DEV(AMIT, RT2870_1), |
| 131 | RUN_DEV(AMIT2, RT2870), |
| 132 | RUN_DEV(ASUS, RT2870_1), |
| 133 | RUN_DEV(ASUS, RT2870_2), |
| 134 | RUN_DEV(ASUS, RT2870_3), |
| 135 | RUN_DEV(ASUS, RT2870_4), |
| 136 | RUN_DEV(ASUS, RT2870_5), |
| 137 | RUN_DEV(ASUS, USBN13), |
| 138 | RUN_DEV(ASUS, RT3070_1), |
| 139 | RUN_DEV(ASUS2, USBN11), |
| 140 | RUN_DEV(AZUREWAVE, RT2870_1), |
| 141 | RUN_DEV(AZUREWAVE, RT2870_2), |
| 142 | RUN_DEV(AZUREWAVE, RT3070_1), |
| 143 | RUN_DEV(AZUREWAVE, RT3070_2), |
| 144 | RUN_DEV(AZUREWAVE, RT3070_3), |
| 145 | RUN_DEV(BELKIN, F5D8053V3), |
| 146 | RUN_DEV(BELKIN, F5D8055), |
| 147 | RUN_DEV(BELKIN, F5D8055V2), |
| 148 | RUN_DEV(BELKIN, F6D4050V1), |
| 149 | RUN_DEV(BELKIN, RT2870_1), |
| 150 | RUN_DEV(BELKIN, RT2870_2), |
| 151 | RUN_DEV(CISCOLINKSYS, AE1000), |
| 152 | RUN_DEV(CISCOLINKSYS2, RT3070), |
| 153 | RUN_DEV(CISCOLINKSYS3, RT3070), |
| 154 | RUN_DEV(CONCEPTRONIC2, RT2870_1), |
| 155 | RUN_DEV(CONCEPTRONIC2, RT2870_2), |
| 156 | RUN_DEV(CONCEPTRONIC2, RT2870_3), |
| 157 | RUN_DEV(CONCEPTRONIC2, RT2870_4), |
| 158 | RUN_DEV(CONCEPTRONIC2, RT2870_5), |
| 159 | RUN_DEV(CONCEPTRONIC2, RT2870_6), |
| 160 | RUN_DEV(CONCEPTRONIC2, RT2870_7), |
| 161 | RUN_DEV(CONCEPTRONIC2, RT2870_8), |
| 162 | RUN_DEV(CONCEPTRONIC2, RT3070_1), |
| 163 | RUN_DEV(CONCEPTRONIC2, RT3070_2), |
| 164 | RUN_DEV(CONCEPTRONIC2, VIGORN61), |
| 165 | RUN_DEV(COREGA, CGWLUSB300GNM), |
| 166 | RUN_DEV(COREGA, RT2870_1), |
| 167 | RUN_DEV(COREGA, RT2870_2), |
| 168 | RUN_DEV(COREGA, RT2870_3), |
| 169 | RUN_DEV(COREGA, RT3070), |
| 170 | RUN_DEV(CYBERTAN, RT2870), |
| 171 | RUN_DEV(DLINK, RT2870), |
| 172 | RUN_DEV(DLINK, RT3072), |
| 173 | RUN_DEV(DLINK2, DWA130), |
| 174 | RUN_DEV(DLINK2, RT2870_1), |
| 175 | RUN_DEV(DLINK2, RT2870_2), |
| 176 | RUN_DEV(DLINK2, RT3070_1), |
| 177 | RUN_DEV(DLINK2, RT3070_2), |
| 178 | RUN_DEV(DLINK2, RT3070_3), |
| 179 | RUN_DEV(DLINK2, RT3070_4), |
| 180 | RUN_DEV(DLINK2, RT3070_5), |
| 181 | RUN_DEV(DLINK2, RT3072), |
| 182 | RUN_DEV(DLINK2, RT3072_1), |
| 183 | RUN_DEV(EDIMAX, EW7717), |
| 184 | RUN_DEV(EDIMAX, EW7718), |
| 185 | RUN_DEV(EDIMAX, RT2870_1), |
| 186 | RUN_DEV(ENCORE, RT3070_1), |
| 187 | RUN_DEV(ENCORE, RT3070_2), |
| 188 | RUN_DEV(ENCORE, RT3070_3), |
| 189 | RUN_DEV(GIGABYTE, GNWB31N), |
| 190 | RUN_DEV(GIGABYTE, GNWB32L), |
| 191 | RUN_DEV(GIGABYTE, RT2870_1), |
| 192 | RUN_DEV(GIGASET, RT3070_1), |
| 193 | RUN_DEV(GIGASET, RT3070_2), |
| 194 | RUN_DEV(GUILLEMOT, HWNU300), |
| 195 | RUN_DEV(HAWKING, HWUN2), |
| 196 | RUN_DEV(HAWKING, RT2870_1), |
| 197 | RUN_DEV(HAWKING, RT2870_2), |
| 198 | RUN_DEV(HAWKING, RT3070), |
| 199 | RUN_DEV(IODATA, RT3072_1), |
| 200 | RUN_DEV(IODATA, RT3072_2), |
| 201 | RUN_DEV(IODATA, RT3072_3), |
| 202 | RUN_DEV(IODATA, RT3072_4), |
| 203 | RUN_DEV(LINKSYS4, RT3070), |
| 204 | RUN_DEV(LINKSYS4, WUSB100), |
| 205 | RUN_DEV(LINKSYS4, WUSB54GCV3), |
| 206 | RUN_DEV(LINKSYS4, WUSB600N), |
| 207 | RUN_DEV(LINKSYS4, WUSB600NV2), |
| 208 | RUN_DEV(LOGITEC, RT2870_1), |
| 209 | RUN_DEV(LOGITEC, RT2870_2), |
| 210 | RUN_DEV(LOGITEC, RT2870_3), |
| 211 | RUN_DEV(LOGITEC, LANW300NU2), |
| 212 | RUN_DEV(MELCO, RT2870_1), |
| 213 | RUN_DEV(MELCO, RT2870_2), |
| 214 | RUN_DEV(MELCO, WLIUCAG300N), |
| 215 | RUN_DEV(MELCO, WLIUCG300N), |
| 216 | RUN_DEV(MELCO, WLIUCG301N), |
| 217 | RUN_DEV(MELCO, WLIUCGN), |
| 218 | RUN_DEV(MELCO, WLIUCGNM), |
| 219 | RUN_DEV(MOTOROLA4, RT2770), |
| 220 | RUN_DEV(MOTOROLA4, RT3070), |
| 221 | RUN_DEV(MSI, RT3070_1), |
| 222 | RUN_DEV(MSI, RT3070_2), |
| 223 | RUN_DEV(MSI, RT3070_3), |
| 224 | RUN_DEV(MSI, RT3070_4), |
| 225 | RUN_DEV(MSI, RT3070_5), |
| 226 | RUN_DEV(MSI, RT3070_6), |
| 227 | RUN_DEV(MSI, RT3070_7), |
| 228 | RUN_DEV(MSI, RT3070_8), |
| 229 | RUN_DEV(MSI, RT3070_9), |
| 230 | RUN_DEV(MSI, RT3070_10), |
| 231 | RUN_DEV(MSI, RT3070_11), |
| 232 | RUN_DEV(OVISLINK, RT3072), |
| 233 | RUN_DEV(PARA, RT3070), |
| 234 | RUN_DEV(PEGATRON, RT2870), |
| 235 | RUN_DEV(PEGATRON, RT3070), |
| 236 | RUN_DEV(PEGATRON, RT3070_2), |
| 237 | RUN_DEV(PEGATRON, RT3070_3), |
| 238 | RUN_DEV(PHILIPS, RT2870), |
| 239 | RUN_DEV(PLANEX2, GWUS300MINIS), |
| 240 | RUN_DEV(PLANEX2, GWUSMICRON), |
| 241 | RUN_DEV(PLANEX2, RT2870), |
| 242 | RUN_DEV(PLANEX2, RT3070), |
| 243 | RUN_DEV(QCOM, RT2870), |
| 244 | RUN_DEV(QUANTA, RT3070), |
| 245 | RUN_DEV(RALINK, RT2070), |
| 246 | RUN_DEV(RALINK, RT2770), |
| 247 | RUN_DEV(RALINK, RT2870), |
| 248 | RUN_DEV(RALINK, RT3070), |
| 249 | RUN_DEV(RALINK, RT3071), |
| 250 | RUN_DEV(RALINK, RT3072), |
| 251 | RUN_DEV(RALINK, RT3370), |
| 252 | RUN_DEV(RALINK, RT3572), |
| 253 | RUN_DEV(RALINK, RT8070), |
| 254 | RUN_DEV(SAMSUNG, WIS09ABGN), |
| 255 | RUN_DEV(SAMSUNG2, RT2870_1), |
| 256 | RUN_DEV(SENAO, RT2870_1), |
| 257 | RUN_DEV(SENAO, RT2870_2), |
| 258 | RUN_DEV(SENAO, RT2870_3), |
| 259 | RUN_DEV(SENAO, RT2870_4), |
| 260 | RUN_DEV(SENAO, RT3070), |
| 261 | RUN_DEV(SENAO, RT3071), |
| 262 | RUN_DEV(SENAO, RT3072_1), |
| 263 | RUN_DEV(SENAO, RT3072_2), |
| 264 | RUN_DEV(SENAO, RT3072_3), |
| 265 | RUN_DEV(SENAO, RT3072_4), |
| 266 | RUN_DEV(SENAO, RT3072_5), |
| 267 | RUN_DEV(SITECOMEU, RT2770), |
| 268 | RUN_DEV(SITECOMEU, RT2870_1), |
| 269 | RUN_DEV(SITECOMEU, RT2870_2), |
| 270 | RUN_DEV(SITECOMEU, RT2870_3), |
| 271 | RUN_DEV(SITECOMEU, RT2870_4), |
| 272 | RUN_DEV(SITECOMEU, RT3070), |
| 273 | RUN_DEV(SITECOMEU, RT3070_2), |
| 274 | RUN_DEV(SITECOMEU, RT3070_3), |
| 275 | RUN_DEV(SITECOMEU, RT3070_4), |
| 276 | RUN_DEV(SITECOMEU, RT3071), |
| 277 | RUN_DEV(SITECOMEU, RT3072_1), |
| 278 | RUN_DEV(SITECOMEU, RT3072_2), |
| 279 | RUN_DEV(SITECOMEU, RT3072_3), |
| 280 | RUN_DEV(SITECOMEU, RT3072_4), |
| 281 | RUN_DEV(SITECOMEU, RT3072_5), |
| 282 | RUN_DEV(SITECOMEU, RT3072_6), |
| 283 | RUN_DEV(SITECOMEU, WL608), |
| 284 | RUN_DEV(SPARKLAN, RT2870_1), |
| 285 | RUN_DEV(SPARKLAN, RT3070), |
| 286 | RUN_DEV(SWEEX2, LW153), |
| 287 | RUN_DEV(SWEEX2, LW303), |
| 288 | RUN_DEV(SWEEX2, LW313), |
| 289 | RUN_DEV(TOSHIBA, RT3070), |
| 290 | RUN_DEV(UMEDIA, RT2870_1), |
| 291 | RUN_DEV(ZCOM, RT2870_1), |
| 292 | RUN_DEV(ZCOM, RT2870_2), |
| 293 | RUN_DEV(ZINWELL, RT2870_1), |
| 294 | RUN_DEV(ZINWELL, RT2870_2), |
| 295 | RUN_DEV(ZINWELL, RT3070), |
| 296 | RUN_DEV(ZINWELL, RT3072_1), |
| 297 | RUN_DEV(ZINWELL, RT3072_2), |
| 298 | RUN_DEV(ZYXEL, RT2870_1), |
| 299 | RUN_DEV(ZYXEL, RT2870_2), |
| 300 | #undef RUN_DEV |
| 301 | }; |
| 302 | |
| 303 | static device_probe_t run_match; |
| 304 | static device_attach_t run_attach; |
| 305 | static device_detach_t run_detach; |
| 306 | |
| 307 | static usb_callback_t run_bulk_rx_callback; |
| 308 | static usb_callback_t run_bulk_tx_callback0; |
| 309 | static usb_callback_t run_bulk_tx_callback1; |
| 310 | static usb_callback_t run_bulk_tx_callback2; |
| 311 | static usb_callback_t run_bulk_tx_callback3; |
| 312 | static usb_callback_t run_bulk_tx_callback4; |
| 313 | static usb_callback_t run_bulk_tx_callback5; |
| 314 | |
| 315 | static void run_bulk_tx_callbackN(struct usb_xfer *xfer, |
| 316 | usb_error_t error, unsigned int index); |
| 317 | static struct ieee80211vap *run_vap_create(struct ieee80211com *, |
| 318 | const char [IFNAMSIZ], int, enum ieee80211_opmode, int, |
| 319 | const uint8_t [IEEE80211_ADDR_LEN], |
| 320 | const uint8_t [IEEE80211_ADDR_LEN]); |
| 321 | static void run_vap_delete(struct ieee80211vap *); |
| 322 | static void run_cmdq_cb(void *, int); |
| 323 | static void run_setup_tx_list(struct run_softc *, |
| 324 | struct run_endpoint_queue *); |
| 325 | static void run_unsetup_tx_list(struct run_softc *, |
| 326 | struct run_endpoint_queue *); |
| 327 | static int run_load_microcode(struct run_softc *); |
| 328 | static int run_reset(struct run_softc *); |
| 329 | static usb_error_t run_do_request(struct run_softc *, |
| 330 | struct usb_device_request *, void *); |
| 331 | static int run_read(struct run_softc *, uint16_t, uint32_t *); |
| 332 | static int run_read_region_1(struct run_softc *, uint16_t, uint8_t *, int); |
| 333 | static int run_write_2(struct run_softc *, uint16_t, uint16_t); |
| 334 | static int run_write(struct run_softc *, uint16_t, uint32_t); |
| 335 | static int run_write_region_1(struct run_softc *, uint16_t, |
| 336 | const uint8_t *, int); |
| 337 | static int run_set_region_4(struct run_softc *, uint16_t, uint32_t, int); |
| 338 | static int run_efuse_read_2(struct run_softc *, uint16_t, uint16_t *); |
| 339 | static int run_eeprom_read_2(struct run_softc *, uint16_t, uint16_t *); |
| 340 | static int run_rt2870_rf_write(struct run_softc *, uint8_t, uint32_t); |
| 341 | static int run_rt3070_rf_read(struct run_softc *, uint8_t, uint8_t *); |
| 342 | static int run_rt3070_rf_write(struct run_softc *, uint8_t, uint8_t); |
| 343 | static int run_bbp_read(struct run_softc *, uint8_t, uint8_t *); |
| 344 | static int run_bbp_write(struct run_softc *, uint8_t, uint8_t); |
| 345 | static int run_mcu_cmd(struct run_softc *, uint8_t, uint16_t); |
| 346 | static const char *run_get_rf(int); |
| 347 | static int run_read_eeprom(struct run_softc *); |
| 348 | static struct ieee80211_node *run_node_alloc(struct ieee80211vap *, |
| 349 | const uint8_t mac[IEEE80211_ADDR_LEN]); |
| 350 | static int run_media_change(struct ifnet *); |
| 351 | static int run_newstate(struct ieee80211vap *, enum ieee80211_state, int); |
| 352 | static int run_wme_update(struct ieee80211com *); |
| 353 | static void run_wme_update_cb(void *); |
| 354 | static void run_key_update_begin(struct ieee80211vap *); |
| 355 | static void run_key_update_end(struct ieee80211vap *); |
| 356 | static void run_key_set_cb(void *); |
| 357 | static int run_key_set(struct ieee80211vap *, struct ieee80211_key *, |
| 358 | const uint8_t mac[IEEE80211_ADDR_LEN]); |
| 359 | static void run_key_delete_cb(void *); |
| 360 | static int run_key_delete(struct ieee80211vap *, struct ieee80211_key *); |
| 361 | static void run_ratectl_to(void *); |
| 362 | static void run_ratectl_cb(void *, int); |
| 363 | static void run_drain_fifo(void *); |
| 364 | static void run_iter_func(void *, struct ieee80211_node *); |
| 365 | static void run_newassoc_cb(void *); |
| 366 | static void run_newassoc(struct ieee80211_node *, int); |
| 367 | static void run_rx_frame(struct run_softc *, struct mbuf *, uint32_t); |
| 368 | static void run_tx_free(struct run_endpoint_queue *pq, |
| 369 | struct run_tx_data *, int); |
| 370 | static void run_set_tx_desc(struct run_softc *, struct run_tx_data *); |
| 371 | static int run_tx(struct run_softc *, struct mbuf *, |
| 372 | struct ieee80211_node *); |
| 373 | static int run_tx_mgt(struct run_softc *, struct mbuf *, |
| 374 | struct ieee80211_node *); |
| 375 | static int run_sendprot(struct run_softc *, const struct mbuf *, |
| 376 | struct ieee80211_node *, int, int); |
| 377 | static int run_tx_param(struct run_softc *, struct mbuf *, |
| 378 | struct ieee80211_node *, |
| 379 | const struct ieee80211_bpf_params *); |
| 380 | static int run_raw_xmit(struct ieee80211_node *, struct mbuf *, |
| 381 | const struct ieee80211_bpf_params *); |
| 382 | static void run_start(struct ifnet *); |
| 383 | static int run_ioctl(struct ifnet *, u_long, caddr_t); |
| 384 | static void run_set_agc(struct run_softc *, uint8_t); |
| 385 | static void run_select_chan_group(struct run_softc *, int); |
| 386 | static void run_set_rx_antenna(struct run_softc *, int); |
| 387 | static void run_rt2870_set_chan(struct run_softc *, u_int); |
| 388 | static void run_rt3070_set_chan(struct run_softc *, u_int); |
| 389 | static void run_rt3572_set_chan(struct run_softc *, u_int); |
| 390 | static int run_set_chan(struct run_softc *, struct ieee80211_channel *); |
| 391 | static void run_set_channel(struct ieee80211com *); |
| 392 | static void run_scan_start(struct ieee80211com *); |
| 393 | static void run_scan_end(struct ieee80211com *); |
| 394 | static void run_update_beacon(struct ieee80211vap *, int); |
| 395 | static void run_update_beacon_cb(void *); |
| 396 | static void run_updateprot(struct ieee80211com *); |
| 397 | static void run_updateprot_cb(void *); |
| 398 | static void run_usb_timeout_cb(void *); |
| 399 | static void run_reset_livelock(struct run_softc *); |
| 400 | static void run_enable_tsf_sync(struct run_softc *); |
| 401 | static void run_enable_mrr(struct run_softc *); |
| 402 | static void run_set_txpreamble(struct run_softc *); |
| 403 | static void run_set_basicrates(struct run_softc *); |
| 404 | static void run_set_leds(struct run_softc *, uint16_t); |
| 405 | static void run_set_bssid(struct run_softc *, const uint8_t *); |
| 406 | static void run_set_macaddr(struct run_softc *, const uint8_t *); |
| 407 | static void run_updateslot(struct ifnet *); |
| 408 | static void run_updateslot_cb(void *); |
| 409 | static void run_update_mcast(struct ifnet *); |
| 410 | static int8_t run_rssi2dbm(struct run_softc *, uint8_t, uint8_t); |
| 411 | static void run_update_promisc_locked(struct ifnet *); |
| 412 | static void run_update_promisc(struct ifnet *); |
| 413 | static int run_bbp_init(struct run_softc *); |
| 414 | static int run_rt3070_rf_init(struct run_softc *); |
| 415 | static int run_rt3070_filter_calib(struct run_softc *, uint8_t, uint8_t, |
| 416 | uint8_t *); |
| 417 | static void run_rt3070_rf_setup(struct run_softc *); |
| 418 | static int run_txrx_enable(struct run_softc *); |
| 419 | static void run_init(void *); |
| 420 | static void run_init_locked(struct run_softc *); |
| 421 | static void run_stop(void *); |
| 422 | static void run_delay(struct run_softc *, unsigned int); |
| 423 | |
| 424 | static const struct { |
| 425 | uint16_t reg; |
| 426 | uint32_t val; |
| 427 | } rt2870_def_mac[] = { |
| 428 | RT2870_DEF_MAC |
| 429 | }; |
| 430 | |
| 431 | static const struct { |
| 432 | uint8_t reg; |
| 433 | uint8_t val; |
| 434 | } rt2860_def_bbp[] = { |
| 435 | RT2860_DEF_BBP |
| 436 | }; |
| 437 | |
| 438 | static const struct rfprog { |
| 439 | uint8_t chan; |
| 440 | uint32_t r1, r2, r3, r4; |
| 441 | } rt2860_rf2850[] = { |
| 442 | RT2860_RF2850 |
| 443 | }; |
| 444 | |
| 445 | struct { |
| 446 | uint8_t n, r, k; |
| 447 | } rt3070_freqs[] = { |
| 448 | RT3070_RF3052 |
| 449 | }; |
| 450 | |
| 451 | static const struct { |
| 452 | uint8_t reg; |
| 453 | uint8_t val; |
| 454 | } rt3070_def_rf[] = { |
| 455 | RT3070_DEF_RF |
| 456 | },rt3572_def_rf[] = { |
| 457 | RT3572_DEF_RF |
| 458 | }; |
| 459 | |
| 460 | static const struct usb_config run_config[RUN_N_XFER] = { |
| 461 | [RUN_BULK_TX_BE] = { |
| 462 | .type = UE_BULK, |
| 463 | .endpoint = UE_ADDR_ANY, |
| 464 | .ep_index = 0, |
| 465 | .direction = UE_DIR_OUT, |
| 466 | .bufsize = RUN_MAX_TXSZ, |
| 467 | .flags = {.pipe_bof = 1,.force_short_xfer = 1,}, |
| 468 | .callback = run_bulk_tx_callback0, |
| 469 | .timeout = 5000, /* ms */ |
| 470 | }, |
| 471 | [RUN_BULK_TX_BK] = { |
| 472 | .type = UE_BULK, |
| 473 | .endpoint = UE_ADDR_ANY, |
| 474 | .direction = UE_DIR_OUT, |
| 475 | .ep_index = 1, |
| 476 | .bufsize = RUN_MAX_TXSZ, |
| 477 | .flags = {.pipe_bof = 1,.force_short_xfer = 1,}, |
| 478 | .callback = run_bulk_tx_callback1, |
| 479 | .timeout = 5000, /* ms */ |
| 480 | }, |
| 481 | [RUN_BULK_TX_VI] = { |
| 482 | .type = UE_BULK, |
| 483 | .endpoint = UE_ADDR_ANY, |
| 484 | .direction = UE_DIR_OUT, |
| 485 | .ep_index = 2, |
| 486 | .bufsize = RUN_MAX_TXSZ, |
| 487 | .flags = {.pipe_bof = 1,.force_short_xfer = 1,}, |
| 488 | .callback = run_bulk_tx_callback2, |
| 489 | .timeout = 5000, /* ms */ |
| 490 | }, |
| 491 | [RUN_BULK_TX_VO] = { |
| 492 | .type = UE_BULK, |
| 493 | .endpoint = UE_ADDR_ANY, |
| 494 | .direction = UE_DIR_OUT, |
| 495 | .ep_index = 3, |
| 496 | .bufsize = RUN_MAX_TXSZ, |
| 497 | .flags = {.pipe_bof = 1,.force_short_xfer = 1,}, |
| 498 | .callback = run_bulk_tx_callback3, |
| 499 | .timeout = 5000, /* ms */ |
| 500 | }, |
| 501 | [RUN_BULK_TX_HCCA] = { |
| 502 | .type = UE_BULK, |
| 503 | .endpoint = UE_ADDR_ANY, |
| 504 | .direction = UE_DIR_OUT, |
| 505 | .ep_index = 4, |
| 506 | .bufsize = RUN_MAX_TXSZ, |
| 507 | .flags = {.pipe_bof = 1,.force_short_xfer = 1,.no_pipe_ok = 1,}, |
| 508 | .callback = run_bulk_tx_callback4, |
| 509 | .timeout = 5000, /* ms */ |
| 510 | }, |
| 511 | [RUN_BULK_TX_PRIO] = { |
| 512 | .type = UE_BULK, |
| 513 | .endpoint = UE_ADDR_ANY, |
| 514 | .direction = UE_DIR_OUT, |
| 515 | .ep_index = 5, |
| 516 | .bufsize = RUN_MAX_TXSZ, |
| 517 | .flags = {.pipe_bof = 1,.force_short_xfer = 1,.no_pipe_ok = 1,}, |
| 518 | .callback = run_bulk_tx_callback5, |
| 519 | .timeout = 5000, /* ms */ |
| 520 | }, |
| 521 | [RUN_BULK_RX] = { |
| 522 | .type = UE_BULK, |
| 523 | .endpoint = UE_ADDR_ANY, |
| 524 | .direction = UE_DIR_IN, |
| 525 | .bufsize = RUN_MAX_RXSZ, |
| 526 | .flags = {.pipe_bof = 1,.short_xfer_ok = 1,}, |
| 527 | .callback = run_bulk_rx_callback, |
| 528 | } |
| 529 | }; |
| 530 | |
| 531 | static int |
| 532 | run_match(device_t self) |
| 533 | { |
| 534 | struct usb_attach_arg *uaa = device_get_ivars(self); |
| 535 | |
| 536 | if (uaa->usb_mode != USB_MODE_HOST) |
| 537 | return (ENXIO); |
| 538 | if (uaa->info.bConfigIndex != 0) |
| 539 | return (ENXIO); |
| 540 | if (uaa->info.bIfaceIndex != RT2860_IFACE_INDEX) |
| 541 | return (ENXIO); |
| 542 | |
| 543 | return (usbd_lookup_id_by_uaa(run_devs, sizeof(run_devs), uaa)); |
| 544 | } |
| 545 | |
| 546 | static int |
| 547 | run_attach(device_t self) |
| 548 | { |
| 549 | struct run_softc *sc = device_get_softc(self); |
| 550 | struct usb_attach_arg *uaa = device_get_ivars(self); |
| 551 | struct ieee80211com *ic; |
| 552 | struct ifnet *ifp; |
| 553 | uint32_t ver; |
| 554 | int i, ntries, error; |
| 555 | uint8_t iface_index, bands; |
| 556 | |
| 557 | device_set_usb_desc(self); |
| 558 | sc->sc_udev = uaa->device; |
| 559 | sc->sc_dev = self; |
| 560 | |
| 561 | mtx_init(&sc->sc_mtx, device_get_nameunit(sc->sc_dev), |
| 562 | MTX_NETWORK_LOCK, MTX_DEF); |
| 563 | |
| 564 | iface_index = RT2860_IFACE_INDEX; |
| 565 | |
| 566 | error = usbd_transfer_setup(uaa->device, &iface_index, |
| 567 | sc->sc_xfer, run_config, RUN_N_XFER, sc, &sc->sc_mtx); |
| 568 | if (error) { |
| 569 | device_printf(self, "could not allocate USB transfers, " |
| 570 | "err=%s\n", usbd_errstr(error)); |
| 571 | goto detach; |
| 572 | } |
| 573 | |
| 574 | RUN_LOCK(sc); |
| 575 | |
| 576 | /* wait for the chip to settle */ |
| 577 | for (ntries = 0; ntries < 100; ntries++) { |
| 578 | if (run_read(sc, RT2860_ASIC_VER_ID, &ver) != 0) { |
| 579 | RUN_UNLOCK(sc); |
| 580 | goto detach; |
| 581 | } |
| 582 | if (ver != 0 && ver != 0xffffffff) |
| 583 | break; |
| 584 | run_delay(sc, 10); |
| 585 | } |
| 586 | if (ntries == 100) { |
| 587 | device_printf(sc->sc_dev, |
| 588 | "timeout waiting for NIC to initialize\n"); |
| 589 | RUN_UNLOCK(sc); |
| 590 | goto detach; |
| 591 | } |
| 592 | sc->mac_ver = ver >> 16; |
| 593 | sc->mac_rev = ver & 0xffff; |
| 594 | |
| 595 | /* retrieve RF rev. no and various other things from EEPROM */ |
| 596 | run_read_eeprom(sc); |
| 597 | |
| 598 | device_printf(sc->sc_dev, |
| 599 | "MAC/BBP RT%04X (rev 0x%04X), RF %s (MIMO %dT%dR), address %s\n", |
| 600 | sc->mac_ver, sc->mac_rev, run_get_rf(sc->rf_rev), |
| 601 | sc->ntxchains, sc->nrxchains, ether_sprintf(sc->sc_bssid)); |
| 602 | |
| 603 | if ((error = run_load_microcode(sc)) != 0) { |
| 604 | device_printf(sc->sc_dev, "could not load 8051 microcode\n"); |
| 605 | RUN_UNLOCK(sc); |
| 606 | goto detach; |
| 607 | } |
| 608 | |
| 609 | RUN_UNLOCK(sc); |
| 610 | |
| 611 | ifp = sc->sc_ifp = if_alloc(IFT_IEEE80211); |
| 612 | if (ifp == NULL) { |
| 613 | device_printf(sc->sc_dev, "can not if_alloc()\n"); |
| 614 | goto detach; |
| 615 | } |
| 616 | ic = ifp->if_l2com; |
| 617 | |
| 618 | ifp->if_softc = sc; |
| 619 | if_initname(ifp, "run", device_get_unit(sc->sc_dev)); |
| 620 | ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST; |
| 621 | ifp->if_init = run_init; |
| 622 | ifp->if_ioctl = run_ioctl; |
| 623 | ifp->if_start = run_start; |
| 624 | IFQ_SET_MAXLEN(&ifp->if_snd, ifqmaxlen); |
| 625 | ifp->if_snd.ifq_drv_maxlen = ifqmaxlen; |
| 626 | IFQ_SET_READY(&ifp->if_snd); |
| 627 | |
| 628 | ic->ic_ifp = ifp; |
| 629 | ic->ic_phytype = IEEE80211_T_OFDM; /* not only, but not used */ |
| 630 | ic->ic_opmode = IEEE80211_M_STA; /* default to BSS mode */ |
| 631 | |
| 632 | /* set device capabilities */ |
| 633 | ic->ic_caps = |
| 634 | IEEE80211_C_STA | /* station mode supported */ |
| 635 | IEEE80211_C_MONITOR | /* monitor mode supported */ |
| 636 | IEEE80211_C_IBSS | |
| 637 | IEEE80211_C_HOSTAP | |
| 638 | IEEE80211_C_WDS | /* 4-address traffic works */ |
| 639 | IEEE80211_C_MBSS | |
| 640 | IEEE80211_C_SHPREAMBLE | /* short preamble supported */ |
| 641 | IEEE80211_C_SHSLOT | /* short slot time supported */ |
| 642 | IEEE80211_C_WME | /* WME */ |
| 643 | IEEE80211_C_WPA; /* WPA1|WPA2(RSN) */ |
| 644 | |
| 645 | ic->ic_cryptocaps = |
| 646 | IEEE80211_CRYPTO_WEP | |
| 647 | IEEE80211_CRYPTO_AES_CCM | |
| 648 | IEEE80211_CRYPTO_TKIPMIC | |
| 649 | IEEE80211_CRYPTO_TKIP; |
| 650 | |
| 651 | ic->ic_flags |= IEEE80211_F_DATAPAD; |
| 652 | ic->ic_flags_ext |= IEEE80211_FEXT_SWBMISS; |
| 653 | |
| 654 | bands = 0; |
| 655 | setbit(&bands, IEEE80211_MODE_11B); |
| 656 | setbit(&bands, IEEE80211_MODE_11G); |
| 657 | ieee80211_init_channels(ic, NULL, &bands); |
| 658 | |
| 659 | /* |
| 660 | * Do this by own because h/w supports |
| 661 | * more channels than ieee80211_init_channels() |
| 662 | */ |
| 663 | if (sc->rf_rev == RT2860_RF_2750 || |
| 664 | sc->rf_rev == RT2860_RF_2850 || |
| 665 | sc->rf_rev == RT3070_RF_3052) { |
| 666 | /* set supported .11a rates */ |
| 667 | for (i = 14; i < nitems(rt2860_rf2850); i++) { |
| 668 | uint8_t chan = rt2860_rf2850[i].chan; |
| 669 | ic->ic_channels[ic->ic_nchans].ic_freq = |
| 670 | ieee80211_ieee2mhz(chan, IEEE80211_CHAN_A); |
| 671 | ic->ic_channels[ic->ic_nchans].ic_ieee = chan; |
| 672 | ic->ic_channels[ic->ic_nchans].ic_flags = IEEE80211_CHAN_A; |
| 673 | ic->ic_channels[ic->ic_nchans].ic_extieee = 0; |
| 674 | ic->ic_nchans++; |
| 675 | } |
| 676 | } |
| 677 | |
| 678 | ieee80211_ifattach(ic, sc->sc_bssid); |
| 679 | |
| 680 | ic->ic_scan_start = run_scan_start; |
| 681 | ic->ic_scan_end = run_scan_end; |
| 682 | ic->ic_set_channel = run_set_channel; |
| 683 | ic->ic_node_alloc = run_node_alloc; |
| 684 | ic->ic_newassoc = run_newassoc; |
| 685 | ic->ic_updateslot = run_updateslot; |
| 686 | ic->ic_update_mcast = run_update_mcast; |
| 687 | ic->ic_wme.wme_update = run_wme_update; |
| 688 | ic->ic_raw_xmit = run_raw_xmit; |
| 689 | ic->ic_update_promisc = run_update_promisc; |
| 690 | |
| 691 | ic->ic_vap_create = run_vap_create; |
| 692 | ic->ic_vap_delete = run_vap_delete; |
| 693 | |
| 694 | ieee80211_radiotap_attach(ic, |
| 695 | &sc->sc_txtap.wt_ihdr, sizeof(sc->sc_txtap), |
| 696 | RUN_TX_RADIOTAP_PRESENT, |
| 697 | &sc->sc_rxtap.wr_ihdr, sizeof(sc->sc_rxtap), |
| 698 | RUN_RX_RADIOTAP_PRESENT); |
| 699 | |
| 700 | TASK_INIT(&sc->cmdq_task, 0, run_cmdq_cb, sc); |
| 701 | TASK_INIT(&sc->ratectl_task, 0, run_ratectl_cb, sc); |
| 702 | callout_init((struct callout *)&sc->ratectl_ch, 1); |
| 703 | |
| 704 | if (bootverbose) |
| 705 | ieee80211_announce(ic); |
| 706 | |
| 707 | return (0); |
| 708 | |
| 709 | detach: |
| 710 | run_detach(self); |
| 711 | return (ENXIO); |
| 712 | } |
| 713 | |
| 714 | static int |
| 715 | run_detach(device_t self) |
| 716 | { |
| 717 | struct run_softc *sc = device_get_softc(self); |
| 718 | struct ifnet *ifp = sc->sc_ifp; |
| 719 | struct ieee80211com *ic; |
| 720 | int i; |
| 721 | |
| 722 | /* stop all USB transfers */ |
| 723 | usbd_transfer_unsetup(sc->sc_xfer, RUN_N_XFER); |
| 724 | |
| 725 | RUN_LOCK(sc); |
| 726 | |
| 727 | sc->ratectl_run = RUN_RATECTL_OFF; |
| 728 | sc->cmdq_run = sc->cmdq_key_set = RUN_CMDQ_ABORT; |
| 729 | |
| 730 | /* free TX list, if any */ |
| 731 | for (i = 0; i != RUN_EP_QUEUES; i++) |
| 732 | run_unsetup_tx_list(sc, &sc->sc_epq[i]); |
| 733 | RUN_UNLOCK(sc); |
| 734 | |
| 735 | if (ifp) { |
| 736 | ic = ifp->if_l2com; |
| 737 | /* drain tasks */ |
| 738 | usb_callout_drain(&sc->ratectl_ch); |
| 739 | ieee80211_draintask(ic, &sc->cmdq_task); |
| 740 | ieee80211_draintask(ic, &sc->ratectl_task); |
| 741 | ieee80211_ifdetach(ic); |
| 742 | if_free(ifp); |
| 743 | } |
| 744 | |
| 745 | mtx_destroy(&sc->sc_mtx); |
| 746 | |
| 747 | return (0); |
| 748 | } |
| 749 | |
| 750 | static struct ieee80211vap * |
| 751 | run_vap_create(struct ieee80211com *ic, const char name[IFNAMSIZ], int unit, |
| 752 | enum ieee80211_opmode opmode, int flags, |
| 753 | const uint8_t bssid[IEEE80211_ADDR_LEN], |
| 754 | const uint8_t mac[IEEE80211_ADDR_LEN]) |
| 755 | { |
| 756 | struct ifnet *ifp = ic->ic_ifp; |
| 757 | struct run_softc *sc = ifp->if_softc; |
| 758 | struct run_vap *rvp; |
| 759 | struct ieee80211vap *vap; |
| 760 | int i; |
| 761 | |
| 762 | if (sc->rvp_cnt >= RUN_VAP_MAX) { |
| 763 | if_printf(ifp, "number of VAPs maxed out\n"); |
| 764 | return (NULL); |
| 765 | } |
| 766 | |
| 767 | switch (opmode) { |
| 768 | case IEEE80211_M_STA: |
| 769 | /* enable s/w bmiss handling for sta mode */ |
| 770 | flags |= IEEE80211_CLONE_NOBEACONS; |
| 771 | /* fall though */ |
| 772 | case IEEE80211_M_IBSS: |
| 773 | case IEEE80211_M_MONITOR: |
| 774 | case IEEE80211_M_HOSTAP: |
| 775 | case IEEE80211_M_MBSS: |
| 776 | /* other than WDS vaps, only one at a time */ |
| 777 | if (!TAILQ_EMPTY(&ic->ic_vaps)) |
| 778 | return (NULL); |
| 779 | break; |
| 780 | case IEEE80211_M_WDS: |
| 781 | TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next){ |
| 782 | if(vap->iv_opmode != IEEE80211_M_HOSTAP) |
| 783 | continue; |
| 784 | /* WDS vap's always share the local mac address. */ |
| 785 | flags &= ~IEEE80211_CLONE_BSSID; |
| 786 | break; |
| 787 | } |
| 788 | if (vap == NULL) { |
| 789 | if_printf(ifp, "wds only supported in ap mode\n"); |
| 790 | return (NULL); |
| 791 | } |
| 792 | break; |
| 793 | default: |
| 794 | if_printf(ifp, "unknown opmode %d\n", opmode); |
| 795 | return (NULL); |
| 796 | } |
| 797 | |
| 798 | rvp = (struct run_vap *) malloc(sizeof(struct run_vap), |
| 799 | M_80211_VAP, M_WAITOK | M_ZERO); |
| 800 | if (rvp == NULL) |
| 801 | return (NULL); |
| 802 | vap = &rvp->vap; |
| 803 | ieee80211_vap_setup(ic, vap, name, unit, opmode, flags, bssid, mac); |
| 804 | |
| 805 | vap->iv_key_update_begin = run_key_update_begin; |
| 806 | vap->iv_key_update_end = run_key_update_end; |
| 807 | vap->iv_update_beacon = run_update_beacon; |
| 808 | vap->iv_max_aid = RT2870_WCID_MAX; |
| 809 | /* |
| 810 | * To delete the right key from h/w, we need wcid. |
| 811 | * Luckily, there is unused space in ieee80211_key{}, wk_pad, |
| 812 | * and matching wcid will be written into there. So, cast |
| 813 | * some spells to remove 'const' from ieee80211_key{} |
| 814 | */ |
| 815 | vap->iv_key_delete = (void *)run_key_delete; |
| 816 | vap->iv_key_set = (void *)run_key_set; |
| 817 | |
| 818 | /* override state transition machine */ |
| 819 | rvp->newstate = vap->iv_newstate; |
| 820 | vap->iv_newstate = run_newstate; |
| 821 | |
| 822 | ieee80211_ratectl_init(vap); |
| 823 | ieee80211_ratectl_setinterval(vap, 1000 /* 1 sec */); |
| 824 | |
| 825 | /* complete setup */ |
| 826 | ieee80211_vap_attach(vap, run_media_change, ieee80211_media_status); |
| 827 | |
| 828 | /* make sure id is always unique */ |
| 829 | for (i = 0; i < RUN_VAP_MAX; i++) { |
| 830 | if((sc->rvp_bmap & 1 << i) == 0){ |
| 831 | sc->rvp_bmap |= 1 << i; |
| 832 | rvp->rvp_id = i; |
| 833 | break; |
| 834 | } |
| 835 | } |
| 836 | if (sc->rvp_cnt++ == 0) |
| 837 | ic->ic_opmode = opmode; |
| 838 | |
| 839 | if (opmode == IEEE80211_M_HOSTAP) |
| 840 | sc->cmdq_run = RUN_CMDQ_GO; |
| 841 | |
| 842 | DPRINTF("rvp_id=%d bmap=%x rvp_cnt=%d\n", |
| 843 | rvp->rvp_id, sc->rvp_bmap, sc->rvp_cnt); |
| 844 | |
| 845 | return (vap); |
| 846 | } |
| 847 | |
| 848 | static void |
| 849 | run_vap_delete(struct ieee80211vap *vap) |
| 850 | { |
| 851 | struct run_vap *rvp = RUN_VAP(vap); |
| 852 | struct ifnet *ifp; |
| 853 | struct ieee80211com *ic; |
| 854 | struct run_softc *sc; |
| 855 | uint8_t rvp_id; |
| 856 | |
| 857 | if (vap == NULL) |
| 858 | return; |
| 859 | |
| 860 | ic = vap->iv_ic; |
| 861 | ifp = ic->ic_ifp; |
| 862 | |
| 863 | sc = ifp->if_softc; |
| 864 | |
| 865 | RUN_LOCK(sc); |
| 866 | |
| 867 | m_freem(rvp->beacon_mbuf); |
| 868 | rvp->beacon_mbuf = NULL; |
| 869 | |
| 870 | rvp_id = rvp->rvp_id; |
| 871 | sc->ratectl_run &= ~(1 << rvp_id); |
| 872 | sc->rvp_bmap &= ~(1 << rvp_id); |
| 873 | run_set_region_4(sc, RT2860_SKEY(rvp_id, 0), 0, 128); |
| 874 | run_set_region_4(sc, RT2860_BCN_BASE(rvp_id), 0, 512); |
| 875 | --sc->rvp_cnt; |
| 876 | |
| 877 | DPRINTF("vap=%p rvp_id=%d bmap=%x rvp_cnt=%d\n", |
| 878 | vap, rvp_id, sc->rvp_bmap, sc->rvp_cnt); |
| 879 | |
| 880 | RUN_UNLOCK(sc); |
| 881 | |
| 882 | ieee80211_ratectl_deinit(vap); |
| 883 | ieee80211_vap_detach(vap); |
| 884 | free(rvp, M_80211_VAP); |
| 885 | } |
| 886 | |
| 887 | /* |
| 888 | * There are numbers of functions need to be called in context thread. |
| 889 | * Rather than creating taskqueue event for each of those functions, |
| 890 | * here is all-for-one taskqueue callback function. This function |
| 891 | * gurantees deferred functions are executed in the same order they |
| 892 | * were enqueued. |
| 893 | * '& RUN_CMDQ_MASQ' is to loop cmdq[]. |
| 894 | */ |
| 895 | static void |
| 896 | run_cmdq_cb(void *arg, int pending) |
| 897 | { |
| 898 | struct run_softc *sc = arg; |
| 899 | uint8_t i; |
| 900 | |
| 901 | /* call cmdq[].func locked */ |
| 902 | RUN_LOCK(sc); |
| 903 | for (i = sc->cmdq_exec; sc->cmdq[i].func && pending; |
| 904 | i = sc->cmdq_exec, pending--) { |
| 905 | DPRINTFN(6, "cmdq_exec=%d pending=%d\n", i, pending); |
| 906 | if (sc->cmdq_run == RUN_CMDQ_GO) { |
| 907 | /* |
| 908 | * If arg0 is NULL, callback func needs more |
| 909 | * than one arg. So, pass ptr to cmdq struct. |
| 910 | */ |
| 911 | if (sc->cmdq[i].arg0) |
| 912 | sc->cmdq[i].func(sc->cmdq[i].arg0); |
| 913 | else |
| 914 | sc->cmdq[i].func(&sc->cmdq[i]); |
| 915 | } |
| 916 | sc->cmdq[i].arg0 = NULL; |
| 917 | sc->cmdq[i].func = NULL; |
| 918 | sc->cmdq_exec++; |
| 919 | sc->cmdq_exec &= RUN_CMDQ_MASQ; |
| 920 | } |
| 921 | RUN_UNLOCK(sc); |
| 922 | } |
| 923 | |
| 924 | static void |
| 925 | run_setup_tx_list(struct run_softc *sc, struct run_endpoint_queue *pq) |
| 926 | { |
| 927 | struct run_tx_data *data; |
| 928 | |
| 929 | memset(pq, 0, sizeof(*pq)); |
| 930 | |
| 931 | STAILQ_INIT(&pq->tx_qh); |
| 932 | STAILQ_INIT(&pq->tx_fh); |
| 933 | |
| 934 | for (data = &pq->tx_data[0]; |
| 935 | data < &pq->tx_data[RUN_TX_RING_COUNT]; data++) { |
| 936 | data->sc = sc; |
| 937 | STAILQ_INSERT_TAIL(&pq->tx_fh, data, next); |
| 938 | } |
| 939 | pq->tx_nfree = RUN_TX_RING_COUNT; |
| 940 | } |
| 941 | |
| 942 | static void |
| 943 | run_unsetup_tx_list(struct run_softc *sc, struct run_endpoint_queue *pq) |
| 944 | { |
| 945 | struct run_tx_data *data; |
| 946 | |
| 947 | /* make sure any subsequent use of the queues will fail */ |
| 948 | pq->tx_nfree = 0; |
| 949 | STAILQ_INIT(&pq->tx_fh); |
| 950 | STAILQ_INIT(&pq->tx_qh); |
| 951 | |
| 952 | /* free up all node references and mbufs */ |
| 953 | for (data = &pq->tx_data[0]; |
| 954 | data < &pq->tx_data[RUN_TX_RING_COUNT]; data++) { |
| 955 | if (data->m != NULL) { |
| 956 | m_freem(data->m); |
| 957 | data->m = NULL; |
| 958 | } |
| 959 | if (data->ni != NULL) { |
| 960 | ieee80211_free_node(data->ni); |
| 961 | data->ni = NULL; |
| 962 | } |
| 963 | } |
| 964 | } |
| 965 | |
| 966 | static int |
| 967 | run_load_microcode(struct run_softc *sc) |
| 968 | { |
| 969 | usb_device_request_t req; |
| 970 | const struct firmware *fw; |
| 971 | const u_char *base; |
| 972 | uint32_t tmp; |
| 973 | int ntries, error; |
| 974 | const uint64_t *temp; |
| 975 | uint64_t bytes; |
| 976 | |
| 977 | RUN_UNLOCK(sc); |
| 978 | fw = firmware_get("runfw"); |
| 979 | RUN_LOCK(sc); |
| 980 | if (fw == NULL) { |
| 981 | device_printf(sc->sc_dev, |
| 982 | "failed loadfirmware of file %s\n", "runfw"); |
| 983 | return ENOENT; |
| 984 | } |
| 985 | |
| 986 | if (fw->datasize != 8192) { |
| 987 | device_printf(sc->sc_dev, |
| 988 | "invalid firmware size (should be 8KB)\n"); |
| 989 | error = EINVAL; |
| 990 | goto fail; |
| 991 | } |
| 992 | |
| 993 | /* |
| 994 | * RT3071/RT3072 use a different firmware |
| 995 | * run-rt2870 (8KB) contains both, |
| 996 | * first half (4KB) is for rt2870, |
| 997 | * last half is for rt3071. |
| 998 | */ |
| 999 | base = fw->data; |
| 1000 | if ((sc->mac_ver) != 0x2860 && |
| 1001 | (sc->mac_ver) != 0x2872 && |
| 1002 | (sc->mac_ver) != 0x3070) { |
| 1003 | base += 4096; |
| 1004 | } |
| 1005 | |
| 1006 | /* cheap sanity check */ |
| 1007 | temp = fw->data; |
| 1008 | bytes = *temp; |
| 1009 | if (bytes != be64toh(0xffffff0210280210)) { |
| 1010 | device_printf(sc->sc_dev, "firmware checksum failed\n"); |
| 1011 | error = EINVAL; |
| 1012 | goto fail; |
| 1013 | } |
| 1014 | |
| 1015 | run_read(sc, RT2860_ASIC_VER_ID, &tmp); |
| 1016 | /* write microcode image */ |
| 1017 | run_write_region_1(sc, RT2870_FW_BASE, base, 4096); |
| 1018 | run_write(sc, RT2860_H2M_MAILBOX_CID, 0xffffffff); |
| 1019 | run_write(sc, RT2860_H2M_MAILBOX_STATUS, 0xffffffff); |
| 1020 | |
| 1021 | req.bmRequestType = UT_WRITE_VENDOR_DEVICE; |
| 1022 | req.bRequest = RT2870_RESET; |
| 1023 | USETW(req.wValue, 8); |
| 1024 | USETW(req.wIndex, 0); |
| 1025 | USETW(req.wLength, 0); |
| 1026 | if ((error = usbd_do_request(sc->sc_udev, &sc->sc_mtx, &req, NULL)) |
| 1027 | != 0) { |
| 1028 | device_printf(sc->sc_dev, "firmware reset failed\n"); |
| 1029 | goto fail; |
| 1030 | } |
| 1031 | |
| 1032 | run_delay(sc, 10); |
| 1033 | |
| 1034 | run_write(sc, RT2860_H2M_MAILBOX, 0); |
| 1035 | if ((error = run_mcu_cmd(sc, RT2860_MCU_CMD_RFRESET, 0)) != 0) |
| 1036 | goto fail; |
| 1037 | |
| 1038 | /* wait until microcontroller is ready */ |
| 1039 | for (ntries = 0; ntries < 1000; ntries++) { |
| 1040 | if ((error = run_read(sc, RT2860_SYS_CTRL, &tmp)) != 0) { |
| 1041 | goto fail; |
| 1042 | } |
| 1043 | if (tmp & RT2860_MCU_READY) |
| 1044 | break; |
| 1045 | run_delay(sc, 10); |
| 1046 | } |
| 1047 | if (ntries == 1000) { |
| 1048 | device_printf(sc->sc_dev, |
| 1049 | "timeout waiting for MCU to initialize\n"); |
| 1050 | error = ETIMEDOUT; |
| 1051 | goto fail; |
| 1052 | } |
| 1053 | device_printf(sc->sc_dev, "firmware %s loaded\n", |
| 1054 | (base == fw->data) ? "RT2870" : "RT3071"); |
| 1055 | |
| 1056 | fail: |
| 1057 | firmware_put(fw, FIRMWARE_UNLOAD); |
| 1058 | return (error); |
| 1059 | } |
| 1060 | |
| 1061 | int |
| 1062 | run_reset(struct run_softc *sc) |
| 1063 | { |
| 1064 | usb_device_request_t req; |
| 1065 | |
| 1066 | req.bmRequestType = UT_WRITE_VENDOR_DEVICE; |
| 1067 | req.bRequest = RT2870_RESET; |
| 1068 | USETW(req.wValue, 1); |
| 1069 | USETW(req.wIndex, 0); |
| 1070 | USETW(req.wLength, 0); |
| 1071 | return (usbd_do_request(sc->sc_udev, &sc->sc_mtx, &req, NULL)); |
| 1072 | } |
| 1073 | |
| 1074 | static usb_error_t |
| 1075 | run_do_request(struct run_softc *sc, |
| 1076 | struct usb_device_request *req, void *data) |
| 1077 | { |
| 1078 | usb_error_t err; |
| 1079 | int ntries = 10; |
| 1080 | |
| 1081 | RUN_LOCK_ASSERT(sc, MA_OWNED); |
| 1082 | |
| 1083 | while (ntries--) { |
| 1084 | err = usbd_do_request_flags(sc->sc_udev, &sc->sc_mtx, |
| 1085 | req, data, 0, NULL, 250 /* ms */); |
| 1086 | if (err == 0) |
| 1087 | break; |
| 1088 | DPRINTFN(1, "Control request failed, %s (retrying)\n", |
| 1089 | usbd_errstr(err)); |
| 1090 | run_delay(sc, 10); |
| 1091 | } |
| 1092 | return (err); |
| 1093 | } |
| 1094 | |
| 1095 | static int |
| 1096 | run_read(struct run_softc *sc, uint16_t reg, uint32_t *val) |
| 1097 | { |
| 1098 | uint32_t tmp; |
| 1099 | int error; |
| 1100 | |
| 1101 | error = run_read_region_1(sc, reg, (uint8_t *)&tmp, sizeof tmp); |
| 1102 | if (error == 0) |
| 1103 | *val = le32toh(tmp); |
| 1104 | else |
| 1105 | *val = 0xffffffff; |
| 1106 | return (error); |
| 1107 | } |
| 1108 | |
| 1109 | static int |
| 1110 | run_read_region_1(struct run_softc *sc, uint16_t reg, uint8_t *buf, int len) |
| 1111 | { |
| 1112 | usb_device_request_t req; |
| 1113 | |
| 1114 | req.bmRequestType = UT_READ_VENDOR_DEVICE; |
| 1115 | req.bRequest = RT2870_READ_REGION_1; |
| 1116 | USETW(req.wValue, 0); |
| 1117 | USETW(req.wIndex, reg); |
| 1118 | USETW(req.wLength, len); |
| 1119 | |
| 1120 | return (run_do_request(sc, &req, buf)); |
| 1121 | } |
| 1122 | |
| 1123 | static int |
| 1124 | run_write_2(struct run_softc *sc, uint16_t reg, uint16_t val) |
| 1125 | { |
| 1126 | usb_device_request_t req; |
| 1127 | |
| 1128 | req.bmRequestType = UT_WRITE_VENDOR_DEVICE; |
| 1129 | req.bRequest = RT2870_WRITE_2; |
| 1130 | USETW(req.wValue, val); |
| 1131 | USETW(req.wIndex, reg); |
| 1132 | USETW(req.wLength, 0); |
| 1133 | |
| 1134 | return (run_do_request(sc, &req, NULL)); |
| 1135 | } |
| 1136 | |
| 1137 | static int |
| 1138 | run_write(struct run_softc *sc, uint16_t reg, uint32_t val) |
| 1139 | { |
| 1140 | int error; |
| 1141 | |
| 1142 | if ((error = run_write_2(sc, reg, val & 0xffff)) == 0) |
| 1143 | error = run_write_2(sc, reg + 2, val >> 16); |
| 1144 | return (error); |
| 1145 | } |
| 1146 | |
| 1147 | static int |
| 1148 | run_write_region_1(struct run_softc *sc, uint16_t reg, const uint8_t *buf, |
| 1149 | int len) |
| 1150 | { |
| 1151 | #if 1 |
| 1152 | int i, error = 0; |
| 1153 | /* |
| 1154 | * NB: the WRITE_REGION_1 command is not stable on RT2860. |
| 1155 | * We thus issue multiple WRITE_2 commands instead. |
| 1156 | */ |
| 1157 | KASSERT((len & 1) == 0, ("run_write_region_1: Data too long.\n")); |
| 1158 | for (i = 0; i < len && error == 0; i += 2) |
| 1159 | error = run_write_2(sc, reg + i, buf[i] | buf[i + 1] << 8); |
| 1160 | return (error); |
| 1161 | #else |
| 1162 | usb_device_request_t req; |
| 1163 | |
| 1164 | req.bmRequestType = UT_WRITE_VENDOR_DEVICE; |
| 1165 | req.bRequest = RT2870_WRITE_REGION_1; |
| 1166 | USETW(req.wValue, 0); |
| 1167 | USETW(req.wIndex, reg); |
| 1168 | USETW(req.wLength, len); |
| 1169 | return (run_do_request(sc, &req, buf)); |
| 1170 | #endif |
| 1171 | } |
| 1172 | |
| 1173 | static int |
| 1174 | run_set_region_4(struct run_softc *sc, uint16_t reg, uint32_t val, int len) |
| 1175 | { |
| 1176 | int i, error = 0; |
| 1177 | |
| 1178 | KASSERT((len & 3) == 0, ("run_set_region_4: Invalid data length.\n")); |
| 1179 | for (i = 0; i < len && error == 0; i += 4) |
| 1180 | error = run_write(sc, reg + i, val); |
| 1181 | return (error); |
| 1182 | } |
| 1183 | |
| 1184 | /* Read 16-bit from eFUSE ROM (RT3070 only.) */ |
| 1185 | static int |
| 1186 | run_efuse_read_2(struct run_softc *sc, uint16_t addr, uint16_t *val) |
| 1187 | { |
| 1188 | uint32_t tmp; |
| 1189 | uint16_t reg; |
| 1190 | int error, ntries; |
| 1191 | |
| 1192 | if ((error = run_read(sc, RT3070_EFUSE_CTRL, &tmp)) != 0) |
| 1193 | return (error); |
| 1194 | |
| 1195 | addr *= 2; |
| 1196 | /*- |
| 1197 | * Read one 16-byte block into registers EFUSE_DATA[0-3]: |
| 1198 | * DATA0: F E D C |
| 1199 | * DATA1: B A 9 8 |
| 1200 | * DATA2: 7 6 5 4 |
| 1201 | * DATA3: 3 2 1 0 |
| 1202 | */ |
| 1203 | tmp &= ~(RT3070_EFSROM_MODE_MASK | RT3070_EFSROM_AIN_MASK); |
| 1204 | tmp |= (addr & ~0xf) << RT3070_EFSROM_AIN_SHIFT | RT3070_EFSROM_KICK; |
| 1205 | run_write(sc, RT3070_EFUSE_CTRL, tmp); |
| 1206 | for (ntries = 0; ntries < 100; ntries++) { |
| 1207 | if ((error = run_read(sc, RT3070_EFUSE_CTRL, &tmp)) != 0) |
| 1208 | return (error); |
| 1209 | if (!(tmp & RT3070_EFSROM_KICK)) |
| 1210 | break; |
| 1211 | run_delay(sc, 2); |
| 1212 | } |
| 1213 | if (ntries == 100) |
| 1214 | return (ETIMEDOUT); |
| 1215 | |
| 1216 | if ((tmp & RT3070_EFUSE_AOUT_MASK) == RT3070_EFUSE_AOUT_MASK) { |
| 1217 | *val = 0xffff; /* address not found */ |
| 1218 | return (0); |
| 1219 | } |
| 1220 | /* determine to which 32-bit register our 16-bit word belongs */ |
| 1221 | reg = RT3070_EFUSE_DATA3 - (addr & 0xc); |
| 1222 | if ((error = run_read(sc, reg, &tmp)) != 0) |
| 1223 | return (error); |
| 1224 | |
| 1225 | *val = (addr & 2) ? tmp >> 16 : tmp & 0xffff; |
| 1226 | return (0); |
| 1227 | } |
| 1228 | |
| 1229 | static int |
| 1230 | run_eeprom_read_2(struct run_softc *sc, uint16_t addr, uint16_t *val) |
| 1231 | { |
| 1232 | usb_device_request_t req; |
| 1233 | uint16_t tmp; |
| 1234 | int error; |
| 1235 | |
| 1236 | addr *= 2; |
| 1237 | req.bmRequestType = UT_READ_VENDOR_DEVICE; |
| 1238 | req.bRequest = RT2870_EEPROM_READ; |
| 1239 | USETW(req.wValue, 0); |
| 1240 | USETW(req.wIndex, addr); |
| 1241 | USETW(req.wLength, sizeof tmp); |
| 1242 | |
| 1243 | error = usbd_do_request(sc->sc_udev, &sc->sc_mtx, &req, &tmp); |
| 1244 | if (error == 0) |
| 1245 | *val = le16toh(tmp); |
| 1246 | else |
| 1247 | *val = 0xffff; |
| 1248 | return (error); |
| 1249 | } |
| 1250 | |
| 1251 | static __inline int |
| 1252 | run_srom_read(struct run_softc *sc, uint16_t addr, uint16_t *val) |
| 1253 | { |
| 1254 | /* either eFUSE ROM or EEPROM */ |
| 1255 | return sc->sc_srom_read(sc, addr, val); |
| 1256 | } |
| 1257 | |
| 1258 | static int |
| 1259 | run_rt2870_rf_write(struct run_softc *sc, uint8_t reg, uint32_t val) |
| 1260 | { |
| 1261 | uint32_t tmp; |
| 1262 | int error, ntries; |
| 1263 | |
| 1264 | for (ntries = 0; ntries < 10; ntries++) { |
| 1265 | if ((error = run_read(sc, RT2860_RF_CSR_CFG0, &tmp)) != 0) |
| 1266 | return (error); |
| 1267 | if (!(tmp & RT2860_RF_REG_CTRL)) |
| 1268 | break; |
| 1269 | } |
| 1270 | if (ntries == 10) |
| 1271 | return (ETIMEDOUT); |
| 1272 | |
| 1273 | /* RF registers are 24-bit on the RT2860 */ |
| 1274 | tmp = RT2860_RF_REG_CTRL | 24 << RT2860_RF_REG_WIDTH_SHIFT | |
| 1275 | (val & 0x3fffff) << 2 | (reg & 3); |
| 1276 | return (run_write(sc, RT2860_RF_CSR_CFG0, tmp)); |
| 1277 | } |
| 1278 | |
| 1279 | static int |
| 1280 | run_rt3070_rf_read(struct run_softc *sc, uint8_t reg, uint8_t *val) |
| 1281 | { |
| 1282 | uint32_t tmp; |
| 1283 | int error, ntries; |
| 1284 | |
| 1285 | for (ntries = 0; ntries < 100; ntries++) { |
| 1286 | if ((error = run_read(sc, RT3070_RF_CSR_CFG, &tmp)) != 0) |
| 1287 | return (error); |
| 1288 | if (!(tmp & RT3070_RF_KICK)) |
| 1289 | break; |
| 1290 | } |
| 1291 | if (ntries == 100) |
| 1292 | return (ETIMEDOUT); |
| 1293 | |
| 1294 | tmp = RT3070_RF_KICK | reg << 8; |
| 1295 | if ((error = run_write(sc, RT3070_RF_CSR_CFG, tmp)) != 0) |
| 1296 | return (error); |
| 1297 | |
| 1298 | for (ntries = 0; ntries < 100; ntries++) { |
| 1299 | if ((error = run_read(sc, RT3070_RF_CSR_CFG, &tmp)) != 0) |
| 1300 | return (error); |
| 1301 | if (!(tmp & RT3070_RF_KICK)) |
| 1302 | break; |
| 1303 | } |
| 1304 | if (ntries == 100) |
| 1305 | return (ETIMEDOUT); |
| 1306 | |
| 1307 | *val = tmp & 0xff; |
| 1308 | return (0); |
| 1309 | } |
| 1310 | |
| 1311 | static int |
| 1312 | run_rt3070_rf_write(struct run_softc *sc, uint8_t reg, uint8_t val) |
| 1313 | { |
| 1314 | uint32_t tmp; |
| 1315 | int error, ntries; |
| 1316 | |
| 1317 | for (ntries = 0; ntries < 10; ntries++) { |
| 1318 | if ((error = run_read(sc, RT3070_RF_CSR_CFG, &tmp)) != 0) |
| 1319 | return (error); |
| 1320 | if (!(tmp & RT3070_RF_KICK)) |
| 1321 | break; |
| 1322 | } |
| 1323 | if (ntries == 10) |
| 1324 | return (ETIMEDOUT); |
| 1325 | |
| 1326 | tmp = RT3070_RF_WRITE | RT3070_RF_KICK | reg << 8 | val; |
| 1327 | return (run_write(sc, RT3070_RF_CSR_CFG, tmp)); |
| 1328 | } |
| 1329 | |
| 1330 | static int |
| 1331 | run_bbp_read(struct run_softc *sc, uint8_t reg, uint8_t *val) |
| 1332 | { |
| 1333 | uint32_t tmp; |
| 1334 | int ntries, error; |
| 1335 | |
| 1336 | for (ntries = 0; ntries < 10; ntries++) { |
| 1337 | if ((error = run_read(sc, RT2860_BBP_CSR_CFG, &tmp)) != 0) |
| 1338 | return (error); |
| 1339 | if (!(tmp & RT2860_BBP_CSR_KICK)) |
| 1340 | break; |
| 1341 | } |
| 1342 | if (ntries == 10) |
| 1343 | return (ETIMEDOUT); |
| 1344 | |
| 1345 | tmp = RT2860_BBP_CSR_READ | RT2860_BBP_CSR_KICK | reg << 8; |
| 1346 | if ((error = run_write(sc, RT2860_BBP_CSR_CFG, tmp)) != 0) |
| 1347 | return (error); |
| 1348 | |
| 1349 | for (ntries = 0; ntries < 10; ntries++) { |
| 1350 | if ((error = run_read(sc, RT2860_BBP_CSR_CFG, &tmp)) != 0) |
| 1351 | return (error); |
| 1352 | if (!(tmp & RT2860_BBP_CSR_KICK)) |
| 1353 | break; |
| 1354 | } |
| 1355 | if (ntries == 10) |
| 1356 | return (ETIMEDOUT); |
| 1357 | |
| 1358 | *val = tmp & 0xff; |
| 1359 | return (0); |
| 1360 | } |
| 1361 | |
| 1362 | static int |
| 1363 | run_bbp_write(struct run_softc *sc, uint8_t reg, uint8_t val) |
| 1364 | { |
| 1365 | uint32_t tmp; |
| 1366 | int ntries, error; |
| 1367 | |
| 1368 | for (ntries = 0; ntries < 10; ntries++) { |
| 1369 | if ((error = run_read(sc, RT2860_BBP_CSR_CFG, &tmp)) != 0) |
| 1370 | return (error); |
| 1371 | if (!(tmp & RT2860_BBP_CSR_KICK)) |
| 1372 | break; |
| 1373 | } |
| 1374 | if (ntries == 10) |
| 1375 | return (ETIMEDOUT); |
| 1376 | |
| 1377 | tmp = RT2860_BBP_CSR_KICK | reg << 8 | val; |
| 1378 | return (run_write(sc, RT2860_BBP_CSR_CFG, tmp)); |
| 1379 | } |
| 1380 | |
| 1381 | /* |
| 1382 | * Send a command to the 8051 microcontroller unit. |
| 1383 | */ |
| 1384 | static int |
| 1385 | run_mcu_cmd(struct run_softc *sc, uint8_t cmd, uint16_t arg) |
| 1386 | { |
| 1387 | uint32_t tmp; |
| 1388 | int error, ntries; |
| 1389 | |
| 1390 | for (ntries = 0; ntries < 100; ntries++) { |
| 1391 | if ((error = run_read(sc, RT2860_H2M_MAILBOX, &tmp)) != 0) |
| 1392 | return error; |
| 1393 | if (!(tmp & RT2860_H2M_BUSY)) |
| 1394 | break; |
| 1395 | } |
| 1396 | if (ntries == 100) |
| 1397 | return ETIMEDOUT; |
| 1398 | |
| 1399 | tmp = RT2860_H2M_BUSY | RT2860_TOKEN_NO_INTR << 16 | arg; |
| 1400 | if ((error = run_write(sc, RT2860_H2M_MAILBOX, tmp)) == 0) |
| 1401 | error = run_write(sc, RT2860_HOST_CMD, cmd); |
| 1402 | return (error); |
| 1403 | } |
| 1404 | |
| 1405 | /* |
| 1406 | * Add `delta' (signed) to each 4-bit sub-word of a 32-bit word. |
| 1407 | * Used to adjust per-rate Tx power registers. |
| 1408 | */ |
| 1409 | static __inline uint32_t |
| 1410 | b4inc(uint32_t b32, int8_t delta) |
| 1411 | { |
| 1412 | int8_t i, b4; |
| 1413 | |
| 1414 | for (i = 0; i < 8; i++) { |
| 1415 | b4 = b32 & 0xf; |
| 1416 | b4 += delta; |
| 1417 | if (b4 < 0) |
| 1418 | b4 = 0; |
| 1419 | else if (b4 > 0xf) |
| 1420 | b4 = 0xf; |
| 1421 | b32 = b32 >> 4 | b4 << 28; |
| 1422 | } |
| 1423 | return (b32); |
| 1424 | } |
| 1425 | |
| 1426 | static const char * |
| 1427 | run_get_rf(int rev) |
| 1428 | { |
| 1429 | switch (rev) { |
| 1430 | case RT2860_RF_2820: return "RT2820"; |
| 1431 | case RT2860_RF_2850: return "RT2850"; |
| 1432 | case RT2860_RF_2720: return "RT2720"; |
| 1433 | case RT2860_RF_2750: return "RT2750"; |
| 1434 | case RT3070_RF_3020: return "RT3020"; |
| 1435 | case RT3070_RF_2020: return "RT2020"; |
| 1436 | case RT3070_RF_3021: return "RT3021"; |
| 1437 | case RT3070_RF_3022: return "RT3022"; |
| 1438 | case RT3070_RF_3052: return "RT3052"; |
| 1439 | } |
| 1440 | return ("unknown"); |
| 1441 | } |
| 1442 | |
| 1443 | int |
| 1444 | run_read_eeprom(struct run_softc *sc) |
| 1445 | { |
| 1446 | int8_t delta_2ghz, delta_5ghz; |
| 1447 | uint32_t tmp; |
| 1448 | uint16_t val; |
| 1449 | int ridx, ant, i; |
| 1450 | |
| 1451 | /* check whether the ROM is eFUSE ROM or EEPROM */ |
| 1452 | sc->sc_srom_read = run_eeprom_read_2; |
| 1453 | if (sc->mac_ver >= 0x3070) { |
| 1454 | run_read(sc, RT3070_EFUSE_CTRL, &tmp); |
| 1455 | DPRINTF("EFUSE_CTRL=0x%08x\n", tmp); |
| 1456 | if (tmp & RT3070_SEL_EFUSE) |
| 1457 | sc->sc_srom_read = run_efuse_read_2; |
| 1458 | } |
| 1459 | |
| 1460 | /* read ROM version */ |
| 1461 | run_srom_read(sc, RT2860_EEPROM_VERSION, &val); |
| 1462 | DPRINTF("EEPROM rev=%d, FAE=%d\n", val & 0xff, val >> 8); |
| 1463 | |
| 1464 | /* read MAC address */ |
| 1465 | run_srom_read(sc, RT2860_EEPROM_MAC01, &val); |
| 1466 | sc->sc_bssid[0] = val & 0xff; |
| 1467 | sc->sc_bssid[1] = val >> 8; |
| 1468 | run_srom_read(sc, RT2860_EEPROM_MAC23, &val); |
| 1469 | sc->sc_bssid[2] = val & 0xff; |
| 1470 | sc->sc_bssid[3] = val >> 8; |
| 1471 | run_srom_read(sc, RT2860_EEPROM_MAC45, &val); |
| 1472 | sc->sc_bssid[4] = val & 0xff; |
| 1473 | sc->sc_bssid[5] = val >> 8; |
| 1474 | |
| 1475 | /* read vender BBP settings */ |
| 1476 | for (i = 0; i < 10; i++) { |
| 1477 | run_srom_read(sc, RT2860_EEPROM_BBP_BASE + i, &val); |
| 1478 | sc->bbp[i].val = val & 0xff; |
| 1479 | sc->bbp[i].reg = val >> 8; |
| 1480 | DPRINTF("BBP%d=0x%02x\n", sc->bbp[i].reg, sc->bbp[i].val); |
| 1481 | } |
| 1482 | if (sc->mac_ver >= 0x3071) { |
| 1483 | /* read vendor RF settings */ |
| 1484 | for (i = 0; i < 10; i++) { |
| 1485 | run_srom_read(sc, RT3071_EEPROM_RF_BASE + i, &val); |
| 1486 | sc->rf[i].val = val & 0xff; |
| 1487 | sc->rf[i].reg = val >> 8; |
| 1488 | DPRINTF("RF%d=0x%02x\n", sc->rf[i].reg, |
| 1489 | sc->rf[i].val); |
| 1490 | } |
| 1491 | } |
| 1492 | |
| 1493 | /* read RF frequency offset from EEPROM */ |
| 1494 | run_srom_read(sc, RT2860_EEPROM_FREQ_LEDS, &val); |
| 1495 | sc->freq = ((val & 0xff) != 0xff) ? val & 0xff : 0; |
| 1496 | DPRINTF("EEPROM freq offset %d\n", sc->freq & 0xff); |
| 1497 | |
| 1498 | if (val >> 8 != 0xff) { |
| 1499 | /* read LEDs operating mode */ |
| 1500 | sc->leds = val >> 8; |
| 1501 | run_srom_read(sc, RT2860_EEPROM_LED1, &sc->led[0]); |
| 1502 | run_srom_read(sc, RT2860_EEPROM_LED2, &sc->led[1]); |
| 1503 | run_srom_read(sc, RT2860_EEPROM_LED3, &sc->led[2]); |
| 1504 | } else { |
| 1505 | /* broken EEPROM, use default settings */ |
| 1506 | sc->leds = 0x01; |
| 1507 | sc->led[0] = 0x5555; |
| 1508 | sc->led[1] = 0x2221; |
| 1509 | sc->led[2] = 0x5627; /* differs from RT2860 */ |
| 1510 | } |
| 1511 | DPRINTF("EEPROM LED mode=0x%02x, LEDs=0x%04x/0x%04x/0x%04x\n", |
| 1512 | sc->leds, sc->led[0], sc->led[1], sc->led[2]); |
| 1513 | |
| 1514 | /* read RF information */ |
| 1515 | run_srom_read(sc, RT2860_EEPROM_ANTENNA, &val); |
| 1516 | if (val == 0xffff) { |
| 1517 | DPRINTF("invalid EEPROM antenna info, using default\n"); |
| 1518 | if (sc->mac_ver == 0x3572) { |
| 1519 | /* default to RF3052 2T2R */ |
| 1520 | sc->rf_rev = RT3070_RF_3052; |
| 1521 | sc->ntxchains = 2; |
| 1522 | sc->nrxchains = 2; |
| 1523 | } else if (sc->mac_ver >= 0x3070) { |
| 1524 | /* default to RF3020 1T1R */ |
| 1525 | sc->rf_rev = RT3070_RF_3020; |
| 1526 | sc->ntxchains = 1; |
| 1527 | sc->nrxchains = 1; |
| 1528 | } else { |
| 1529 | /* default to RF2820 1T2R */ |
| 1530 | sc->rf_rev = RT2860_RF_2820; |
| 1531 | sc->ntxchains = 1; |
| 1532 | sc->nrxchains = 2; |
| 1533 | } |
| 1534 | } else { |
| 1535 | sc->rf_rev = (val >> 8) & 0xf; |
| 1536 | sc->ntxchains = (val >> 4) & 0xf; |
| 1537 | sc->nrxchains = val & 0xf; |
| 1538 | } |
| 1539 | DPRINTF("EEPROM RF rev=0x%02x chains=%dT%dR\n", |
| 1540 | sc->rf_rev, sc->ntxchains, sc->nrxchains); |
| 1541 | |
| 1542 | /* check if RF supports automatic Tx access gain control */ |
| 1543 | run_srom_read(sc, RT2860_EEPROM_CONFIG, &val); |
| 1544 | DPRINTF("EEPROM CFG 0x%04x\n", val); |
| 1545 | /* check if driver should patch the DAC issue */ |
| 1546 | if ((val >> 8) != 0xff) |
| 1547 | sc->patch_dac = (val >> 15) & 1; |
| 1548 | if ((val & 0xff) != 0xff) { |
| 1549 | sc->ext_5ghz_lna = (val >> 3) & 1; |
| 1550 | sc->ext_2ghz_lna = (val >> 2) & 1; |
| 1551 | /* check if RF supports automatic Tx access gain control */ |
| 1552 | sc->calib_2ghz = sc->calib_5ghz = (val >> 1) & 1; |
| 1553 | /* check if we have a hardware radio switch */ |
| 1554 | sc->rfswitch = val & 1; |
| 1555 | } |
| 1556 | |
| 1557 | /* read power settings for 2GHz channels */ |
| 1558 | for (i = 0; i < 14; i += 2) { |
| 1559 | run_srom_read(sc, RT2860_EEPROM_PWR2GHZ_BASE1 + i / 2, &val); |
| 1560 | sc->txpow1[i + 0] = (int8_t)(val & 0xff); |
| 1561 | sc->txpow1[i + 1] = (int8_t)(val >> 8); |
| 1562 | |
| 1563 | run_srom_read(sc, RT2860_EEPROM_PWR2GHZ_BASE2 + i / 2, &val); |
| 1564 | sc->txpow2[i + 0] = (int8_t)(val & 0xff); |
| 1565 | sc->txpow2[i + 1] = (int8_t)(val >> 8); |
| 1566 | } |
| 1567 | /* fix broken Tx power entries */ |
| 1568 | for (i = 0; i < 14; i++) { |
| 1569 | if (sc->txpow1[i] < 0 || sc->txpow1[i] > 31) |
| 1570 | sc->txpow1[i] = 5; |
| 1571 | if (sc->txpow2[i] < 0 || sc->txpow2[i] > 31) |
| 1572 | sc->txpow2[i] = 5; |
| 1573 | DPRINTF("chan %d: power1=%d, power2=%d\n", |
| 1574 | rt2860_rf2850[i].chan, sc->txpow1[i], sc->txpow2[i]); |
| 1575 | } |
| 1576 | /* read power settings for 5GHz channels */ |
| 1577 | for (i = 0; i < 40; i += 2) { |
| 1578 | run_srom_read(sc, RT2860_EEPROM_PWR5GHZ_BASE1 + i / 2, &val); |
| 1579 | sc->txpow1[i + 14] = (int8_t)(val & 0xff); |
| 1580 | sc->txpow1[i + 15] = (int8_t)(val >> 8); |
| 1581 | |
| 1582 | run_srom_read(sc, RT2860_EEPROM_PWR5GHZ_BASE2 + i / 2, &val); |
| 1583 | sc->txpow2[i + 14] = (int8_t)(val & 0xff); |
| 1584 | sc->txpow2[i + 15] = (int8_t)(val >> 8); |
| 1585 | } |
| 1586 | /* fix broken Tx power entries */ |
| 1587 | for (i = 0; i < 40; i++) { |
| 1588 | if (sc->txpow1[14 + i] < -7 || sc->txpow1[14 + i] > 15) |
| 1589 | sc->txpow1[14 + i] = 5; |
| 1590 | if (sc->txpow2[14 + i] < -7 || sc->txpow2[14 + i] > 15) |
| 1591 | sc->txpow2[14 + i] = 5; |
| 1592 | DPRINTF("chan %d: power1=%d, power2=%d\n", |
| 1593 | rt2860_rf2850[14 + i].chan, sc->txpow1[14 + i], |
| 1594 | sc->txpow2[14 + i]); |
| 1595 | } |
| 1596 | |
| 1597 | /* read Tx power compensation for each Tx rate */ |
| 1598 | run_srom_read(sc, RT2860_EEPROM_DELTAPWR, &val); |
| 1599 | delta_2ghz = delta_5ghz = 0; |
| 1600 | if ((val & 0xff) != 0xff && (val & 0x80)) { |
| 1601 | delta_2ghz = val & 0xf; |
| 1602 | if (!(val & 0x40)) /* negative number */ |
| 1603 | delta_2ghz = -delta_2ghz; |
| 1604 | } |
| 1605 | val >>= 8; |
| 1606 | if ((val & 0xff) != 0xff && (val & 0x80)) { |
| 1607 | delta_5ghz = val & 0xf; |
| 1608 | if (!(val & 0x40)) /* negative number */ |
| 1609 | delta_5ghz = -delta_5ghz; |
| 1610 | } |
| 1611 | DPRINTF("power compensation=%d (2GHz), %d (5GHz)\n", |
| 1612 | delta_2ghz, delta_5ghz); |
| 1613 | |
| 1614 | for (ridx = 0; ridx < 5; ridx++) { |
| 1615 | uint32_t reg; |
| 1616 | |
| 1617 | run_srom_read(sc, RT2860_EEPROM_RPWR + ridx * 2, &val); |
| 1618 | reg = val; |
| 1619 | run_srom_read(sc, RT2860_EEPROM_RPWR + ridx * 2 + 1, &val); |
| 1620 | reg |= (uint32_t)val << 16; |
| 1621 | |
| 1622 | sc->txpow20mhz[ridx] = reg; |
| 1623 | sc->txpow40mhz_2ghz[ridx] = b4inc(reg, delta_2ghz); |
| 1624 | sc->txpow40mhz_5ghz[ridx] = b4inc(reg, delta_5ghz); |
| 1625 | |
| 1626 | DPRINTF("ridx %d: power 20MHz=0x%08x, 40MHz/2GHz=0x%08x, " |
| 1627 | "40MHz/5GHz=0x%08x\n", ridx, sc->txpow20mhz[ridx], |
| 1628 | sc->txpow40mhz_2ghz[ridx], sc->txpow40mhz_5ghz[ridx]); |
| 1629 | } |
| 1630 | |
| 1631 | /* read RSSI offsets and LNA gains from EEPROM */ |
| 1632 | run_srom_read(sc, RT2860_EEPROM_RSSI1_2GHZ, &val); |
| 1633 | sc->rssi_2ghz[0] = val & 0xff; /* Ant A */ |
| 1634 | sc->rssi_2ghz[1] = val >> 8; /* Ant B */ |
| 1635 | run_srom_read(sc, RT2860_EEPROM_RSSI2_2GHZ, &val); |
| 1636 | if (sc->mac_ver >= 0x3070) { |
| 1637 | /* |
| 1638 | * On RT3070 chips (limited to 2 Rx chains), this ROM |
| 1639 | * field contains the Tx mixer gain for the 2GHz band. |
| 1640 | */ |
| 1641 | if ((val & 0xff) != 0xff) |
| 1642 | sc->txmixgain_2ghz = val & 0x7; |
| 1643 | DPRINTF("tx mixer gain=%u (2GHz)\n", sc->txmixgain_2ghz); |
| 1644 | } else |
| 1645 | sc->rssi_2ghz[2] = val & 0xff; /* Ant C */ |
| 1646 | sc->lna[2] = val >> 8; /* channel group 2 */ |
| 1647 | |
| 1648 | run_srom_read(sc, RT2860_EEPROM_RSSI1_5GHZ, &val); |
| 1649 | sc->rssi_5ghz[0] = val & 0xff; /* Ant A */ |
| 1650 | sc->rssi_5ghz[1] = val >> 8; /* Ant B */ |
| 1651 | run_srom_read(sc, RT2860_EEPROM_RSSI2_5GHZ, &val); |
| 1652 | if (sc->mac_ver == 0x3572) { |
| 1653 | /* |
| 1654 | * On RT3572 chips (limited to 2 Rx chains), this ROM |
| 1655 | * field contains the Tx mixer gain for the 5GHz band. |
| 1656 | */ |
| 1657 | if ((val & 0xff) != 0xff) |
| 1658 | sc->txmixgain_5ghz = val & 0x7; |
| 1659 | DPRINTF("tx mixer gain=%u (5GHz)\n", sc->txmixgain_5ghz); |
| 1660 | } else |
| 1661 | sc->rssi_5ghz[2] = val & 0xff; /* Ant C */ |
| 1662 | sc->lna[3] = val >> 8; /* channel group 3 */ |
| 1663 | |
| 1664 | run_srom_read(sc, RT2860_EEPROM_LNA, &val); |
| 1665 | sc->lna[0] = val & 0xff; /* channel group 0 */ |
| 1666 | sc->lna[1] = val >> 8; /* channel group 1 */ |
| 1667 | |
| 1668 | /* fix broken 5GHz LNA entries */ |
| 1669 | if (sc->lna[2] == 0 || sc->lna[2] == 0xff) { |
| 1670 | DPRINTF("invalid LNA for channel group %d\n", 2); |
| 1671 | sc->lna[2] = sc->lna[1]; |
| 1672 | } |
| 1673 | if (sc->lna[3] == 0 || sc->lna[3] == 0xff) { |
| 1674 | DPRINTF("invalid LNA for channel group %d\n", 3); |
| 1675 | sc->lna[3] = sc->lna[1]; |
| 1676 | } |
| 1677 | |
| 1678 | /* fix broken RSSI offset entries */ |
| 1679 | for (ant = 0; ant < 3; ant++) { |
| 1680 | if (sc->rssi_2ghz[ant] < -10 || sc->rssi_2ghz[ant] > 10) { |
| 1681 | DPRINTF("invalid RSSI%d offset: %d (2GHz)\n", |
| 1682 | ant + 1, sc->rssi_2ghz[ant]); |
| 1683 | sc->rssi_2ghz[ant] = 0; |
| 1684 | } |
| 1685 | if (sc->rssi_5ghz[ant] < -10 || sc->rssi_5ghz[ant] > 10) { |
| 1686 | DPRINTF("invalid RSSI%d offset: %d (5GHz)\n", |
| 1687 | ant + 1, sc->rssi_5ghz[ant]); |
| 1688 | sc->rssi_5ghz[ant] = 0; |
| 1689 | } |
| 1690 | } |
| 1691 | return (0); |
| 1692 | } |
| 1693 | |
| 1694 | static struct ieee80211_node * |
| 1695 | run_node_alloc(struct ieee80211vap *vap, const uint8_t mac[IEEE80211_ADDR_LEN]) |
| 1696 | { |
| 1697 | return malloc(sizeof (struct run_node), M_DEVBUF, M_WAITOK | M_ZERO); |
| 1698 | } |
| 1699 | |
| 1700 | static int |
| 1701 | run_media_change(struct ifnet *ifp) |
| 1702 | { |
| 1703 | struct ieee80211vap *vap = ifp->if_softc; |
| 1704 | struct ieee80211com *ic = vap->iv_ic; |
| 1705 | const struct ieee80211_txparam *tp; |
| 1706 | struct run_softc *sc = ic->ic_ifp->if_softc; |
| 1707 | uint8_t rate, ridx; |
| 1708 | int error; |
| 1709 | |
| 1710 | RUN_LOCK(sc); |
| 1711 | |
| 1712 | error = ieee80211_media_change(ifp); |
| 1713 | if (error != ENETRESET) { |
| 1714 | RUN_UNLOCK(sc); |
| 1715 | return (error); |
| 1716 | } |
| 1717 | |
| 1718 | tp = &vap->iv_txparms[ieee80211_chan2mode(ic->ic_curchan)]; |
| 1719 | if (tp->ucastrate != IEEE80211_FIXED_RATE_NONE) { |
| 1720 | struct ieee80211_node *ni; |
| 1721 | struct run_node *rn; |
| 1722 | |
| 1723 | rate = ic->ic_sup_rates[ic->ic_curmode]. |
| 1724 | rs_rates[tp->ucastrate] & IEEE80211_RATE_VAL; |
| 1725 | for (ridx = 0; ridx < RT2860_RIDX_MAX; ridx++) |
| 1726 | if (rt2860_rates[ridx].rate == rate) |
| 1727 | break; |
| 1728 | ni = ieee80211_ref_node(vap->iv_bss); |
| 1729 | rn = (struct run_node *)ni; |
| 1730 | rn->fix_ridx = ridx; |
| 1731 | DPRINTF("rate=%d, fix_ridx=%d\n", rate, rn->fix_ridx); |
| 1732 | ieee80211_free_node(ni); |
| 1733 | } |
| 1734 | |
| 1735 | #if 0 |
| 1736 | if ((ifp->if_flags & IFF_UP) && |
| 1737 | (ifp->if_drv_flags & IFF_DRV_RUNNING)){ |
| 1738 | run_init_locked(sc); |
| 1739 | } |
| 1740 | #endif |
| 1741 | |
| 1742 | RUN_UNLOCK(sc); |
| 1743 | |
| 1744 | return (0); |
| 1745 | } |
| 1746 | |
| 1747 | static int |
| 1748 | run_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg) |
| 1749 | { |
| 1750 | const struct ieee80211_txparam *tp; |
| 1751 | struct ieee80211com *ic = vap->iv_ic; |
| 1752 | struct run_softc *sc = ic->ic_ifp->if_softc; |
| 1753 | struct run_vap *rvp = RUN_VAP(vap); |
| 1754 | enum ieee80211_state ostate; |
| 1755 | uint32_t sta[3]; |
| 1756 | uint32_t tmp; |
| 1757 | uint8_t ratectl; |
| 1758 | uint8_t restart_ratectl = 0; |
| 1759 | uint8_t bid = 1 << rvp->rvp_id; |
| 1760 | |
| 1761 | ostate = vap->iv_state; |
| 1762 | DPRINTF("%s -> %s\n", |
| 1763 | ieee80211_state_name[ostate], |
| 1764 | ieee80211_state_name[nstate]); |
| 1765 | |
| 1766 | IEEE80211_UNLOCK(ic); |
| 1767 | RUN_LOCK(sc); |
| 1768 | |
| 1769 | ratectl = sc->ratectl_run; /* remember current state */ |
| 1770 | sc->ratectl_run = RUN_RATECTL_OFF; |
| 1771 | usb_callout_stop(&sc->ratectl_ch); |
| 1772 | |
| 1773 | if (ostate == IEEE80211_S_RUN) { |
| 1774 | /* turn link LED off */ |
| 1775 | run_set_leds(sc, RT2860_LED_RADIO); |
| 1776 | } |
| 1777 | |
| 1778 | switch (nstate) { |
| 1779 | case IEEE80211_S_INIT: |
| 1780 | restart_ratectl = 1; |
| 1781 | |
| 1782 | if (ostate != IEEE80211_S_RUN) |
| 1783 | break; |
| 1784 | |
| 1785 | ratectl &= ~bid; |
| 1786 | sc->runbmap &= ~bid; |
| 1787 | |
| 1788 | /* abort TSF synchronization if there is no vap running */ |
| 1789 | if (--sc->running == 0) { |
| 1790 | run_read(sc, RT2860_BCN_TIME_CFG, &tmp); |
| 1791 | run_write(sc, RT2860_BCN_TIME_CFG, |
| 1792 | tmp & ~(RT2860_BCN_TX_EN | RT2860_TSF_TIMER_EN | |
| 1793 | RT2860_TBTT_TIMER_EN)); |
| 1794 | } |
| 1795 | break; |
| 1796 | |
| 1797 | case IEEE80211_S_RUN: |
| 1798 | if (!(sc->runbmap & bid)) { |
| 1799 | if(sc->running++) |
| 1800 | restart_ratectl = 1; |
| 1801 | sc->runbmap |= bid; |
| 1802 | } |
| 1803 | |
| 1804 | m_freem(rvp->beacon_mbuf); |
| 1805 | rvp->beacon_mbuf = NULL; |
| 1806 | |
| 1807 | switch (vap->iv_opmode) { |
| 1808 | case IEEE80211_M_HOSTAP: |
| 1809 | case IEEE80211_M_MBSS: |
| 1810 | sc->ap_running |= bid; |
| 1811 | ic->ic_opmode = vap->iv_opmode; |
| 1812 | run_update_beacon_cb(vap); |
| 1813 | break; |
| 1814 | case IEEE80211_M_IBSS: |
| 1815 | sc->adhoc_running |= bid; |
| 1816 | if (!sc->ap_running) |
| 1817 | ic->ic_opmode = vap->iv_opmode; |
| 1818 | run_update_beacon_cb(vap); |
| 1819 | break; |
| 1820 | case IEEE80211_M_STA: |
| 1821 | sc->sta_running |= bid; |
| 1822 | if (!sc->ap_running && !sc->adhoc_running) |
| 1823 | ic->ic_opmode = vap->iv_opmode; |
| 1824 | |
| 1825 | /* read statistic counters (clear on read) */ |
| 1826 | run_read_region_1(sc, RT2860_TX_STA_CNT0, |
| 1827 | (uint8_t *)sta, sizeof sta); |
| 1828 | |
| 1829 | break; |
| 1830 | default: |
| 1831 | ic->ic_opmode = vap->iv_opmode; |
| 1832 | break; |
| 1833 | } |
| 1834 | |
| 1835 | if (vap->iv_opmode != IEEE80211_M_MONITOR) { |
| 1836 | struct ieee80211_node *ni; |
| 1837 | |
| 1838 | run_updateslot(ic->ic_ifp); |
| 1839 | run_enable_mrr(sc); |
| 1840 | run_set_txpreamble(sc); |
| 1841 | run_set_basicrates(sc); |
| 1842 | ni = ieee80211_ref_node(vap->iv_bss); |
| 1843 | IEEE80211_ADDR_COPY(sc->sc_bssid, ni->ni_bssid); |
| 1844 | run_set_bssid(sc, ni->ni_bssid); |
| 1845 | ieee80211_free_node(ni); |
| 1846 | run_enable_tsf_sync(sc); |
| 1847 | |
| 1848 | /* enable automatic rate adaptation */ |
| 1849 | tp = &vap->iv_txparms[ieee80211_chan2mode(ic->ic_curchan)]; |
| 1850 | if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE) |
| 1851 | ratectl |= bid; |
| 1852 | } |
| 1853 | |
| 1854 | /* turn link LED on */ |
| 1855 | run_set_leds(sc, RT2860_LED_RADIO | |
| 1856 | (IEEE80211_IS_CHAN_2GHZ(ic->ic_curchan) ? |
| 1857 | RT2860_LED_LINK_2GHZ : RT2860_LED_LINK_5GHZ)); |
| 1858 | |
| 1859 | break; |
| 1860 | default: |
| 1861 | DPRINTFN(6, "undefined case\n"); |
| 1862 | break; |
| 1863 | } |
| 1864 | |
| 1865 | /* restart amrr for running VAPs */ |
| 1866 | if ((sc->ratectl_run = ratectl) && restart_ratectl) |
| 1867 | usb_callout_reset(&sc->ratectl_ch, hz, run_ratectl_to, sc); |
| 1868 | |
| 1869 | RUN_UNLOCK(sc); |
| 1870 | IEEE80211_LOCK(ic); |
| 1871 | |
| 1872 | return(rvp->newstate(vap, nstate, arg)); |
| 1873 | } |
| 1874 | |
| 1875 | /* ARGSUSED */ |
| 1876 | static void |
| 1877 | run_wme_update_cb(void *arg) |
| 1878 | { |
| 1879 | struct ieee80211com *ic = arg; |
| 1880 | struct run_softc *sc = ic->ic_ifp->if_softc; |
| 1881 | struct ieee80211_wme_state *wmesp = &ic->ic_wme; |
| 1882 | int aci, error = 0; |
| 1883 | |
| 1884 | RUN_LOCK_ASSERT(sc, MA_OWNED); |
| 1885 | |
| 1886 | /* update MAC TX configuration registers */ |
| 1887 | for (aci = 0; aci < WME_NUM_AC; aci++) { |
| 1888 | error = run_write(sc, RT2860_EDCA_AC_CFG(aci), |
| 1889 | wmesp->wme_params[aci].wmep_logcwmax << 16 | |
| 1890 | wmesp->wme_params[aci].wmep_logcwmin << 12 | |
| 1891 | wmesp->wme_params[aci].wmep_aifsn << 8 | |
| 1892 | wmesp->wme_params[aci].wmep_txopLimit); |
| 1893 | if (error) goto err; |
| 1894 | } |
| 1895 | |
| 1896 | /* update SCH/DMA registers too */ |
| 1897 | error = run_write(sc, RT2860_WMM_AIFSN_CFG, |
| 1898 | wmesp->wme_params[WME_AC_VO].wmep_aifsn << 12 | |
| 1899 | wmesp->wme_params[WME_AC_VI].wmep_aifsn << 8 | |
| 1900 | wmesp->wme_params[WME_AC_BK].wmep_aifsn << 4 | |
| 1901 | wmesp->wme_params[WME_AC_BE].wmep_aifsn); |
| 1902 | if (error) goto err; |
| 1903 | error = run_write(sc, RT2860_WMM_CWMIN_CFG, |
| 1904 | wmesp->wme_params[WME_AC_VO].wmep_logcwmin << 12 | |
| 1905 | wmesp->wme_params[WME_AC_VI].wmep_logcwmin << 8 | |
| 1906 | wmesp->wme_params[WME_AC_BK].wmep_logcwmin << 4 | |
| 1907 | wmesp->wme_params[WME_AC_BE].wmep_logcwmin); |
| 1908 | if (error) goto err; |
| 1909 | error = run_write(sc, RT2860_WMM_CWMAX_CFG, |
| 1910 | wmesp->wme_params[WME_AC_VO].wmep_logcwmax << 12 | |
| 1911 | wmesp->wme_params[WME_AC_VI].wmep_logcwmax << 8 | |
| 1912 | wmesp->wme_params[WME_AC_BK].wmep_logcwmax << 4 | |
| 1913 | wmesp->wme_params[WME_AC_BE].wmep_logcwmax); |
| 1914 | if (error) goto err; |
| 1915 | error = run_write(sc, RT2860_WMM_TXOP0_CFG, |
| 1916 | wmesp->wme_params[WME_AC_BK].wmep_txopLimit << 16 | |
| 1917 | wmesp->wme_params[WME_AC_BE].wmep_txopLimit); |
| 1918 | if (error) goto err; |
| 1919 | error = run_write(sc, RT2860_WMM_TXOP1_CFG, |
| 1920 | wmesp->wme_params[WME_AC_VO].wmep_txopLimit << 16 | |
| 1921 | wmesp->wme_params[WME_AC_VI].wmep_txopLimit); |
| 1922 | |
| 1923 | err: |
| 1924 | if (error) |
| 1925 | DPRINTF("WME update failed\n"); |
| 1926 | |
| 1927 | return; |
| 1928 | } |
| 1929 | |
| 1930 | static int |
| 1931 | run_wme_update(struct ieee80211com *ic) |
| 1932 | { |
| 1933 | struct run_softc *sc = ic->ic_ifp->if_softc; |
| 1934 | |
| 1935 | /* sometime called wothout lock */ |
| 1936 | if (mtx_owned(&ic->ic_comlock.mtx)) { |
| 1937 | uint32_t i = RUN_CMDQ_GET(&sc->cmdq_store); |
| 1938 | DPRINTF("cmdq_store=%d\n", i); |
| 1939 | sc->cmdq[i].func = run_wme_update_cb; |
| 1940 | sc->cmdq[i].arg0 = ic; |
| 1941 | ieee80211_runtask(ic, &sc->cmdq_task); |
| 1942 | return (0); |
| 1943 | } |
| 1944 | |
| 1945 | RUN_LOCK(sc); |
| 1946 | run_wme_update_cb(ic); |
| 1947 | RUN_UNLOCK(sc); |
| 1948 | |
| 1949 | /* return whatever, upper layer desn't care anyway */ |
| 1950 | return (0); |
| 1951 | } |
| 1952 | |
| 1953 | static void |
| 1954 | run_key_update_begin(struct ieee80211vap *vap) |
| 1955 | { |
| 1956 | /* |
| 1957 | * To avoid out-of-order events, both run_key_set() and |
| 1958 | * _delete() are deferred and handled by run_cmdq_cb(). |
| 1959 | * So, there is nothing we need to do here. |
| 1960 | */ |
| 1961 | } |
| 1962 | |
| 1963 | static void |
| 1964 | run_key_update_end(struct ieee80211vap *vap) |
| 1965 | { |
| 1966 | /* null */ |
| 1967 | } |
| 1968 | |
| 1969 | static void |
| 1970 | run_key_set_cb(void *arg) |
| 1971 | { |
| 1972 | struct run_cmdq *cmdq = arg; |
| 1973 | struct ieee80211vap *vap = cmdq->arg1; |
| 1974 | struct ieee80211_key *k = cmdq->k; |
| 1975 | struct ieee80211com *ic = vap->iv_ic; |
| 1976 | struct run_softc *sc = ic->ic_ifp->if_softc; |
| 1977 | struct ieee80211_node *ni; |
| 1978 | uint32_t attr; |
| 1979 | uint16_t base, associd; |
| 1980 | uint8_t mode, wcid, iv[8]; |
| 1981 | |
| 1982 | RUN_LOCK_ASSERT(sc, MA_OWNED); |
| 1983 | |
| 1984 | if (vap->iv_opmode == IEEE80211_M_HOSTAP) |
| 1985 | ni = ieee80211_find_vap_node(&ic->ic_sta, vap, cmdq->mac); |
| 1986 | else |
| 1987 | ni = vap->iv_bss; |
| 1988 | associd = (ni != NULL) ? ni->ni_associd : 0; |
| 1989 | |
| 1990 | /* map net80211 cipher to RT2860 security mode */ |
| 1991 | switch (k->wk_cipher->ic_cipher) { |
| 1992 | case IEEE80211_CIPHER_WEP: |
| 1993 | if(k->wk_keylen < 8) |
| 1994 | mode = RT2860_MODE_WEP40; |
| 1995 | else |
| 1996 | mode = RT2860_MODE_WEP104; |
| 1997 | break; |
| 1998 | case IEEE80211_CIPHER_TKIP: |
| 1999 | mode = RT2860_MODE_TKIP; |
| 2000 | break; |
| 2001 | case IEEE80211_CIPHER_AES_CCM: |
| 2002 | mode = RT2860_MODE_AES_CCMP; |
| 2003 | break; |
| 2004 | default: |
| 2005 | DPRINTF("undefined case\n"); |
| 2006 | return; |
| 2007 | } |
| 2008 | |
| 2009 | DPRINTFN(1, "associd=%x, keyix=%d, mode=%x, type=%s, tx=%s, rx=%s\n", |
| 2010 | associd, k->wk_keyix, mode, |
| 2011 | (k->wk_flags & IEEE80211_KEY_GROUP) ? "group" : "pairwise", |
| 2012 | (k->wk_flags & IEEE80211_KEY_XMIT) ? "on" : "off", |
| 2013 | (k->wk_flags & IEEE80211_KEY_RECV) ? "on" : "off"); |
| 2014 | |
| 2015 | if (k->wk_flags & IEEE80211_KEY_GROUP) { |
| 2016 | wcid = 0; /* NB: update WCID0 for group keys */ |
| 2017 | base = RT2860_SKEY(RUN_VAP(vap)->rvp_id, k->wk_keyix); |
| 2018 | } else { |
| 2019 | wcid = RUN_AID2WCID(associd); |
| 2020 | base = RT2860_PKEY(wcid); |
| 2021 | } |
| 2022 | |
| 2023 | if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP) { |
| 2024 | if(run_write_region_1(sc, base, k->wk_key, 16)) |
| 2025 | return; |
| 2026 | if(run_write_region_1(sc, base + 16, &k->wk_key[16], 8)) /* wk_txmic */ |
| 2027 | return; |
| 2028 | if(run_write_region_1(sc, base + 24, &k->wk_key[24], 8)) /* wk_rxmic */ |
| 2029 | return; |
| 2030 | } else { |
| 2031 | /* roundup len to 16-bit: XXX fix write_region_1() instead */ |
| 2032 | if(run_write_region_1(sc, base, k->wk_key, (k->wk_keylen + 1) & ~1)) |
| 2033 | return; |
| 2034 | } |
| 2035 | |
| 2036 | if (!(k->wk_flags & IEEE80211_KEY_GROUP) || |
| 2037 | (k->wk_flags & (IEEE80211_KEY_XMIT | IEEE80211_KEY_RECV))) { |
| 2038 | /* set initial packet number in IV+EIV */ |
| 2039 | if (k->wk_cipher == IEEE80211_CIPHER_WEP) { |
| 2040 | memset(iv, 0, sizeof iv); |
| 2041 | iv[3] = vap->iv_def_txkey << 6; |
| 2042 | } else { |
| 2043 | if (k->wk_cipher->ic_cipher == IEEE80211_CIPHER_TKIP) { |
| 2044 | iv[0] = k->wk_keytsc >> 8; |
| 2045 | iv[1] = (iv[0] | 0x20) & 0x7f; |
| 2046 | iv[2] = k->wk_keytsc; |
| 2047 | } else /* CCMP */ { |
| 2048 | iv[0] = k->wk_keytsc; |
| 2049 | iv[1] = k->wk_keytsc >> 8; |
| 2050 | iv[2] = 0; |
| 2051 | } |
| 2052 | iv[3] = k->wk_keyix << 6 | IEEE80211_WEP_EXTIV; |
| 2053 | iv[4] = k->wk_keytsc >> 16; |
| 2054 | iv[5] = k->wk_keytsc >> 24; |
| 2055 | iv[6] = k->wk_keytsc >> 32; |
| 2056 | iv[7] = k->wk_keytsc >> 40; |
| 2057 | } |
| 2058 | if (run_write_region_1(sc, RT2860_IVEIV(wcid), iv, 8)) |
| 2059 | return; |
| 2060 | } |
| 2061 | |
| 2062 | if (k->wk_flags & IEEE80211_KEY_GROUP) { |
| 2063 | /* install group key */ |
| 2064 | if (run_read(sc, RT2860_SKEY_MODE_0_7, &attr)) |
| 2065 | return; |
| 2066 | attr &= ~(0xf << (k->wk_keyix * 4)); |
| 2067 | attr |= mode << (k->wk_keyix * 4); |
| 2068 | if (run_write(sc, RT2860_SKEY_MODE_0_7, attr)) |
| 2069 | return; |
| 2070 | } else { |
| 2071 | /* install pairwise key */ |
| 2072 | if (run_read(sc, RT2860_WCID_ATTR(wcid), &attr)) |
| 2073 | return; |
| 2074 | attr = (attr & ~0xf) | (mode << 1) | RT2860_RX_PKEY_EN; |
| 2075 | if (run_write(sc, RT2860_WCID_ATTR(wcid), attr)) |
| 2076 | return; |
| 2077 | } |
| 2078 | |
| 2079 | /* TODO create a pass-thru key entry? */ |
| 2080 | |
| 2081 | /* need wcid to delete the right key later */ |
| 2082 | k->wk_pad = wcid; |
| 2083 | } |
| 2084 | |
| 2085 | /* |
| 2086 | * Don't have to be deferred, but in order to keep order of |
| 2087 | * execution, i.e. with run_key_delete(), defer this and let |
| 2088 | * run_cmdq_cb() maintain the order. |
| 2089 | * |
| 2090 | * return 0 on error |
| 2091 | */ |
| 2092 | static int |
| 2093 | run_key_set(struct ieee80211vap *vap, struct ieee80211_key *k, |
| 2094 | const uint8_t mac[IEEE80211_ADDR_LEN]) |
| 2095 | { |
| 2096 | struct ieee80211com *ic = vap->iv_ic; |
| 2097 | struct run_softc *sc = ic->ic_ifp->if_softc; |
| 2098 | uint32_t i; |
| 2099 | |
| 2100 | i = RUN_CMDQ_GET(&sc->cmdq_store); |
| 2101 | DPRINTF("cmdq_store=%d\n", i); |
| 2102 | sc->cmdq[i].func = run_key_set_cb; |
| 2103 | sc->cmdq[i].arg0 = NULL; |
| 2104 | sc->cmdq[i].arg1 = vap; |
| 2105 | sc->cmdq[i].k = k; |
| 2106 | IEEE80211_ADDR_COPY(sc->cmdq[i].mac, mac); |
| 2107 | ieee80211_runtask(ic, &sc->cmdq_task); |
| 2108 | |
| 2109 | /* |
| 2110 | * To make sure key will be set when hostapd |
| 2111 | * calls iv_key_set() before if_init(). |
| 2112 | */ |
| 2113 | if (vap->iv_opmode == IEEE80211_M_HOSTAP) { |
| 2114 | RUN_LOCK(sc); |
| 2115 | sc->cmdq_key_set = RUN_CMDQ_GO; |
| 2116 | RUN_UNLOCK(sc); |
| 2117 | } |
| 2118 | |
| 2119 | return (1); |
| 2120 | } |
| 2121 | |
| 2122 | /* |
| 2123 | * If wlan is destroyed without being brought down i.e. without |
| 2124 | * wlan down or wpa_cli terminate, this function is called after |
| 2125 | * vap is gone. Don't refer it. |
| 2126 | */ |
| 2127 | static void |
| 2128 | run_key_delete_cb(void *arg) |
| 2129 | { |
| 2130 | struct run_cmdq *cmdq = arg; |
| 2131 | struct run_softc *sc = cmdq->arg1; |
| 2132 | struct ieee80211_key *k = &cmdq->key; |
| 2133 | uint32_t attr; |
| 2134 | uint8_t wcid; |
| 2135 | |
| 2136 | RUN_LOCK_ASSERT(sc, MA_OWNED); |
| 2137 | |
| 2138 | if (k->wk_flags & IEEE80211_KEY_GROUP) { |
| 2139 | /* remove group key */ |
| 2140 | DPRINTF("removing group key\n"); |
| 2141 | run_read(sc, RT2860_SKEY_MODE_0_7, &attr); |
| 2142 | attr &= ~(0xf << (k->wk_keyix * 4)); |
| 2143 | run_write(sc, RT2860_SKEY_MODE_0_7, attr); |
| 2144 | } else { |
| 2145 | /* remove pairwise key */ |
| 2146 | DPRINTF("removing key for wcid %x\n", k->wk_pad); |
| 2147 | /* matching wcid was written to wk_pad in run_key_set() */ |
| 2148 | wcid = k->wk_pad; |
| 2149 | run_read(sc, RT2860_WCID_ATTR(wcid), &attr); |
| 2150 | attr &= ~0xf; |
| 2151 | run_write(sc, RT2860_WCID_ATTR(wcid), attr); |
| 2152 | run_set_region_4(sc, RT2860_WCID_ENTRY(wcid), 0, 8); |
| 2153 | } |
| 2154 | |
| 2155 | k->wk_pad = 0; |
| 2156 | } |
| 2157 | |
| 2158 | /* |
| 2159 | * return 0 on error |
| 2160 | */ |
| 2161 | static int |
| 2162 | run_key_delete(struct ieee80211vap *vap, struct ieee80211_key *k) |
| 2163 | { |
| 2164 | struct ieee80211com *ic = vap->iv_ic; |
| 2165 | struct run_softc *sc = ic->ic_ifp->if_softc; |
| 2166 | struct ieee80211_key *k0; |
| 2167 | uint32_t i; |
| 2168 | |
| 2169 | /* |
| 2170 | * When called back, key might be gone. So, make a copy |
| 2171 | * of some values need to delete keys before deferring. |
| 2172 | * But, because of LOR with node lock, cannot use lock here. |
| 2173 | * So, use atomic instead. |
| 2174 | */ |
| 2175 | i = RUN_CMDQ_GET(&sc->cmdq_store); |
| 2176 | DPRINTF("cmdq_store=%d\n", i); |
| 2177 | sc->cmdq[i].func = run_key_delete_cb; |
| 2178 | sc->cmdq[i].arg0 = NULL; |
| 2179 | sc->cmdq[i].arg1 = sc; |
| 2180 | k0 = &sc->cmdq[i].key; |
| 2181 | k0->wk_flags = k->wk_flags; |
| 2182 | k0->wk_keyix = k->wk_keyix; |
| 2183 | /* matching wcid was written to wk_pad in run_key_set() */ |
| 2184 | k0->wk_pad = k->wk_pad; |
| 2185 | ieee80211_runtask(ic, &sc->cmdq_task); |
| 2186 | return (1); /* return fake success */ |
| 2187 | |
| 2188 | } |
| 2189 | |
| 2190 | static void |
| 2191 | run_ratectl_to(void *arg) |
| 2192 | { |
| 2193 | struct run_softc *sc = arg; |
| 2194 | |
| 2195 | /* do it in a process context, so it can go sleep */ |
| 2196 | ieee80211_runtask(sc->sc_ifp->if_l2com, &sc->ratectl_task); |
| 2197 | /* next timeout will be rescheduled in the callback task */ |
| 2198 | } |
| 2199 | |
| 2200 | /* ARGSUSED */ |
| 2201 | static void |
| 2202 | run_ratectl_cb(void *arg, int pending) |
| 2203 | { |
| 2204 | struct run_softc *sc = arg; |
| 2205 | struct ieee80211com *ic = sc->sc_ifp->if_l2com; |
| 2206 | struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); |
| 2207 | |
| 2208 | if (vap == NULL) |
| 2209 | return; |
| 2210 | |
| 2211 | if (sc->rvp_cnt <= 1 && vap->iv_opmode == IEEE80211_M_STA) |
| 2212 | run_iter_func(sc, vap->iv_bss); |
| 2213 | else { |
| 2214 | /* |
| 2215 | * run_reset_livelock() doesn't do anything with AMRR, |
| 2216 | * but Ralink wants us to call it every 1 sec. So, we |
| 2217 | * piggyback here rather than creating another callout. |
| 2218 | * Livelock may occur only in HOSTAP or IBSS mode |
| 2219 | * (when h/w is sending beacons). |
| 2220 | */ |
| 2221 | RUN_LOCK(sc); |
| 2222 | run_reset_livelock(sc); |
| 2223 | /* just in case, there are some stats to drain */ |
| 2224 | run_drain_fifo(sc); |
| 2225 | RUN_UNLOCK(sc); |
| 2226 | ieee80211_iterate_nodes(&ic->ic_sta, run_iter_func, sc); |
| 2227 | } |
| 2228 | |
| 2229 | if(sc->ratectl_run != RUN_RATECTL_OFF) |
| 2230 | usb_callout_reset(&sc->ratectl_ch, hz, run_ratectl_to, sc); |
| 2231 | } |
| 2232 | |
| 2233 | static void |
| 2234 | run_drain_fifo(void *arg) |
| 2235 | { |
| 2236 | struct run_softc *sc = arg; |
| 2237 | struct ifnet *ifp = sc->sc_ifp; |
| 2238 | uint32_t stat; |
| 2239 | uint16_t (*wstat)[3]; |
| 2240 | uint8_t wcid, mcs, pid; |
| 2241 | int8_t retry; |
| 2242 | |
| 2243 | RUN_LOCK_ASSERT(sc, MA_OWNED); |
| 2244 | |
| 2245 | for (;;) { |
| 2246 | /* drain Tx status FIFO (maxsize = 16) */ |
| 2247 | run_read(sc, RT2860_TX_STAT_FIFO, &stat); |
| 2248 | DPRINTFN(4, "tx stat 0x%08x\n", stat); |
| 2249 | if (!(stat & RT2860_TXQ_VLD)) |
| 2250 | break; |
| 2251 | |
| 2252 | wcid = (stat >> RT2860_TXQ_WCID_SHIFT) & 0xff; |
| 2253 | |
| 2254 | /* if no ACK was requested, no feedback is available */ |
| 2255 | if (!(stat & RT2860_TXQ_ACKREQ) || wcid > RT2870_WCID_MAX || |
| 2256 | wcid == 0) |
| 2257 | continue; |
| 2258 | |
| 2259 | /* |
| 2260 | * Even though each stat is Tx-complete-status like format, |
| 2261 | * the device can poll stats. Because there is no guarantee |
| 2262 | * that the referring node is still around when read the stats. |
| 2263 | * So that, if we use ieee80211_ratectl_tx_update(), we will |
| 2264 | * have hard time not to refer already freed node. |
| 2265 | * |
| 2266 | * To eliminate such page faults, we poll stats in softc. |
| 2267 | * Then, update the rates later with ieee80211_ratectl_tx_update(). |
| 2268 | */ |
| 2269 | wstat = &(sc->wcid_stats[wcid]); |
| 2270 | (*wstat)[RUN_TXCNT]++; |
| 2271 | if (stat & RT2860_TXQ_OK) |
| 2272 | (*wstat)[RUN_SUCCESS]++; |
| 2273 | else |
| 2274 | ifp->if_oerrors++; |
| 2275 | /* |
| 2276 | * Check if there were retries, ie if the Tx success rate is |
| 2277 | * different from the requested rate. Note that it works only |
| 2278 | * because we do not allow rate fallback from OFDM to CCK. |
| 2279 | */ |
| 2280 | mcs = (stat >> RT2860_TXQ_MCS_SHIFT) & 0x7f; |
| 2281 | pid = (stat >> RT2860_TXQ_PID_SHIFT) & 0xf; |
| 2282 | if ((retry = pid -1 - mcs) > 0) { |
| 2283 | (*wstat)[RUN_TXCNT] += retry; |
| 2284 | (*wstat)[RUN_RETRY] += retry; |
| 2285 | } |
| 2286 | } |
| 2287 | DPRINTFN(3, "count=%d\n", sc->fifo_cnt); |
| 2288 | |
| 2289 | sc->fifo_cnt = 0; |
| 2290 | } |
| 2291 | |
| 2292 | static void |
| 2293 | run_iter_func(void *arg, struct ieee80211_node *ni) |
| 2294 | { |
| 2295 | struct run_softc *sc = arg; |
| 2296 | struct ieee80211vap *vap = ni->ni_vap; |
| 2297 | struct ieee80211com *ic = ni->ni_ic; |
| 2298 | struct ifnet *ifp = ic->ic_ifp; |
| 2299 | struct run_node *rn = (void *)ni; |
| 2300 | union run_stats sta[2]; |
| 2301 | uint16_t (*wstat)[3]; |
| 2302 | int txcnt, success, retrycnt, error; |
| 2303 | |
| 2304 | RUN_LOCK(sc); |
| 2305 | |
| 2306 | if (sc->rvp_cnt <= 1 && (vap->iv_opmode == IEEE80211_M_IBSS || |
| 2307 | vap->iv_opmode == IEEE80211_M_STA)) { |
| 2308 | /* read statistic counters (clear on read) and update AMRR state */ |
| 2309 | error = run_read_region_1(sc, RT2860_TX_STA_CNT0, (uint8_t *)sta, |
| 2310 | sizeof sta); |
| 2311 | if (error != 0) |
| 2312 | goto fail; |
| 2313 | |
| 2314 | /* count failed TX as errors */ |
| 2315 | ifp->if_oerrors += le16toh(sta[0].error.fail); |
| 2316 | |
| 2317 | retrycnt = le16toh(sta[1].tx.retry); |
| 2318 | success = le16toh(sta[1].tx.success); |
| 2319 | txcnt = retrycnt + success + le16toh(sta[0].error.fail); |
| 2320 | |
| 2321 | DPRINTFN(3, "retrycnt=%d success=%d failcnt=%d\n", |
| 2322 | retrycnt, success, le16toh(sta[0].error.fail)); |
| 2323 | } else { |
| 2324 | wstat = &(sc->wcid_stats[RUN_AID2WCID(ni->ni_associd)]); |
| 2325 | |
| 2326 | if (wstat == &(sc->wcid_stats[0]) || |
| 2327 | wstat > &(sc->wcid_stats[RT2870_WCID_MAX])) |
| 2328 | goto fail; |
| 2329 | |
| 2330 | txcnt = (*wstat)[RUN_TXCNT]; |
| 2331 | success = (*wstat)[RUN_SUCCESS]; |
| 2332 | retrycnt = (*wstat)[RUN_RETRY]; |
| 2333 | DPRINTFN(3, "retrycnt=%d txcnt=%d success=%d\n", |
| 2334 | retrycnt, txcnt, success); |
| 2335 | |
| 2336 | memset(wstat, 0, sizeof(*wstat)); |
| 2337 | } |
| 2338 | |
| 2339 | ieee80211_ratectl_tx_update(vap, ni, &txcnt, &success, &retrycnt); |
| 2340 | rn->amrr_ridx = ieee80211_ratectl_rate(ni, NULL, 0); |
| 2341 | |
| 2342 | fail: |
| 2343 | RUN_UNLOCK(sc); |
| 2344 | |
| 2345 | DPRINTFN(3, "ridx=%d\n", rn->amrr_ridx); |
| 2346 | } |
| 2347 | |
| 2348 | static void |
| 2349 | run_newassoc_cb(void *arg) |
| 2350 | { |
| 2351 | struct run_cmdq *cmdq = arg; |
| 2352 | struct ieee80211_node *ni = cmdq->arg1; |
| 2353 | struct run_softc *sc = ni->ni_vap->iv_ic->ic_ifp->if_softc; |
| 2354 | uint8_t wcid = cmdq->wcid; |
| 2355 | |
| 2356 | RUN_LOCK_ASSERT(sc, MA_OWNED); |
| 2357 | |
| 2358 | run_write_region_1(sc, RT2860_WCID_ENTRY(wcid), |
| 2359 | ni->ni_macaddr, IEEE80211_ADDR_LEN); |
| 2360 | |
| 2361 | memset(&(sc->wcid_stats[wcid]), 0, sizeof(sc->wcid_stats[wcid])); |
| 2362 | } |
| 2363 | |
| 2364 | static void |
| 2365 | run_newassoc(struct ieee80211_node *ni, int isnew) |
| 2366 | { |
| 2367 | struct run_node *rn = (void *)ni; |
| 2368 | struct ieee80211_rateset *rs = &ni->ni_rates; |
| 2369 | struct ieee80211vap *vap = ni->ni_vap; |
| 2370 | struct ieee80211com *ic = vap->iv_ic; |
| 2371 | struct run_softc *sc = ic->ic_ifp->if_softc; |
| 2372 | uint8_t rate; |
| 2373 | uint8_t ridx; |
| 2374 | uint8_t wcid = RUN_AID2WCID(ni->ni_associd); |
| 2375 | int i, j; |
| 2376 | |
| 2377 | if (wcid > RT2870_WCID_MAX) { |
| 2378 | device_printf(sc->sc_dev, "wcid=%d out of range\n", wcid); |
| 2379 | return; |
| 2380 | } |
| 2381 | |
| 2382 | /* only interested in true associations */ |
| 2383 | if (isnew && ni->ni_associd != 0) { |
| 2384 | |
| 2385 | /* |
| 2386 | * This function could is called though timeout function. |
| 2387 | * Need to defer. |
| 2388 | */ |
| 2389 | uint32_t cnt = RUN_CMDQ_GET(&sc->cmdq_store); |
| 2390 | DPRINTF("cmdq_store=%d\n", cnt); |
| 2391 | sc->cmdq[cnt].func = run_newassoc_cb; |
| 2392 | sc->cmdq[cnt].arg0 = NULL; |
| 2393 | sc->cmdq[cnt].arg1 = ni; |
| 2394 | sc->cmdq[cnt].wcid = wcid; |
| 2395 | ieee80211_runtask(ic, &sc->cmdq_task); |
| 2396 | } |
| 2397 | |
| 2398 | DPRINTF("new assoc isnew=%d associd=%x addr=%s\n", |
| 2399 | isnew, ni->ni_associd, ether_sprintf(ni->ni_macaddr)); |
| 2400 | |
| 2401 | for (i = 0; i < rs->rs_nrates; i++) { |
| 2402 | rate = rs->rs_rates[i] & IEEE80211_RATE_VAL; |
| 2403 | /* convert 802.11 rate to hardware rate index */ |
| 2404 | for (ridx = 0; ridx < RT2860_RIDX_MAX; ridx++) |
| 2405 | if (rt2860_rates[ridx].rate == rate) |
| 2406 | break; |
| 2407 | rn->ridx[i] = ridx; |
| 2408 | /* determine rate of control response frames */ |
| 2409 | for (j = i; j >= 0; j--) { |
| 2410 | if ((rs->rs_rates[j] & IEEE80211_RATE_BASIC) && |
| 2411 | rt2860_rates[rn->ridx[i]].phy == |
| 2412 | rt2860_rates[rn->ridx[j]].phy) |
| 2413 | break; |
| 2414 | } |
| 2415 | if (j >= 0) { |
| 2416 | rn->ctl_ridx[i] = rn->ridx[j]; |
| 2417 | } else { |
| 2418 | /* no basic rate found, use mandatory one */ |
| 2419 | rn->ctl_ridx[i] = rt2860_rates[ridx].ctl_ridx; |
| 2420 | } |
| 2421 | DPRINTF("rate=0x%02x ridx=%d ctl_ridx=%d\n", |
| 2422 | rs->rs_rates[i], rn->ridx[i], rn->ctl_ridx[i]); |
| 2423 | } |
| 2424 | rate = vap->iv_txparms[ieee80211_chan2mode(ic->ic_curchan)].mgmtrate; |
| 2425 | for (ridx = 0; ridx < RT2860_RIDX_MAX; ridx++) |
| 2426 | if (rt2860_rates[ridx].rate == rate) |
| 2427 | break; |
| 2428 | rn->mgt_ridx = ridx; |
| 2429 | DPRINTF("rate=%d, mgmt_ridx=%d\n", rate, rn->mgt_ridx); |
| 2430 | |
| 2431 | usb_callout_reset(&sc->ratectl_ch, hz, run_ratectl_to, sc); |
| 2432 | } |
| 2433 | |
| 2434 | /* |
| 2435 | * Return the Rx chain with the highest RSSI for a given frame. |
| 2436 | */ |
| 2437 | static __inline uint8_t |
| 2438 | run_maxrssi_chain(struct run_softc *sc, const struct rt2860_rxwi *rxwi) |
| 2439 | { |
| 2440 | uint8_t rxchain = 0; |
| 2441 | |
| 2442 | if (sc->nrxchains > 1) { |
| 2443 | if (rxwi->rssi[1] > rxwi->rssi[rxchain]) |
| 2444 | rxchain = 1; |
| 2445 | if (sc->nrxchains > 2) |
| 2446 | if (rxwi->rssi[2] > rxwi->rssi[rxchain]) |
| 2447 | rxchain = 2; |
| 2448 | } |
| 2449 | return (rxchain); |
| 2450 | } |
| 2451 | |
| 2452 | static void |
| 2453 | run_rx_frame(struct run_softc *sc, struct mbuf *m, uint32_t dmalen) |
| 2454 | { |
| 2455 | struct ifnet *ifp = sc->sc_ifp; |
| 2456 | struct ieee80211com *ic = ifp->if_l2com; |
| 2457 | struct ieee80211_frame *wh; |
| 2458 | struct ieee80211_node *ni; |
| 2459 | struct rt2870_rxd *rxd; |
| 2460 | struct rt2860_rxwi *rxwi; |
| 2461 | uint32_t flags; |
| 2462 | uint16_t len, phy; |
| 2463 | uint8_t ant, rssi; |
| 2464 | int8_t nf; |
| 2465 | |
| 2466 | rxwi = mtod(m, struct rt2860_rxwi *); |
| 2467 | len = le16toh(rxwi->len) & 0xfff; |
| 2468 | if (__predict_false(len > dmalen)) { |
| 2469 | m_freem(m); |
| 2470 | ifp->if_ierrors++; |
| 2471 | DPRINTF("bad RXWI length %u > %u\n", len, dmalen); |
| 2472 | return; |
| 2473 | } |
| 2474 | /* Rx descriptor is located at the end */ |
| 2475 | rxd = (struct rt2870_rxd *)(mtod(m, caddr_t) + dmalen); |
| 2476 | flags = le32toh(rxd->flags); |
| 2477 | |
| 2478 | if (__predict_false(flags & (RT2860_RX_CRCERR | RT2860_RX_ICVERR))) { |
| 2479 | m_freem(m); |
| 2480 | ifp->if_ierrors++; |
| 2481 | DPRINTF("%s error.\n", (flags & RT2860_RX_CRCERR)?"CRC":"ICV"); |
| 2482 | return; |
| 2483 | } |
| 2484 | |
| 2485 | m->m_data += sizeof(struct rt2860_rxwi); |
| 2486 | m->m_pkthdr.len = m->m_len -= sizeof(struct rt2860_rxwi); |
| 2487 | |
| 2488 | wh = mtod(m, struct ieee80211_frame *); |
| 2489 | |
| 2490 | if (wh->i_fc[1] & IEEE80211_FC1_WEP) { |
| 2491 | wh->i_fc[1] &= ~IEEE80211_FC1_WEP; |
| 2492 | m->m_flags |= M_WEP; |
| 2493 | } |
| 2494 | |
| 2495 | if (flags & RT2860_RX_L2PAD) { |
| 2496 | DPRINTFN(8, "received RT2860_RX_L2PAD frame\n"); |
| 2497 | len += 2; |
| 2498 | } |
| 2499 | |
| 2500 | ni = ieee80211_find_rxnode(ic, |
| 2501 | mtod(m, struct ieee80211_frame_min *)); |
| 2502 | |
| 2503 | if (__predict_false(flags & RT2860_RX_MICERR)) { |
| 2504 | /* report MIC failures to net80211 for TKIP */ |
| 2505 | if (ni != NULL) |
| 2506 | ieee80211_notify_michael_failure(ni->ni_vap, wh, rxwi->keyidx); |
| 2507 | m_freem(m); |
| 2508 | ifp->if_ierrors++; |
| 2509 | DPRINTF("MIC error. Someone is lying.\n"); |
| 2510 | return; |
| 2511 | } |
| 2512 | |
| 2513 | ant = run_maxrssi_chain(sc, rxwi); |
| 2514 | rssi = rxwi->rssi[ant]; |
| 2515 | nf = run_rssi2dbm(sc, rssi, ant); |
| 2516 | |
| 2517 | m->m_pkthdr.rcvif = ifp; |
| 2518 | m->m_pkthdr.len = m->m_len = len; |
| 2519 | |
| 2520 | if (ni != NULL) { |
| 2521 | (void)ieee80211_input(ni, m, rssi, nf); |
| 2522 | ieee80211_free_node(ni); |
| 2523 | } else { |
| 2524 | (void)ieee80211_input_all(ic, m, rssi, nf); |
| 2525 | } |
| 2526 | |
| 2527 | if (__predict_false(ieee80211_radiotap_active(ic))) { |
| 2528 | struct run_rx_radiotap_header *tap = &sc->sc_rxtap; |
| 2529 | |
| 2530 | tap->wr_flags = 0; |
| 2531 | tap->wr_chan_freq = htole16(ic->ic_bsschan->ic_freq); |
| 2532 | tap->wr_chan_flags = htole16(ic->ic_bsschan->ic_flags); |
| 2533 | tap->wr_antsignal = rssi; |
| 2534 | tap->wr_antenna = ant; |
| 2535 | tap->wr_dbm_antsignal = run_rssi2dbm(sc, rssi, ant); |
| 2536 | tap->wr_rate = 2; /* in case it can't be found below */ |
| 2537 | phy = le16toh(rxwi->phy); |
| 2538 | switch (phy & RT2860_PHY_MODE) { |
| 2539 | case RT2860_PHY_CCK: |
| 2540 | switch ((phy & RT2860_PHY_MCS) & ~RT2860_PHY_SHPRE) { |
| 2541 | case 0: tap->wr_rate = 2; break; |
| 2542 | case 1: tap->wr_rate = 4; break; |
| 2543 | case 2: tap->wr_rate = 11; break; |
| 2544 | case 3: tap->wr_rate = 22; break; |
| 2545 | } |
| 2546 | if (phy & RT2860_PHY_SHPRE) |
| 2547 | tap->wr_flags |= IEEE80211_RADIOTAP_F_SHORTPRE; |
| 2548 | break; |
| 2549 | case RT2860_PHY_OFDM: |
| 2550 | switch (phy & RT2860_PHY_MCS) { |
| 2551 | case 0: tap->wr_rate = 12; break; |
| 2552 | case 1: tap->wr_rate = 18; break; |
| 2553 | case 2: tap->wr_rate = 24; break; |
| 2554 | case 3: tap->wr_rate = 36; break; |
| 2555 | case 4: tap->wr_rate = 48; break; |
| 2556 | case 5: tap->wr_rate = 72; break; |
| 2557 | case 6: tap->wr_rate = 96; break; |
| 2558 | case 7: tap->wr_rate = 108; break; |
| 2559 | } |
| 2560 | break; |
| 2561 | } |
| 2562 | } |
| 2563 | } |
| 2564 | |
| 2565 | static void |
| 2566 | run_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error) |
| 2567 | { |
| 2568 | struct run_softc *sc = usbd_xfer_softc(xfer); |
| 2569 | struct ifnet *ifp = sc->sc_ifp; |
| 2570 | struct mbuf *m = NULL; |
| 2571 | struct mbuf *m0; |
| 2572 | uint32_t dmalen; |
| 2573 | int xferlen; |
| 2574 | |
| 2575 | usbd_xfer_status(xfer, &xferlen, NULL, NULL, NULL); |
| 2576 | |
| 2577 | switch (USB_GET_STATE(xfer)) { |
| 2578 | case USB_ST_TRANSFERRED: |
| 2579 | |
| 2580 | DPRINTFN(15, "rx done, actlen=%d\n", xferlen); |
| 2581 | |
| 2582 | if (xferlen < sizeof (uint32_t) + |
| 2583 | sizeof (struct rt2860_rxwi) + sizeof (struct rt2870_rxd)) { |
| 2584 | DPRINTF("xfer too short %d\n", xferlen); |
| 2585 | goto tr_setup; |
| 2586 | } |
| 2587 | |
| 2588 | m = sc->rx_m; |
| 2589 | sc->rx_m = NULL; |
| 2590 | |
| 2591 | /* FALLTHROUGH */ |
| 2592 | case USB_ST_SETUP: |
| 2593 | tr_setup: |
| 2594 | if (sc->rx_m == NULL) { |
| 2595 | sc->rx_m = m_getjcl(M_DONTWAIT, MT_DATA, M_PKTHDR, |
| 2596 | MJUMPAGESIZE /* xfer can be bigger than MCLBYTES */); |
| 2597 | } |
| 2598 | if (sc->rx_m == NULL) { |
| 2599 | DPRINTF("could not allocate mbuf - idle with stall\n"); |
| 2600 | ifp->if_ierrors++; |
| 2601 | usbd_xfer_set_stall(xfer); |
| 2602 | usbd_xfer_set_frames(xfer, 0); |
| 2603 | } else { |
| 2604 | /* |
| 2605 | * Directly loading a mbuf cluster into DMA to |
| 2606 | * save some data copying. This works because |
| 2607 | * there is only one cluster. |
| 2608 | */ |
| 2609 | usbd_xfer_set_frame_data(xfer, 0, |
| 2610 | mtod(sc->rx_m, caddr_t), RUN_MAX_RXSZ); |
| 2611 | usbd_xfer_set_frames(xfer, 1); |
| 2612 | } |
| 2613 | usbd_transfer_submit(xfer); |
| 2614 | break; |
| 2615 | |
| 2616 | default: /* Error */ |
| 2617 | if (error != USB_ERR_CANCELLED) { |
| 2618 | /* try to clear stall first */ |
| 2619 | usbd_xfer_set_stall(xfer); |
| 2620 | |
| 2621 | if (error == USB_ERR_TIMEOUT) |
| 2622 | device_printf(sc->sc_dev, "device timeout\n"); |
| 2623 | |
| 2624 | ifp->if_ierrors++; |
| 2625 | |
| 2626 | goto tr_setup; |
| 2627 | } |
| 2628 | if (sc->rx_m != NULL) { |
| 2629 | m_freem(sc->rx_m); |
| 2630 | sc->rx_m = NULL; |
| 2631 | } |
| 2632 | break; |
| 2633 | } |
| 2634 | |
| 2635 | if (m == NULL) |
| 2636 | return; |
| 2637 | |
| 2638 | /* inputting all the frames must be last */ |
| 2639 | |
| 2640 | RUN_UNLOCK(sc); |
| 2641 | |
| 2642 | m->m_pkthdr.len = m->m_len = xferlen; |
| 2643 | |
| 2644 | /* HW can aggregate multiple 802.11 frames in a single USB xfer */ |
| 2645 | for(;;) { |
| 2646 | dmalen = le32toh(*mtod(m, uint32_t *)) & 0xffff; |
| 2647 | |
| 2648 | if ((dmalen == 0) || ((dmalen & 3) != 0)) { |
| 2649 | DPRINTF("bad DMA length %u\n", dmalen); |
| 2650 | break; |
| 2651 | } |
| 2652 | if ((dmalen + 8) > xferlen) { |
| 2653 | DPRINTF("bad DMA length %u > %d\n", |
| 2654 | dmalen + 8, xferlen); |
| 2655 | break; |
| 2656 | } |
| 2657 | |
| 2658 | /* If it is the last one or a single frame, we won't copy. */ |
| 2659 | if ((xferlen -= dmalen + 8) <= 8) { |
| 2660 | /* trim 32-bit DMA-len header */ |
| 2661 | m->m_data += 4; |
| 2662 | m->m_pkthdr.len = m->m_len -= 4; |
| 2663 | run_rx_frame(sc, m, dmalen); |
| 2664 | break; |
| 2665 | } |
| 2666 | |
| 2667 | /* copy aggregated frames to another mbuf */ |
| 2668 | m0 = m_getcl(M_DONTWAIT, MT_DATA, M_PKTHDR); |
| 2669 | if (__predict_false(m0 == NULL)) { |
| 2670 | DPRINTF("could not allocate mbuf\n"); |
| 2671 | ifp->if_ierrors++; |
| 2672 | break; |
| 2673 | } |
| 2674 | m_copydata(m, 4 /* skip 32-bit DMA-len header */, |
| 2675 | dmalen + sizeof(struct rt2870_rxd), mtod(m0, caddr_t)); |
| 2676 | m0->m_pkthdr.len = m0->m_len = |
| 2677 | dmalen + sizeof(struct rt2870_rxd); |
| 2678 | run_rx_frame(sc, m0, dmalen); |
| 2679 | |
| 2680 | /* update data ptr */ |
| 2681 | m->m_data += dmalen + 8; |
| 2682 | m->m_pkthdr.len = m->m_len -= dmalen + 8; |
| 2683 | } |
| 2684 | |
| 2685 | RUN_LOCK(sc); |
| 2686 | } |
| 2687 | |
| 2688 | static void |
| 2689 | run_tx_free(struct run_endpoint_queue *pq, |
| 2690 | struct run_tx_data *data, int txerr) |
| 2691 | { |
| 2692 | if (data->m != NULL) { |
| 2693 | if (data->m->m_flags & M_TXCB) |
| 2694 | ieee80211_process_callback(data->ni, data->m, |
| 2695 | txerr ? ETIMEDOUT : 0); |
| 2696 | m_freem(data->m); |
| 2697 | data->m = NULL; |
| 2698 | |
| 2699 | if (data->ni == NULL) { |
| 2700 | DPRINTF("no node\n"); |
| 2701 | } else { |
| 2702 | ieee80211_free_node(data->ni); |
| 2703 | data->ni = NULL; |
| 2704 | } |
| 2705 | } |
| 2706 | |
| 2707 | STAILQ_INSERT_TAIL(&pq->tx_fh, data, next); |
| 2708 | pq->tx_nfree++; |
| 2709 | } |
| 2710 | |
| 2711 | static void |
| 2712 | run_bulk_tx_callbackN(struct usb_xfer *xfer, usb_error_t error, unsigned int index) |
| 2713 | { |
| 2714 | struct run_softc *sc = usbd_xfer_softc(xfer); |
| 2715 | struct ifnet *ifp = sc->sc_ifp; |
| 2716 | struct ieee80211com *ic = ifp->if_l2com; |
| 2717 | struct run_tx_data *data; |
| 2718 | struct ieee80211vap *vap = NULL; |
| 2719 | struct usb_page_cache *pc; |
| 2720 | struct run_endpoint_queue *pq = &sc->sc_epq[index]; |
| 2721 | struct mbuf *m; |
| 2722 | usb_frlength_t size; |
| 2723 | int actlen; |
| 2724 | int sumlen; |
| 2725 | |
| 2726 | usbd_xfer_status(xfer, &actlen, &sumlen, NULL, NULL); |
| 2727 | |
| 2728 | switch (USB_GET_STATE(xfer)) { |
| 2729 | case USB_ST_TRANSFERRED: |
| 2730 | DPRINTFN(11, "transfer complete: %d " |
| 2731 | "bytes @ index %d\n", actlen, index); |
| 2732 | |
| 2733 | data = usbd_xfer_get_priv(xfer); |
| 2734 | |
| 2735 | run_tx_free(pq, data, 0); |
| 2736 | ifp->if_drv_flags &= ~IFF_DRV_OACTIVE; |
| 2737 | |
| 2738 | usbd_xfer_set_priv(xfer, NULL); |
| 2739 | |
| 2740 | ifp->if_opackets++; |
| 2741 | |
| 2742 | /* FALLTHROUGH */ |
| 2743 | case USB_ST_SETUP: |
| 2744 | tr_setup: |
| 2745 | data = STAILQ_FIRST(&pq->tx_qh); |
| 2746 | if (data == NULL) |
| 2747 | break; |
| 2748 | |
| 2749 | STAILQ_REMOVE_HEAD(&pq->tx_qh, next); |
| 2750 | |
| 2751 | m = data->m; |
| 2752 | if ((m->m_pkthdr.len + |
| 2753 | sizeof(data->desc) + 3 + 8) > RUN_MAX_TXSZ) { |
| 2754 | DPRINTF("data overflow, %u bytes\n", |
| 2755 | m->m_pkthdr.len); |
| 2756 | |
| 2757 | ifp->if_oerrors++; |
| 2758 | |
| 2759 | run_tx_free(pq, data, 1); |
| 2760 | |
| 2761 | goto tr_setup; |
| 2762 | } |
| 2763 | |
| 2764 | pc = usbd_xfer_get_frame(xfer, 0); |
| 2765 | size = sizeof(data->desc); |
| 2766 | usbd_copy_in(pc, 0, &data->desc, size); |
| 2767 | usbd_m_copy_in(pc, size, m, 0, m->m_pkthdr.len); |
| 2768 | size += m->m_pkthdr.len; |
| 2769 | /* |
| 2770 | * Align end on a 4-byte boundary, pad 8 bytes (CRC + |
| 2771 | * 4-byte padding), and be sure to zero those trailing |
| 2772 | * bytes: |
| 2773 | */ |
| 2774 | usbd_frame_zero(pc, size, ((-size) & 3) + 8); |
| 2775 | size += ((-size) & 3) + 8; |
| 2776 | |
| 2777 | vap = data->ni->ni_vap; |
| 2778 | if (ieee80211_radiotap_active_vap(vap)) { |
| 2779 | struct run_tx_radiotap_header *tap = &sc->sc_txtap; |
| 2780 | struct rt2860_txwi *txwi = |
| 2781 | (struct rt2860_txwi *)(&data->desc + sizeof(struct rt2870_txd)); |
| 2782 | |
| 2783 | tap->wt_flags = 0; |
| 2784 | tap->wt_rate = rt2860_rates[data->ridx].rate; |
| 2785 | tap->wt_chan_freq = htole16(vap->iv_bss->ni_chan->ic_freq); |
| 2786 | tap->wt_chan_flags = htole16(vap->iv_bss->ni_chan->ic_flags); |
| 2787 | tap->wt_hwqueue = index; |
| 2788 | if (le16toh(txwi->phy) & RT2860_PHY_SHPRE) |
| 2789 | tap->wt_flags |= IEEE80211_RADIOTAP_F_SHORTPRE; |
| 2790 | |
| 2791 | ieee80211_radiotap_tx(vap, m); |
| 2792 | } |
| 2793 | |
| 2794 | DPRINTFN(11, "sending frame len=%u/%u @ index %d\n", |
| 2795 | m->m_pkthdr.len, size, index); |
| 2796 | |
| 2797 | usbd_xfer_set_frame_len(xfer, 0, size); |
| 2798 | usbd_xfer_set_priv(xfer, data); |
| 2799 | |
| 2800 | usbd_transfer_submit(xfer); |
| 2801 | |
| 2802 | RUN_UNLOCK(sc); |
| 2803 | run_start(ifp); |
| 2804 | RUN_LOCK(sc); |
| 2805 | |
| 2806 | break; |
| 2807 | |
| 2808 | default: |
| 2809 | DPRINTF("USB transfer error, %s\n", |
| 2810 | usbd_errstr(error)); |
| 2811 | |
| 2812 | data = usbd_xfer_get_priv(xfer); |
| 2813 | |
| 2814 | ifp->if_oerrors++; |
| 2815 | |
| 2816 | if (data != NULL) { |
| 2817 | if(data->ni != NULL) |
| 2818 | vap = data->ni->ni_vap; |
| 2819 | run_tx_free(pq, data, error); |
| 2820 | usbd_xfer_set_priv(xfer, NULL); |
| 2821 | } |
| 2822 | if (vap == NULL) |
| 2823 | vap = TAILQ_FIRST(&ic->ic_vaps); |
| 2824 | |
| 2825 | if (error != USB_ERR_CANCELLED) { |
| 2826 | if (error == USB_ERR_TIMEOUT) { |
| 2827 | device_printf(sc->sc_dev, "device timeout\n"); |
| 2828 | uint32_t i = RUN_CMDQ_GET(&sc->cmdq_store); |
| 2829 | DPRINTF("cmdq_store=%d\n", i); |
| 2830 | sc->cmdq[i].func = run_usb_timeout_cb; |
| 2831 | sc->cmdq[i].arg0 = vap; |
| 2832 | ieee80211_runtask(ic, &sc->cmdq_task); |
| 2833 | } |
| 2834 | |
| 2835 | /* |
| 2836 | * Try to clear stall first, also if other |
| 2837 | * errors occur, hence clearing stall |
| 2838 | * introduces a 50 ms delay: |
| 2839 | */ |
| 2840 | usbd_xfer_set_stall(xfer); |
| 2841 | goto tr_setup; |
| 2842 | } |
| 2843 | break; |
| 2844 | } |
| 2845 | } |
| 2846 | |
| 2847 | static void |
| 2848 | run_bulk_tx_callback0(struct usb_xfer *xfer, usb_error_t error) |
| 2849 | { |
| 2850 | run_bulk_tx_callbackN(xfer, error, 0); |
| 2851 | } |
| 2852 | |
| 2853 | static void |
| 2854 | run_bulk_tx_callback1(struct usb_xfer *xfer, usb_error_t error) |
| 2855 | { |
| 2856 | run_bulk_tx_callbackN(xfer, error, 1); |
| 2857 | } |
| 2858 | |
| 2859 | static void |
| 2860 | run_bulk_tx_callback2(struct usb_xfer *xfer, usb_error_t error) |
| 2861 | { |
| 2862 | run_bulk_tx_callbackN(xfer, error, 2); |
| 2863 | } |
| 2864 | |
| 2865 | static void |
| 2866 | run_bulk_tx_callback3(struct usb_xfer *xfer, usb_error_t error) |
| 2867 | { |
| 2868 | run_bulk_tx_callbackN(xfer, error, 3); |
| 2869 | } |
| 2870 | |
| 2871 | static void |
| 2872 | run_bulk_tx_callback4(struct usb_xfer *xfer, usb_error_t error) |
| 2873 | { |
| 2874 | run_bulk_tx_callbackN(xfer, error, 4); |
| 2875 | } |
| 2876 | |
| 2877 | static void |
| 2878 | run_bulk_tx_callback5(struct usb_xfer *xfer, usb_error_t error) |
| 2879 | { |
| 2880 | run_bulk_tx_callbackN(xfer, error, 5); |
| 2881 | } |
| 2882 | |
| 2883 | static void |
| 2884 | run_set_tx_desc(struct run_softc *sc, struct run_tx_data *data) |
| 2885 | { |
| 2886 | struct mbuf *m = data->m; |
| 2887 | struct ieee80211com *ic = sc->sc_ifp->if_l2com; |
| 2888 | struct ieee80211vap *vap = data->ni->ni_vap; |
| 2889 | struct ieee80211_frame *wh; |
| 2890 | struct rt2870_txd *txd; |
| 2891 | struct rt2860_txwi *txwi; |
| 2892 | uint16_t xferlen; |
| 2893 | uint16_t mcs; |
| 2894 | uint8_t ridx = data->ridx; |
| 2895 | uint8_t pad; |
| 2896 | |
| 2897 | /* get MCS code from rate index */ |
| 2898 | mcs = rt2860_rates[ridx].mcs; |
| 2899 | |
| 2900 | xferlen = sizeof(*txwi) + m->m_pkthdr.len; |
| 2901 | |
| 2902 | /* roundup to 32-bit alignment */ |
| 2903 | xferlen = (xferlen + 3) & ~3; |
| 2904 | |
| 2905 | txd = (struct rt2870_txd *)&data->desc; |
| 2906 | txd->len = htole16(xferlen); |
| 2907 | |
| 2908 | wh = mtod(m, struct ieee80211_frame *); |
| 2909 | |
| 2910 | /* |
| 2911 | * Ether both are true or both are false, the header |
| 2912 | * are nicely aligned to 32-bit. So, no L2 padding. |
| 2913 | */ |
| 2914 | if(IEEE80211_HAS_ADDR4(wh) == IEEE80211_QOS_HAS_SEQ(wh)) |
| 2915 | pad = 0; |
| 2916 | else |
| 2917 | pad = 2; |
| 2918 | |
| 2919 | /* setup TX Wireless Information */ |
| 2920 | txwi = (struct rt2860_txwi *)(txd + 1); |
| 2921 | txwi->len = htole16(m->m_pkthdr.len - pad); |
| 2922 | if (rt2860_rates[ridx].phy == IEEE80211_T_DS) { |
| 2923 | txwi->phy = htole16(RT2860_PHY_CCK); |
| 2924 | if (ridx != RT2860_RIDX_CCK1 && |
| 2925 | (ic->ic_flags & IEEE80211_F_SHPREAMBLE)) |
| 2926 | mcs |= RT2860_PHY_SHPRE; |
| 2927 | } else |
| 2928 | txwi->phy = htole16(RT2860_PHY_OFDM); |
| 2929 | txwi->phy |= htole16(mcs); |
| 2930 | |
| 2931 | /* check if RTS/CTS or CTS-to-self protection is required */ |
| 2932 | if (!IEEE80211_IS_MULTICAST(wh->i_addr1) && |
| 2933 | (m->m_pkthdr.len + IEEE80211_CRC_LEN > vap->iv_rtsthreshold || |
| 2934 | ((ic->ic_flags & IEEE80211_F_USEPROT) && |
| 2935 | rt2860_rates[ridx].phy == IEEE80211_T_OFDM))) |
| 2936 | txwi->txop |= RT2860_TX_TXOP_HT; |
| 2937 | else |
| 2938 | txwi->txop |= RT2860_TX_TXOP_BACKOFF; |
| 2939 | |
| 2940 | if (vap->iv_opmode != IEEE80211_M_STA && !IEEE80211_QOS_HAS_SEQ(wh)) |
| 2941 | txwi->xflags |= RT2860_TX_NSEQ; |
| 2942 | } |
| 2943 | |
| 2944 | /* This function must be called locked */ |
| 2945 | static int |
| 2946 | run_tx(struct run_softc *sc, struct mbuf *m, struct ieee80211_node *ni) |
| 2947 | { |
| 2948 | struct ieee80211com *ic = sc->sc_ifp->if_l2com; |
| 2949 | struct ieee80211vap *vap = ni->ni_vap; |
| 2950 | struct ieee80211_frame *wh; |
| 2951 | struct ieee80211_channel *chan; |
| 2952 | const struct ieee80211_txparam *tp; |
| 2953 | struct run_node *rn = (void *)ni; |
| 2954 | struct run_tx_data *data; |
| 2955 | struct rt2870_txd *txd; |
| 2956 | struct rt2860_txwi *txwi; |
| 2957 | uint16_t qos; |
| 2958 | uint16_t dur; |
| 2959 | uint16_t qid; |
| 2960 | uint8_t type; |
| 2961 | uint8_t tid; |
| 2962 | uint8_t ridx; |
| 2963 | uint8_t ctl_ridx; |
| 2964 | uint8_t qflags; |
| 2965 | uint8_t xflags = 0; |
| 2966 | int hasqos; |
| 2967 | |
| 2968 | RUN_LOCK_ASSERT(sc, MA_OWNED); |
| 2969 | |
| 2970 | wh = mtod(m, struct ieee80211_frame *); |
| 2971 | |
| 2972 | type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK; |
| 2973 | |
| 2974 | /* |
| 2975 | * There are 7 bulk endpoints: 1 for RX |
| 2976 | * and 6 for TX (4 EDCAs + HCCA + Prio). |
| 2977 | * Update 03-14-2009: some devices like the Planex GW-US300MiniS |
| 2978 | * seem to have only 4 TX bulk endpoints (Fukaumi Naoki). |
| 2979 | */ |
| 2980 | if ((hasqos = IEEE80211_QOS_HAS_SEQ(wh))) { |
| 2981 | uint8_t *frm; |
| 2982 | |
| 2983 | if(IEEE80211_HAS_ADDR4(wh)) |
| 2984 | frm = ((struct ieee80211_qosframe_addr4 *)wh)->i_qos; |
| 2985 | else |
| 2986 | frm =((struct ieee80211_qosframe *)wh)->i_qos; |
| 2987 | |
| 2988 | qos = le16toh(*(const uint16_t *)frm); |
| 2989 | tid = qos & IEEE80211_QOS_TID; |
| 2990 | qid = TID_TO_WME_AC(tid); |
| 2991 | } else { |
| 2992 | qos = 0; |
| 2993 | tid = 0; |
| 2994 | qid = WME_AC_BE; |
| 2995 | } |
| 2996 | qflags = (qid < 4) ? RT2860_TX_QSEL_EDCA : RT2860_TX_QSEL_HCCA; |
| 2997 | |
| 2998 | DPRINTFN(8, "qos %d\tqid %d\ttid %d\tqflags %x\n", |
| 2999 | qos, qid, tid, qflags); |
| 3000 | |
| 3001 | chan = (ni->ni_chan != IEEE80211_CHAN_ANYC)?ni->ni_chan:ic->ic_curchan; |
| 3002 | tp = &vap->iv_txparms[ieee80211_chan2mode(chan)]; |
| 3003 | |
| 3004 | /* pickup a rate index */ |
| 3005 | if (IEEE80211_IS_MULTICAST(wh->i_addr1) || |
| 3006 | type != IEEE80211_FC0_TYPE_DATA) { |
| 3007 | ridx = (ic->ic_curmode == IEEE80211_MODE_11A) ? |
| 3008 | RT2860_RIDX_OFDM6 : RT2860_RIDX_CCK1; |
| 3009 | ctl_ridx = rt2860_rates[ridx].ctl_ridx; |
| 3010 | } else { |
| 3011 | if (tp->ucastrate != IEEE80211_FIXED_RATE_NONE) |
| 3012 | ridx = rn->fix_ridx; |
| 3013 | else |
| 3014 | ridx = rn->amrr_ridx; |
| 3015 | ctl_ridx = rt2860_rates[ridx].ctl_ridx; |
| 3016 | } |
| 3017 | |
| 3018 | if (!IEEE80211_IS_MULTICAST(wh->i_addr1) && |
| 3019 | (!hasqos || (qos & IEEE80211_QOS_ACKPOLICY) != |
| 3020 | IEEE80211_QOS_ACKPOLICY_NOACK)) { |
| 3021 | xflags |= RT2860_TX_ACK; |
| 3022 | if (ic->ic_flags & IEEE80211_F_SHPREAMBLE) |
| 3023 | dur = rt2860_rates[ctl_ridx].sp_ack_dur; |
| 3024 | else |
| 3025 | dur = rt2860_rates[ctl_ridx].lp_ack_dur; |
| 3026 | *(uint16_t *)wh->i_dur = htole16(dur); |
| 3027 | } |
| 3028 | |
| 3029 | /* reserve slots for mgmt packets, just in case */ |
| 3030 | if (sc->sc_epq[qid].tx_nfree < 3) { |
| 3031 | DPRINTFN(10, "tx ring %d is full\n", qid); |
| 3032 | return (-1); |
| 3033 | } |
| 3034 | |
| 3035 | data = STAILQ_FIRST(&sc->sc_epq[qid].tx_fh); |
| 3036 | STAILQ_REMOVE_HEAD(&sc->sc_epq[qid].tx_fh, next); |
| 3037 | sc->sc_epq[qid].tx_nfree--; |
| 3038 | |
| 3039 | txd = (struct rt2870_txd *)&data->desc; |
| 3040 | txd->flags = qflags; |
| 3041 | txwi = (struct rt2860_txwi *)(txd + 1); |
| 3042 | txwi->xflags = xflags; |
| 3043 | txwi->wcid = IEEE80211_IS_MULTICAST(wh->i_addr1) ? |
| 3044 | 0 : RUN_AID2WCID(ni->ni_associd); |
| 3045 | /* clear leftover garbage bits */ |
| 3046 | txwi->flags = 0; |
| 3047 | txwi->txop = 0; |
| 3048 | |
| 3049 | data->m = m; |
| 3050 | data->ni = ni; |
| 3051 | data->ridx = ridx; |
| 3052 | |
| 3053 | run_set_tx_desc(sc, data); |
| 3054 | |
| 3055 | /* |
| 3056 | * The chip keeps track of 2 kind of Tx stats, |
| 3057 | * * TX_STAT_FIFO, for per WCID stats, and |
| 3058 | * * TX_STA_CNT0 for all-TX-in-one stats. |
| 3059 | * |
| 3060 | * To use FIFO stats, we need to store MCS into the driver-private |
| 3061 | * PacketID field. So that, we can tell whose stats when we read them. |
| 3062 | * We add 1 to the MCS because setting the PacketID field to 0 means |
| 3063 | * that we don't want feedback in TX_STAT_FIFO. |
| 3064 | * And, that's what we want for STA mode, since TX_STA_CNT0 does the job. |
| 3065 | * |
| 3066 | * FIFO stats doesn't count Tx with WCID 0xff, so we do this in run_tx(). |
| 3067 | */ |
| 3068 | if (sc->rvp_cnt > 1 || vap->iv_opmode == IEEE80211_M_HOSTAP || |
| 3069 | vap->iv_opmode == IEEE80211_M_MBSS) { |
| 3070 | uint16_t pid = (rt2860_rates[ridx].mcs + 1) & 0xf; |
| 3071 | txwi->len |= htole16(pid << RT2860_TX_PID_SHIFT); |
| 3072 | |
| 3073 | /* |
| 3074 | * Unlike PCI based devices, we don't get any interrupt from |
| 3075 | * USB devices, so we simulate FIFO-is-full interrupt here. |
| 3076 | * Ralink recomends to drain FIFO stats every 100 ms, but 16 slots |
| 3077 | * quickly get fulled. To prevent overflow, increment a counter on |
| 3078 | * every FIFO stat request, so we know how many slots are left. |
| 3079 | * We do this only in HOSTAP or multiple vap mode since FIFO stats |
| 3080 | * are used only in those modes. |
| 3081 | * We just drain stats. AMRR gets updated every 1 sec by |
| 3082 | * run_ratectl_cb() via callout. |
| 3083 | * Call it early. Otherwise overflow. |
| 3084 | */ |
| 3085 | if (sc->fifo_cnt++ == 10) { |
| 3086 | /* |
| 3087 | * With multiple vaps or if_bridge, if_start() is called |
| 3088 | * with a non-sleepable lock, tcpinp. So, need to defer. |
| 3089 | */ |
| 3090 | uint32_t i = RUN_CMDQ_GET(&sc->cmdq_store); |
| 3091 | DPRINTFN(6, "cmdq_store=%d\n", i); |
| 3092 | sc->cmdq[i].func = run_drain_fifo; |
| 3093 | sc->cmdq[i].arg0 = sc; |
| 3094 | ieee80211_runtask(ic, &sc->cmdq_task); |
| 3095 | } |
| 3096 | } |
| 3097 | |
| 3098 | STAILQ_INSERT_TAIL(&sc->sc_epq[qid].tx_qh, data, next); |
| 3099 | |
| 3100 | usbd_transfer_start(sc->sc_xfer[qid]); |
| 3101 | |
| 3102 | DPRINTFN(8, "sending data frame len=%d rate=%d qid=%d\n", m->m_pkthdr.len + |
| 3103 | (int)(sizeof (struct rt2870_txd) + sizeof (struct rt2860_rxwi)), |
| 3104 | rt2860_rates[ridx].rate, qid); |
| 3105 | |
| 3106 | return (0); |
| 3107 | } |
| 3108 | |
| 3109 | static int |
| 3110 | run_tx_mgt(struct run_softc *sc, struct mbuf *m, struct ieee80211_node *ni) |
| 3111 | { |
| 3112 | struct ifnet *ifp = sc->sc_ifp; |
| 3113 | struct ieee80211com *ic = ifp->if_l2com; |
| 3114 | struct run_node *rn = (void *)ni; |
| 3115 | struct run_tx_data *data; |
| 3116 | struct ieee80211_frame *wh; |
| 3117 | struct rt2870_txd *txd; |
| 3118 | struct rt2860_txwi *txwi; |
| 3119 | uint16_t dur; |
| 3120 | uint8_t ridx = rn->mgt_ridx; |
| 3121 | uint8_t type; |
| 3122 | uint8_t xflags = 0; |
| 3123 | uint8_t wflags = 0; |
| 3124 | |
| 3125 | RUN_LOCK_ASSERT(sc, MA_OWNED); |
| 3126 | |
| 3127 | wh = mtod(m, struct ieee80211_frame *); |
| 3128 | |
| 3129 | type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK; |
| 3130 | |
| 3131 | /* tell hardware to add timestamp for probe responses */ |
| 3132 | if ((wh->i_fc[0] & |
| 3133 | (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) == |
| 3134 | (IEEE80211_FC0_TYPE_MGT | IEEE80211_FC0_SUBTYPE_PROBE_RESP)) |
| 3135 | wflags |= RT2860_TX_TS; |
| 3136 | else if (!IEEE80211_IS_MULTICAST(wh->i_addr1)) { |
| 3137 | xflags |= RT2860_TX_ACK; |
| 3138 | |
| 3139 | dur = ieee80211_ack_duration(ic->ic_rt, rt2860_rates[ridx].rate, |
| 3140 | ic->ic_flags & IEEE80211_F_SHPREAMBLE); |
| 3141 | *(uint16_t *)wh->i_dur = htole16(dur); |
| 3142 | } |
| 3143 | |
| 3144 | if (sc->sc_epq[0].tx_nfree == 0) { |
| 3145 | /* let caller free mbuf */ |
| 3146 | ifp->if_drv_flags |= IFF_DRV_OACTIVE; |
| 3147 | return (EIO); |
| 3148 | } |
| 3149 | data = STAILQ_FIRST(&sc->sc_epq[0].tx_fh); |
| 3150 | STAILQ_REMOVE_HEAD(&sc->sc_epq[0].tx_fh, next); |
| 3151 | sc->sc_epq[0].tx_nfree--; |
| 3152 | |
| 3153 | txd = (struct rt2870_txd *)&data->desc; |
| 3154 | txd->flags = RT2860_TX_QSEL_EDCA; |
| 3155 | txwi = (struct rt2860_txwi *)(txd + 1); |
| 3156 | txwi->wcid = 0xff; |
| 3157 | txwi->flags = wflags; |
| 3158 | txwi->xflags = xflags; |
| 3159 | txwi->txop = 0; /* clear leftover garbage bits */ |
| 3160 | |
| 3161 | data->m = m; |
| 3162 | data->ni = ni; |
| 3163 | data->ridx = ridx; |
| 3164 | |
| 3165 | run_set_tx_desc(sc, data); |
| 3166 | |
| 3167 | DPRINTFN(10, "sending mgt frame len=%d rate=%d\n", m->m_pkthdr.len + |
| 3168 | (int)(sizeof (struct rt2870_txd) + sizeof (struct rt2860_rxwi)), |
| 3169 | rt2860_rates[ridx].rate); |
| 3170 | |
| 3171 | STAILQ_INSERT_TAIL(&sc->sc_epq[0].tx_qh, data, next); |
| 3172 | |
| 3173 | usbd_transfer_start(sc->sc_xfer[0]); |
| 3174 | |
| 3175 | return (0); |
| 3176 | } |
| 3177 | |
| 3178 | static int |
| 3179 | run_sendprot(struct run_softc *sc, |
| 3180 | const struct mbuf *m, struct ieee80211_node *ni, int prot, int rate) |
| 3181 | { |
| 3182 | struct ieee80211com *ic = ni->ni_ic; |
| 3183 | struct ieee80211_frame *wh; |
| 3184 | struct run_tx_data *data; |
| 3185 | struct rt2870_txd *txd; |
| 3186 | struct rt2860_txwi *txwi; |
| 3187 | struct mbuf *mprot; |
| 3188 | int ridx; |
| 3189 | int protrate; |
| 3190 | int ackrate; |
| 3191 | int pktlen; |
| 3192 | int isshort; |
| 3193 | uint16_t dur; |
| 3194 | uint8_t type; |
| 3195 | uint8_t wflags = 0; |
| 3196 | uint8_t xflags = 0; |
| 3197 | |
| 3198 | RUN_LOCK_ASSERT(sc, MA_OWNED); |
| 3199 | |
| 3200 | KASSERT(prot == IEEE80211_PROT_RTSCTS || prot == IEEE80211_PROT_CTSONLY, |
| 3201 | ("protection %d", prot)); |
| 3202 | |
| 3203 | wh = mtod(m, struct ieee80211_frame *); |
| 3204 | pktlen = m->m_pkthdr.len + IEEE80211_CRC_LEN; |
| 3205 | type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK; |
| 3206 | |
| 3207 | protrate = ieee80211_ctl_rate(ic->ic_rt, rate); |
| 3208 | ackrate = ieee80211_ack_rate(ic->ic_rt, rate); |
| 3209 | |
| 3210 | isshort = (ic->ic_flags & IEEE80211_F_SHPREAMBLE) != 0; |
| 3211 | dur = ieee80211_compute_duration(ic->ic_rt, pktlen, rate, isshort) |
| 3212 | + ieee80211_ack_duration(ic->ic_rt, rate, isshort); |
| 3213 | wflags = RT2860_TX_FRAG; |
| 3214 | |
| 3215 | /* check that there are free slots before allocating the mbuf */ |
| 3216 | if (sc->sc_epq[0].tx_nfree == 0) { |
| 3217 | /* let caller free mbuf */ |
| 3218 | sc->sc_ifp->if_drv_flags |= IFF_DRV_OACTIVE; |
| 3219 | return (ENOBUFS); |
| 3220 | } |
| 3221 | |
| 3222 | if (prot == IEEE80211_PROT_RTSCTS) { |
| 3223 | /* NB: CTS is the same size as an ACK */ |
| 3224 | dur += ieee80211_ack_duration(ic->ic_rt, rate, isshort); |
| 3225 | xflags |= RT2860_TX_ACK; |
| 3226 | mprot = ieee80211_alloc_rts(ic, wh->i_addr1, wh->i_addr2, dur); |
| 3227 | } else { |
| 3228 | mprot = ieee80211_alloc_cts(ic, ni->ni_vap->iv_myaddr, dur); |
| 3229 | } |
| 3230 | if (mprot == NULL) { |
| 3231 | sc->sc_ifp->if_oerrors++; |
| 3232 | DPRINTF("could not allocate mbuf\n"); |
| 3233 | return (ENOBUFS); |
| 3234 | } |
| 3235 | |
| 3236 | data = STAILQ_FIRST(&sc->sc_epq[0].tx_fh); |
| 3237 | STAILQ_REMOVE_HEAD(&sc->sc_epq[0].tx_fh, next); |
| 3238 | sc->sc_epq[0].tx_nfree--; |
| 3239 | |
| 3240 | txd = (struct rt2870_txd *)&data->desc; |
| 3241 | txd->flags = RT2860_TX_QSEL_EDCA; |
| 3242 | txwi = (struct rt2860_txwi *)(txd + 1); |
| 3243 | txwi->wcid = 0xff; |
| 3244 | txwi->flags = wflags; |
| 3245 | txwi->xflags = xflags; |
| 3246 | txwi->txop = 0; /* clear leftover garbage bits */ |
| 3247 | |
| 3248 | data->m = mprot; |
| 3249 | data->ni = ieee80211_ref_node(ni); |
| 3250 | |
| 3251 | for (ridx = 0; ridx < RT2860_RIDX_MAX; ridx++) |
| 3252 | if (rt2860_rates[ridx].rate == protrate) |
| 3253 | break; |
| 3254 | data->ridx = ridx; |
| 3255 | |
| 3256 | run_set_tx_desc(sc, data); |
| 3257 | |
| 3258 | DPRINTFN(1, "sending prot len=%u rate=%u\n", |
| 3259 | m->m_pkthdr.len, rate); |
| 3260 | |
| 3261 | STAILQ_INSERT_TAIL(&sc->sc_epq[0].tx_qh, data, next); |
| 3262 | |
| 3263 | usbd_transfer_start(sc->sc_xfer[0]); |
| 3264 | |
| 3265 | return (0); |
| 3266 | } |
| 3267 | |
| 3268 | static int |
| 3269 | run_tx_param(struct run_softc *sc, struct mbuf *m, struct ieee80211_node *ni, |
| 3270 | const struct ieee80211_bpf_params *params) |
| 3271 | { |
| 3272 | struct ieee80211com *ic = ni->ni_ic; |
| 3273 | struct ieee80211_frame *wh; |
| 3274 | struct run_tx_data *data; |
| 3275 | struct rt2870_txd *txd; |
| 3276 | struct rt2860_txwi *txwi; |
| 3277 | uint8_t type; |
| 3278 | uint8_t ridx; |
| 3279 | uint8_t rate; |
| 3280 | uint8_t opflags = 0; |
| 3281 | uint8_t xflags = 0; |
| 3282 | int error; |
| 3283 | |
| 3284 | RUN_LOCK_ASSERT(sc, MA_OWNED); |
| 3285 | |
| 3286 | KASSERT(params != NULL, ("no raw xmit params")); |
| 3287 | |
| 3288 | wh = mtod(m, struct ieee80211_frame *); |
| 3289 | type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK; |
| 3290 | |
| 3291 | rate = params->ibp_rate0; |
| 3292 | if (!ieee80211_isratevalid(ic->ic_rt, rate)) { |
| 3293 | /* let caller free mbuf */ |
| 3294 | return (EINVAL); |
| 3295 | } |
| 3296 | |
| 3297 | if ((params->ibp_flags & IEEE80211_BPF_NOACK) == 0) |
| 3298 | xflags |= RT2860_TX_ACK; |
| 3299 | if (params->ibp_flags & (IEEE80211_BPF_RTS|IEEE80211_BPF_CTS)) { |
| 3300 | error = run_sendprot(sc, m, ni, |
| 3301 | params->ibp_flags & IEEE80211_BPF_RTS ? |
| 3302 | IEEE80211_PROT_RTSCTS : IEEE80211_PROT_CTSONLY, |
| 3303 | rate); |
| 3304 | if (error) { |
| 3305 | /* let caller free mbuf */ |
| 3306 | return error; |
| 3307 | } |
| 3308 | opflags |= /*XXX RT2573_TX_LONG_RETRY |*/ RT2860_TX_TXOP_SIFS; |
| 3309 | } |
| 3310 | |
| 3311 | if (sc->sc_epq[0].tx_nfree == 0) { |
| 3312 | /* let caller free mbuf */ |
| 3313 | sc->sc_ifp->if_drv_flags |= IFF_DRV_OACTIVE; |
| 3314 | DPRINTF("sending raw frame, but tx ring is full\n"); |
| 3315 | return (EIO); |
| 3316 | } |
| 3317 | data = STAILQ_FIRST(&sc->sc_epq[0].tx_fh); |
| 3318 | STAILQ_REMOVE_HEAD(&sc->sc_epq[0].tx_fh, next); |
| 3319 | sc->sc_epq[0].tx_nfree--; |
| 3320 | |
| 3321 | txd = (struct rt2870_txd *)&data->desc; |
| 3322 | txd->flags = RT2860_TX_QSEL_EDCA; |
| 3323 | txwi = (struct rt2860_txwi *)(txd + 1); |
| 3324 | txwi->wcid = 0xff; |
| 3325 | txwi->xflags = xflags; |
| 3326 | txwi->txop = opflags; |
| 3327 | txwi->flags = 0; /* clear leftover garbage bits */ |
| 3328 | |
| 3329 | data->m = m; |
| 3330 | data->ni = ni; |
| 3331 | for (ridx = 0; ridx < RT2860_RIDX_MAX; ridx++) |
| 3332 | if (rt2860_rates[ridx].rate == rate) |
| 3333 | break; |
| 3334 | data->ridx = ridx; |
| 3335 | |
| 3336 | run_set_tx_desc(sc, data); |
| 3337 | |
| 3338 | DPRINTFN(10, "sending raw frame len=%u rate=%u\n", |
| 3339 | m->m_pkthdr.len, rate); |
| 3340 | |
| 3341 | STAILQ_INSERT_TAIL(&sc->sc_epq[0].tx_qh, data, next); |
| 3342 | |
| 3343 | usbd_transfer_start(sc->sc_xfer[0]); |
| 3344 | |
| 3345 | return (0); |
| 3346 | } |
| 3347 | |
| 3348 | static int |
| 3349 | run_raw_xmit(struct ieee80211_node *ni, struct mbuf *m, |
| 3350 | const struct ieee80211_bpf_params *params) |
| 3351 | { |
| 3352 | struct ifnet *ifp = ni->ni_ic->ic_ifp; |
| 3353 | struct run_softc *sc = ifp->if_softc; |
| 3354 | int error = 0; |
| 3355 | |
| 3356 | RUN_LOCK(sc); |
| 3357 | |
| 3358 | /* prevent management frames from being sent if we're not ready */ |
| 3359 | if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) { |
| 3360 | error = ENETDOWN; |
| 3361 | goto done; |
| 3362 | } |
| 3363 | |
| 3364 | if (params == NULL) { |
| 3365 | /* tx mgt packet */ |
| 3366 | if ((error = run_tx_mgt(sc, m, ni)) != 0) { |
| 3367 | ifp->if_oerrors++; |
| 3368 | DPRINTF("mgt tx failed\n"); |
| 3369 | goto done; |
| 3370 | } |
| 3371 | } else { |
| 3372 | /* tx raw packet with param */ |
| 3373 | if ((error = run_tx_param(sc, m, ni, params)) != 0) { |
| 3374 | ifp->if_oerrors++; |
| 3375 | DPRINTF("tx with param failed\n"); |
| 3376 | goto done; |
| 3377 | } |
| 3378 | } |
| 3379 | |
| 3380 | ifp->if_opackets++; |
| 3381 | |
| 3382 | done: |
| 3383 | RUN_UNLOCK(sc); |
| 3384 | |
| 3385 | if (error != 0) { |
| 3386 | if(m != NULL) |
| 3387 | m_freem(m); |
| 3388 | ieee80211_free_node(ni); |
| 3389 | } |
| 3390 | |
| 3391 | return (error); |
| 3392 | } |
| 3393 | |
| 3394 | static void |
| 3395 | run_start(struct ifnet *ifp) |
| 3396 | { |
| 3397 | struct run_softc *sc = ifp->if_softc; |
| 3398 | struct ieee80211_node *ni; |
| 3399 | struct mbuf *m; |
| 3400 | |
| 3401 | RUN_LOCK(sc); |
| 3402 | |
| 3403 | if ((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0) { |
| 3404 | RUN_UNLOCK(sc); |
| 3405 | return; |
| 3406 | } |
| 3407 | |
| 3408 | for (;;) { |
| 3409 | /* send data frames */ |
| 3410 | IFQ_DRV_DEQUEUE(&ifp->if_snd, m); |
| 3411 | if (m == NULL) |
| 3412 | break; |
| 3413 | |
| 3414 | ni = (struct ieee80211_node *)m->m_pkthdr.rcvif; |
| 3415 | if (run_tx(sc, m, ni) != 0) { |
| 3416 | IFQ_DRV_PREPEND(&ifp->if_snd, m); |
| 3417 | ifp->if_drv_flags |= IFF_DRV_OACTIVE; |
| 3418 | break; |
| 3419 | } |
| 3420 | } |
| 3421 | |
| 3422 | RUN_UNLOCK(sc); |
| 3423 | } |
| 3424 | |
| 3425 | static int |
| 3426 | run_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data) |
| 3427 | { |
| 3428 | struct run_softc *sc = ifp->if_softc; |
| 3429 | struct ieee80211com *ic = sc->sc_ifp->if_l2com; |
| 3430 | struct ifreq *ifr = (struct ifreq *) data; |
| 3431 | int startall = 0; |
| 3432 | int error = 0; |
| 3433 | |
| 3434 | switch (cmd) { |
| 3435 | case SIOCSIFFLAGS: |
| 3436 | RUN_LOCK(sc); |
| 3437 | if (ifp->if_flags & IFF_UP) { |
| 3438 | if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)){ |
| 3439 | startall = 1; |
| 3440 | run_init_locked(sc); |
| 3441 | } else |
| 3442 | run_update_promisc_locked(ifp); |
| 3443 | } else { |
| 3444 | if (ifp->if_drv_flags & IFF_DRV_RUNNING && |
| 3445 | (ic->ic_nrunning == 0 || sc->rvp_cnt <= 1)) { |
| 3446 | run_stop(sc); |
| 3447 | } |
| 3448 | } |
| 3449 | RUN_UNLOCK(sc); |
| 3450 | if (startall) |
| 3451 | ieee80211_start_all(ic); |
| 3452 | break; |
| 3453 | case SIOCGIFMEDIA: |
| 3454 | error = ifmedia_ioctl(ifp, ifr, &ic->ic_media, cmd); |
| 3455 | break; |
| 3456 | case SIOCGIFADDR: |
| 3457 | error = ether_ioctl(ifp, cmd, data); |
| 3458 | break; |
| 3459 | default: |
| 3460 | error = EINVAL; |
| 3461 | break; |
| 3462 | } |
| 3463 | |
| 3464 | return (error); |
| 3465 | } |
| 3466 | |
| 3467 | static void |
| 3468 | run_set_agc(struct run_softc *sc, uint8_t agc) |
| 3469 | { |
| 3470 | uint8_t bbp; |
| 3471 | |
| 3472 | if (sc->mac_ver == 0x3572) { |
| 3473 | run_bbp_read(sc, 27, &bbp); |
| 3474 | bbp &= ~(0x3 << 5); |
| 3475 | run_bbp_write(sc, 27, bbp | 0 << 5); /* select Rx0 */ |
| 3476 | run_bbp_write(sc, 66, agc); |
| 3477 | run_bbp_write(sc, 27, bbp | 1 << 5); /* select Rx1 */ |
| 3478 | run_bbp_write(sc, 66, agc); |
| 3479 | } else |
| 3480 | run_bbp_write(sc, 66, agc); |
| 3481 | } |
| 3482 | |
| 3483 | static void |
| 3484 | run_select_chan_group(struct run_softc *sc, int group) |
| 3485 | { |
| 3486 | uint32_t tmp; |
| 3487 | uint8_t agc; |
| 3488 | |
| 3489 | run_bbp_write(sc, 62, 0x37 - sc->lna[group]); |
| 3490 | run_bbp_write(sc, 63, 0x37 - sc->lna[group]); |
| 3491 | run_bbp_write(sc, 64, 0x37 - sc->lna[group]); |
| 3492 | run_bbp_write(sc, 86, 0x00); |
| 3493 | |
| 3494 | if (group == 0) { |
| 3495 | if (sc->ext_2ghz_lna) { |
| 3496 | run_bbp_write(sc, 82, 0x62); |
| 3497 | run_bbp_write(sc, 75, 0x46); |
| 3498 | } else { |
| 3499 | run_bbp_write(sc, 82, 0x84); |
| 3500 | run_bbp_write(sc, 75, 0x50); |
| 3501 | } |
| 3502 | } else { |
| 3503 | if (sc->mac_ver == 0x3572) |
| 3504 | run_bbp_write(sc, 82, 0x94); |
| 3505 | else |
| 3506 | run_bbp_write(sc, 82, 0xf2); |
| 3507 | if (sc->ext_5ghz_lna) |
| 3508 | run_bbp_write(sc, 75, 0x46); |
| 3509 | else |
| 3510 | run_bbp_write(sc, 75, 0x50); |
| 3511 | } |
| 3512 | |
| 3513 | run_read(sc, RT2860_TX_BAND_CFG, &tmp); |
| 3514 | tmp &= ~(RT2860_5G_BAND_SEL_N | RT2860_5G_BAND_SEL_P); |
| 3515 | tmp |= (group == 0) ? RT2860_5G_BAND_SEL_N : RT2860_5G_BAND_SEL_P; |
| 3516 | run_write(sc, RT2860_TX_BAND_CFG, tmp); |
| 3517 | |
| 3518 | /* enable appropriate Power Amplifiers and Low Noise Amplifiers */ |
| 3519 | tmp = RT2860_RFTR_EN | RT2860_TRSW_EN | RT2860_LNA_PE0_EN; |
| 3520 | if (sc->nrxchains > 1) |
| 3521 | tmp |= RT2860_LNA_PE1_EN; |
| 3522 | if (group == 0) { /* 2GHz */ |
| 3523 | tmp |= RT2860_PA_PE_G0_EN; |
| 3524 | if (sc->ntxchains > 1) |
| 3525 | tmp |= RT2860_PA_PE_G1_EN; |
| 3526 | } else { /* 5GHz */ |
| 3527 | tmp |= RT2860_PA_PE_A0_EN; |
| 3528 | if (sc->ntxchains > 1) |
| 3529 | tmp |= RT2860_PA_PE_A1_EN; |
| 3530 | } |
| 3531 | if (sc->mac_ver == 0x3572) { |
| 3532 | run_rt3070_rf_write(sc, 8, 0x00); |
| 3533 | run_write(sc, RT2860_TX_PIN_CFG, tmp); |
| 3534 | run_rt3070_rf_write(sc, 8, 0x80); |
| 3535 | } else |
| 3536 | run_write(sc, RT2860_TX_PIN_CFG, tmp); |
| 3537 | |
| 3538 | /* set initial AGC value */ |
| 3539 | if (group == 0) { /* 2GHz band */ |
| 3540 | if (sc->mac_ver >= 0x3070) |
| 3541 | agc = 0x1c + sc->lna[0] * 2; |
| 3542 | else |
| 3543 | agc = 0x2e + sc->lna[0]; |
| 3544 | } else { /* 5GHz band */ |
| 3545 | if (sc->mac_ver == 0x3572) |
| 3546 | agc = 0x22 + (sc->lna[group] * 5) / 3; |
| 3547 | else |
| 3548 | agc = 0x32 + (sc->lna[group] * 5) / 3; |
| 3549 | } |
| 3550 | run_set_agc(sc, agc); |
| 3551 | } |
| 3552 | |
| 3553 | static void |
| 3554 | run_rt2870_set_chan(struct run_softc *sc, uint32_t chan) |
| 3555 | { |
| 3556 | const struct rfprog *rfprog = rt2860_rf2850; |
| 3557 | uint32_t r2, r3, r4; |
| 3558 | int8_t txpow1, txpow2; |
| 3559 | int i; |
| 3560 | |
| 3561 | /* find the settings for this channel (we know it exists) */ |
| 3562 | for (i = 0; rfprog[i].chan != chan; i++); |
| 3563 | |
| 3564 | r2 = rfprog[i].r2; |
| 3565 | if (sc->ntxchains == 1) |
| 3566 | r2 |= 1 << 12; /* 1T: disable Tx chain 2 */ |
| 3567 | if (sc->nrxchains == 1) |
| 3568 | r2 |= 1 << 15 | 1 << 4; /* 1R: disable Rx chains 2 & 3 */ |
| 3569 | else if (sc->nrxchains == 2) |
| 3570 | r2 |= 1 << 4; /* 2R: disable Rx chain 3 */ |
| 3571 | |
| 3572 | /* use Tx power values from EEPROM */ |
| 3573 | txpow1 = sc->txpow1[i]; |
| 3574 | txpow2 = sc->txpow2[i]; |
| 3575 | if (chan > 14) { |
| 3576 | if (txpow1 >= 0) |
| 3577 | txpow1 = txpow1 << 1 | 1; |
| 3578 | else |
| 3579 | txpow1 = (7 + txpow1) << 1; |
| 3580 | if (txpow2 >= 0) |
| 3581 | txpow2 = txpow2 << 1 | 1; |
| 3582 | else |
| 3583 | txpow2 = (7 + txpow2) << 1; |
| 3584 | } |
| 3585 | r3 = rfprog[i].r3 | txpow1 << 7; |
| 3586 | r4 = rfprog[i].r4 | sc->freq << 13 | txpow2 << 4; |
| 3587 | |
| 3588 | run_rt2870_rf_write(sc, RT2860_RF1, rfprog[i].r1); |
| 3589 | run_rt2870_rf_write(sc, RT2860_RF2, r2); |
| 3590 | run_rt2870_rf_write(sc, RT2860_RF3, r3); |
| 3591 | run_rt2870_rf_write(sc, RT2860_RF4, r4); |
| 3592 | |
| 3593 | run_delay(sc, 10); |
| 3594 | |
| 3595 | run_rt2870_rf_write(sc, RT2860_RF1, rfprog[i].r1); |
| 3596 | run_rt2870_rf_write(sc, RT2860_RF2, r2); |
| 3597 | run_rt2870_rf_write(sc, RT2860_RF3, r3 | 1); |
| 3598 | run_rt2870_rf_write(sc, RT2860_RF4, r4); |
| 3599 | |
| 3600 | run_delay(sc, 10); |
| 3601 | |
| 3602 | run_rt2870_rf_write(sc, RT2860_RF1, rfprog[i].r1); |
| 3603 | run_rt2870_rf_write(sc, RT2860_RF2, r2); |
| 3604 | run_rt2870_rf_write(sc, RT2860_RF3, r3); |
| 3605 | run_rt2870_rf_write(sc, RT2860_RF4, r4); |
| 3606 | } |
| 3607 | |
| 3608 | static void |
| 3609 | run_rt3070_set_chan(struct run_softc *sc, uint32_t chan) |
| 3610 | { |
| 3611 | int8_t txpow1, txpow2; |
| 3612 | uint8_t rf; |
| 3613 | int i; |
| 3614 | |
| 3615 | /* RT3070 is 2GHz only */ |
| 3616 | KASSERT(chan >= 1 && chan <= 14, ("wrong channel selected\n")); |
| 3617 | |
| 3618 | /* find the settings for this channel (we know it exists) */ |
| 3619 | for (i = 0; rt2860_rf2850[i].chan != chan; i++); |
| 3620 | |
| 3621 | /* use Tx power values from EEPROM */ |
| 3622 | txpow1 = sc->txpow1[i]; |
| 3623 | txpow2 = sc->txpow2[i]; |
| 3624 | |
| 3625 | run_rt3070_rf_write(sc, 2, rt3070_freqs[i].n); |
| 3626 | run_rt3070_rf_write(sc, 3, rt3070_freqs[i].k); |
| 3627 | run_rt3070_rf_read(sc, 6, &rf); |
| 3628 | rf = (rf & ~0x03) | rt3070_freqs[i].r; |
| 3629 | run_rt3070_rf_write(sc, 6, rf); |
| 3630 | |
| 3631 | /* set Tx0 power */ |
| 3632 | run_rt3070_rf_read(sc, 12, &rf); |
| 3633 | rf = (rf & ~0x1f) | txpow1; |
| 3634 | run_rt3070_rf_write(sc, 12, rf); |
| 3635 | |
| 3636 | /* set Tx1 power */ |
| 3637 | run_rt3070_rf_read(sc, 13, &rf); |
| 3638 | rf = (rf & ~0x1f) | txpow2; |
| 3639 | run_rt3070_rf_write(sc, 13, rf); |
| 3640 | |
| 3641 | run_rt3070_rf_read(sc, 1, &rf); |
| 3642 | rf &= ~0xfc; |
| 3643 | if (sc->ntxchains == 1) |
| 3644 | rf |= 1 << 7 | 1 << 5; /* 1T: disable Tx chains 2 & 3 */ |
| 3645 | else if (sc->ntxchains == 2) |
| 3646 | rf |= 1 << 7; /* 2T: disable Tx chain 3 */ |
| 3647 | if (sc->nrxchains == 1) |
| 3648 | rf |= 1 << 6 | 1 << 4; /* 1R: disable Rx chains 2 & 3 */ |
| 3649 | else if (sc->nrxchains == 2) |
| 3650 | rf |= 1 << 6; /* 2R: disable Rx chain 3 */ |
| 3651 | run_rt3070_rf_write(sc, 1, rf); |
| 3652 | |
| 3653 | /* set RF offset */ |
| 3654 | run_rt3070_rf_read(sc, 23, &rf); |
| 3655 | rf = (rf & ~0x7f) | sc->freq; |
| 3656 | run_rt3070_rf_write(sc, 23, rf); |
| 3657 | |
| 3658 | /* program RF filter */ |
| 3659 | run_rt3070_rf_read(sc, 24, &rf); /* Tx */ |
| 3660 | rf = (rf & ~0x3f) | sc->rf24_20mhz; |
| 3661 | run_rt3070_rf_write(sc, 24, rf); |
| 3662 | run_rt3070_rf_read(sc, 31, &rf); /* Rx */ |
| 3663 | rf = (rf & ~0x3f) | sc->rf24_20mhz; |
| 3664 | run_rt3070_rf_write(sc, 31, rf); |
| 3665 | |
| 3666 | /* enable RF tuning */ |
| 3667 | run_rt3070_rf_read(sc, 7, &rf); |
| 3668 | run_rt3070_rf_write(sc, 7, rf | 0x01); |
| 3669 | } |
| 3670 | |
| 3671 | static void |
| 3672 | run_rt3572_set_chan(struct run_softc *sc, u_int chan) |
| 3673 | { |
| 3674 | int8_t txpow1, txpow2; |
| 3675 | uint32_t tmp; |
| 3676 | uint8_t rf; |
| 3677 | int i; |
| 3678 | |
| 3679 | /* find the settings for this channel (we know it exists) */ |
| 3680 | for (i = 0; rt2860_rf2850[i].chan != chan; i++); |
| 3681 | |
| 3682 | /* use Tx power values from EEPROM */ |
| 3683 | txpow1 = sc->txpow1[i]; |
| 3684 | txpow2 = sc->txpow2[i]; |
| 3685 | |
| 3686 | if (chan <= 14) { |
| 3687 | run_bbp_write(sc, 25, sc->bbp25); |
| 3688 | run_bbp_write(sc, 26, sc->bbp26); |
| 3689 | } else { |
| 3690 | /* enable IQ phase correction */ |
| 3691 | run_bbp_write(sc, 25, 0x09); |
| 3692 | run_bbp_write(sc, 26, 0xff); |
| 3693 | } |
| 3694 | |
| 3695 | run_rt3070_rf_write(sc, 2, rt3070_freqs[i].n); |
| 3696 | run_rt3070_rf_write(sc, 3, rt3070_freqs[i].k); |
| 3697 | run_rt3070_rf_read(sc, 6, &rf); |
| 3698 | rf = (rf & ~0x0f) | rt3070_freqs[i].r; |
| 3699 | rf |= (chan <= 14) ? 0x08 : 0x04; |
| 3700 | run_rt3070_rf_write(sc, 6, rf); |
| 3701 | |
| 3702 | /* set PLL mode */ |
| 3703 | run_rt3070_rf_read(sc, 5, &rf); |
| 3704 | rf &= ~(0x08 | 0x04); |
| 3705 | rf |= (chan <= 14) ? 0x04 : 0x08; |
| 3706 | run_rt3070_rf_write(sc, 5, rf); |
| 3707 | |
| 3708 | /* set Tx power for chain 0 */ |
| 3709 | if (chan <= 14) |
| 3710 | rf = 0x60 | txpow1; |
| 3711 | else |
| 3712 | rf = 0xe0 | (txpow1 & 0xc) << 1 | (txpow1 & 0x3); |
| 3713 | run_rt3070_rf_write(sc, 12, rf); |
| 3714 | |
| 3715 | /* set Tx power for chain 1 */ |
| 3716 | if (chan <= 14) |
| 3717 | rf = 0x60 | txpow2; |
| 3718 | else |
| 3719 | rf = 0xe0 | (txpow2 & 0xc) << 1 | (txpow2 & 0x3); |
| 3720 | run_rt3070_rf_write(sc, 13, rf); |
| 3721 | |
| 3722 | /* set Tx/Rx streams */ |
| 3723 | run_rt3070_rf_read(sc, 1, &rf); |
| 3724 | rf &= ~0xfc; |
| 3725 | if (sc->ntxchains == 1) |
| 3726 | rf |= 1 << 7 | 1 << 5; /* 1T: disable Tx chains 2 & 3 */ |
| 3727 | else if (sc->ntxchains == 2) |
| 3728 | rf |= 1 << 7; /* 2T: disable Tx chain 3 */ |
| 3729 | if (sc->nrxchains == 1) |
| 3730 | rf |= 1 << 6 | 1 << 4; /* 1R: disable Rx chains 2 & 3 */ |
| 3731 | else if (sc->nrxchains == 2) |
| 3732 | rf |= 1 << 6; /* 2R: disable Rx chain 3 */ |
| 3733 | run_rt3070_rf_write(sc, 1, rf); |
| 3734 | |
| 3735 | /* set RF offset */ |
| 3736 | run_rt3070_rf_read(sc, 23, &rf); |
| 3737 | rf = (rf & ~0x7f) | sc->freq; |
| 3738 | run_rt3070_rf_write(sc, 23, rf); |
| 3739 | |
| 3740 | /* program RF filter */ |
| 3741 | rf = sc->rf24_20mhz; |
| 3742 | run_rt3070_rf_write(sc, 24, rf); /* Tx */ |
| 3743 | run_rt3070_rf_write(sc, 31, rf); /* Rx */ |
| 3744 | |
| 3745 | /* enable RF tuning */ |
| 3746 | run_rt3070_rf_read(sc, 7, &rf); |
| 3747 | rf = (chan <= 14) ? 0xd8 : ((rf & ~0xc8) | 0x14); |
| 3748 | run_rt3070_rf_write(sc, 7, rf); |
| 3749 | |
| 3750 | /* TSSI */ |
| 3751 | rf = (chan <= 14) ? 0xc3 : 0xc0; |
| 3752 | run_rt3070_rf_write(sc, 9, rf); |
| 3753 | |
| 3754 | /* set loop filter 1 */ |
| 3755 | run_rt3070_rf_write(sc, 10, 0xf1); |
| 3756 | /* set loop filter 2 */ |
| 3757 | run_rt3070_rf_write(sc, 11, (chan <= 14) ? 0xb9 : 0x00); |
| 3758 | |
| 3759 | /* set tx_mx2_ic */ |
| 3760 | run_rt3070_rf_write(sc, 15, (chan <= 14) ? 0x53 : 0x43); |
| 3761 | /* set tx_mx1_ic */ |
| 3762 | if (chan <= 14) |
| 3763 | rf = 0x48 | sc->txmixgain_2ghz; |
| 3764 | else |
| 3765 | rf = 0x78 | sc->txmixgain_5ghz; |
| 3766 | run_rt3070_rf_write(sc, 16, rf); |
| 3767 | |
| 3768 | /* set tx_lo1 */ |
| 3769 | run_rt3070_rf_write(sc, 17, 0x23); |
| 3770 | /* set tx_lo2 */ |
| 3771 | if (chan <= 14) |
| 3772 | rf = 0x93; |
| 3773 | else if (chan <= 64) |
| 3774 | rf = 0xb7; |
| 3775 | else if (chan <= 128) |
| 3776 | rf = 0x74; |
| 3777 | else |
| 3778 | rf = 0x72; |
| 3779 | run_rt3070_rf_write(sc, 19, rf); |
| 3780 | |
| 3781 | /* set rx_lo1 */ |
| 3782 | if (chan <= 14) |
| 3783 | rf = 0xb3; |
| 3784 | else if (chan <= 64) |
| 3785 | rf = 0xf6; |
| 3786 | else if (chan <= 128) |
| 3787 | rf = 0xf4; |
| 3788 | else |
| 3789 | rf = 0xf3; |
| 3790 | run_rt3070_rf_write(sc, 20, rf); |
| 3791 | |
| 3792 | /* set pfd_delay */ |
| 3793 | if (chan <= 14) |
| 3794 | rf = 0x15; |
| 3795 | else if (chan <= 64) |
| 3796 | rf = 0x3d; |
| 3797 | else |
| 3798 | rf = 0x01; |
| 3799 | run_rt3070_rf_write(sc, 25, rf); |
| 3800 | |
| 3801 | /* set rx_lo2 */ |
| 3802 | run_rt3070_rf_write(sc, 26, (chan <= 14) ? 0x85 : 0x87); |
| 3803 | /* set ldo_rf_vc */ |
| 3804 | run_rt3070_rf_write(sc, 27, (chan <= 14) ? 0x00 : 0x01); |
| 3805 | /* set drv_cc */ |
| 3806 | run_rt3070_rf_write(sc, 29, (chan <= 14) ? 0x9b : 0x9f); |
| 3807 | |
| 3808 | run_read(sc, RT2860_GPIO_CTRL, &tmp); |
| 3809 | tmp &= ~0x8080; |
| 3810 | if (chan <= 14) |
| 3811 | tmp |= 0x80; |
| 3812 | run_write(sc, RT2860_GPIO_CTRL, tmp); |
| 3813 | |
| 3814 | /* enable RF tuning */ |
| 3815 | run_rt3070_rf_read(sc, 7, &rf); |
| 3816 | run_rt3070_rf_write(sc, 7, rf | 0x01); |
| 3817 | |
| 3818 | run_delay(sc, 2); |
| 3819 | } |
| 3820 | |
| 3821 | static void |
| 3822 | run_set_rx_antenna(struct run_softc *sc, int aux) |
| 3823 | { |
| 3824 | uint32_t tmp; |
| 3825 | |
| 3826 | if (aux) { |
| 3827 | run_mcu_cmd(sc, RT2860_MCU_CMD_ANTSEL, 0); |
| 3828 | run_read(sc, RT2860_GPIO_CTRL, &tmp); |
| 3829 | run_write(sc, RT2860_GPIO_CTRL, (tmp & ~0x0808) | 0x08); |
| 3830 | } else { |
| 3831 | run_mcu_cmd(sc, RT2860_MCU_CMD_ANTSEL, 1); |
| 3832 | run_read(sc, RT2860_GPIO_CTRL, &tmp); |
| 3833 | run_write(sc, RT2860_GPIO_CTRL, tmp & ~0x0808); |
| 3834 | } |
| 3835 | } |
| 3836 | |
| 3837 | static int |
| 3838 | run_set_chan(struct run_softc *sc, struct ieee80211_channel *c) |
| 3839 | { |
| 3840 | struct ieee80211com *ic = sc->sc_ifp->if_l2com; |
| 3841 | uint32_t chan, group; |
| 3842 | |
| 3843 | chan = ieee80211_chan2ieee(ic, c); |
| 3844 | if (chan == 0 || chan == IEEE80211_CHAN_ANY) |
| 3845 | return (EINVAL); |
| 3846 | |
| 3847 | if (sc->mac_ver == 0x3572) |
| 3848 | run_rt3572_set_chan(sc, chan); |
| 3849 | else if (sc->mac_ver >= 0x3070) |
| 3850 | run_rt3070_set_chan(sc, chan); |
| 3851 | else |
| 3852 | run_rt2870_set_chan(sc, chan); |
| 3853 | |
| 3854 | /* determine channel group */ |
| 3855 | if (chan <= 14) |
| 3856 | group = 0; |
| 3857 | else if (chan <= 64) |
| 3858 | group = 1; |
| 3859 | else if (chan <= 128) |
| 3860 | group = 2; |
| 3861 | else |
| 3862 | group = 3; |
| 3863 | |
| 3864 | /* XXX necessary only when group has changed! */ |
| 3865 | run_select_chan_group(sc, group); |
| 3866 | |
| 3867 | run_delay(sc, 10); |
| 3868 | |
| 3869 | return (0); |
| 3870 | } |
| 3871 | |
| 3872 | static void |
| 3873 | run_set_channel(struct ieee80211com *ic) |
| 3874 | { |
| 3875 | struct run_softc *sc = ic->ic_ifp->if_softc; |
| 3876 | |
| 3877 | RUN_LOCK(sc); |
| 3878 | run_set_chan(sc, ic->ic_curchan); |
| 3879 | RUN_UNLOCK(sc); |
| 3880 | |
| 3881 | return; |
| 3882 | } |
| 3883 | |
| 3884 | static void |
| 3885 | run_scan_start(struct ieee80211com *ic) |
| 3886 | { |
| 3887 | struct run_softc *sc = ic->ic_ifp->if_softc; |
| 3888 | uint32_t tmp; |
| 3889 | |
| 3890 | RUN_LOCK(sc); |
| 3891 | |
| 3892 | /* abort TSF synchronization */ |
| 3893 | run_read(sc, RT2860_BCN_TIME_CFG, &tmp); |
| 3894 | run_write(sc, RT2860_BCN_TIME_CFG, |
| 3895 | tmp & ~(RT2860_BCN_TX_EN | RT2860_TSF_TIMER_EN | |
| 3896 | RT2860_TBTT_TIMER_EN)); |
| 3897 | run_set_bssid(sc, sc->sc_ifp->if_broadcastaddr); |
| 3898 | |
| 3899 | RUN_UNLOCK(sc); |
| 3900 | |
| 3901 | return; |
| 3902 | } |
| 3903 | |
| 3904 | static void |
| 3905 | run_scan_end(struct ieee80211com *ic) |
| 3906 | { |
| 3907 | struct run_softc *sc = ic->ic_ifp->if_softc; |
| 3908 | |
| 3909 | RUN_LOCK(sc); |
| 3910 | |
| 3911 | run_enable_tsf_sync(sc); |
| 3912 | /* XXX keep local copy */ |
| 3913 | run_set_bssid(sc, sc->sc_bssid); |
| 3914 | |
| 3915 | RUN_UNLOCK(sc); |
| 3916 | |
| 3917 | return; |
| 3918 | } |
| 3919 | |
| 3920 | /* |
| 3921 | * Could be called from ieee80211_node_timeout() |
| 3922 | * (non-sleepable thread) |
| 3923 | */ |
| 3924 | static void |
| 3925 | run_update_beacon(struct ieee80211vap *vap, int item) |
| 3926 | { |
| 3927 | struct ieee80211com *ic = vap->iv_ic; |
| 3928 | struct run_softc *sc = ic->ic_ifp->if_softc; |
| 3929 | struct run_vap *rvp = RUN_VAP(vap); |
| 3930 | int mcast = 0; |
| 3931 | uint32_t i; |
| 3932 | |
| 3933 | KASSERT(vap != NULL, ("no beacon")); |
| 3934 | |
| 3935 | switch (item) { |
| 3936 | case IEEE80211_BEACON_ERP: |
| 3937 | run_updateslot(ic->ic_ifp); |
| 3938 | break; |
| 3939 | case IEEE80211_BEACON_HTINFO: |
| 3940 | run_updateprot(ic); |
| 3941 | break; |
| 3942 | case IEEE80211_BEACON_TIM: |
| 3943 | mcast = 1; /*TODO*/ |
| 3944 | break; |
| 3945 | default: |
| 3946 | break; |
| 3947 | } |
| 3948 | |
| 3949 | setbit(rvp->bo.bo_flags, item); |
| 3950 | ieee80211_beacon_update(vap->iv_bss, &rvp->bo, rvp->beacon_mbuf, mcast); |
| 3951 | |
| 3952 | i = RUN_CMDQ_GET(&sc->cmdq_store); |
| 3953 | DPRINTF("cmdq_store=%d\n", i); |
| 3954 | sc->cmdq[i].func = run_update_beacon_cb; |
| 3955 | sc->cmdq[i].arg0 = vap; |
| 3956 | ieee80211_runtask(ic, &sc->cmdq_task); |
| 3957 | |
| 3958 | return; |
| 3959 | } |
| 3960 | |
| 3961 | static void |
| 3962 | run_update_beacon_cb(void *arg) |
| 3963 | { |
| 3964 | struct ieee80211vap *vap = arg; |
| 3965 | struct run_vap *rvp = RUN_VAP(vap); |
| 3966 | struct ieee80211com *ic = vap->iv_ic; |
| 3967 | struct run_softc *sc = ic->ic_ifp->if_softc; |
| 3968 | struct rt2860_txwi txwi; |
| 3969 | struct mbuf *m; |
| 3970 | uint8_t ridx; |
| 3971 | |
| 3972 | if (vap->iv_bss->ni_chan == IEEE80211_CHAN_ANYC) |
| 3973 | return; |
| 3974 | |
| 3975 | /* |
| 3976 | * No need to call ieee80211_beacon_update(), run_update_beacon() |
| 3977 | * is taking care of apropriate calls. |
| 3978 | */ |
| 3979 | if (rvp->beacon_mbuf == NULL) { |
| 3980 | rvp->beacon_mbuf = ieee80211_beacon_alloc(vap->iv_bss, |
| 3981 | &rvp->bo); |
| 3982 | if (rvp->beacon_mbuf == NULL) |
| 3983 | return; |
| 3984 | } |
| 3985 | m = rvp->beacon_mbuf; |
| 3986 | |
| 3987 | memset(&txwi, 0, sizeof txwi); |
| 3988 | txwi.wcid = 0xff; |
| 3989 | txwi.len = htole16(m->m_pkthdr.len); |
| 3990 | /* send beacons at the lowest available rate */ |
| 3991 | ridx = (ic->ic_curmode == IEEE80211_MODE_11A) ? |
| 3992 | RT2860_RIDX_OFDM6 : RT2860_RIDX_CCK1; |
| 3993 | txwi.phy = htole16(rt2860_rates[ridx].mcs); |
| 3994 | if (rt2860_rates[ridx].phy == IEEE80211_T_OFDM) |
| 3995 | txwi.phy |= htole16(RT2860_PHY_OFDM); |
| 3996 | txwi.txop = RT2860_TX_TXOP_HT; |
| 3997 | txwi.flags = RT2860_TX_TS; |
| 3998 | txwi.xflags = RT2860_TX_NSEQ; |
| 3999 | |
| 4000 | run_write_region_1(sc, RT2860_BCN_BASE(rvp->rvp_id), |
| 4001 | (uint8_t *)&txwi, sizeof txwi); |
| 4002 | run_write_region_1(sc, RT2860_BCN_BASE(rvp->rvp_id) + sizeof txwi, |
| 4003 | mtod(m, uint8_t *), (m->m_pkthdr.len + 1) & ~1); /* roundup len */ |
| 4004 | |
| 4005 | return; |
| 4006 | } |
| 4007 | |
| 4008 | static void |
| 4009 | run_updateprot(struct ieee80211com *ic) |
| 4010 | { |
| 4011 | struct run_softc *sc = ic->ic_ifp->if_softc; |
| 4012 | uint32_t i; |
| 4013 | |
| 4014 | i = RUN_CMDQ_GET(&sc->cmdq_store); |
| 4015 | DPRINTF("cmdq_store=%d\n", i); |
| 4016 | sc->cmdq[i].func = run_updateprot_cb; |
| 4017 | sc->cmdq[i].arg0 = ic; |
| 4018 | ieee80211_runtask(ic, &sc->cmdq_task); |
| 4019 | } |
| 4020 | |
| 4021 | static void |
| 4022 | run_updateprot_cb(void *arg) |
| 4023 | { |
| 4024 | struct ieee80211com *ic = arg; |
| 4025 | struct run_softc *sc = ic->ic_ifp->if_softc; |
| 4026 | uint32_t tmp; |
| 4027 | |
| 4028 | tmp = RT2860_RTSTH_EN | RT2860_PROT_NAV_SHORT | RT2860_TXOP_ALLOW_ALL; |
| 4029 | /* setup protection frame rate (MCS code) */ |
| 4030 | tmp |= (ic->ic_curmode == IEEE80211_MODE_11A) ? |
| 4031 | rt2860_rates[RT2860_RIDX_OFDM6].mcs : |
| 4032 | rt2860_rates[RT2860_RIDX_CCK11].mcs; |
| 4033 | |
| 4034 | /* CCK frames don't require protection */ |
| 4035 | run_write(sc, RT2860_CCK_PROT_CFG, tmp); |
| 4036 | if (ic->ic_flags & IEEE80211_F_USEPROT) { |
| 4037 | if (ic->ic_protmode == IEEE80211_PROT_RTSCTS) |
| 4038 | tmp |= RT2860_PROT_CTRL_RTS_CTS; |
| 4039 | else if (ic->ic_protmode == IEEE80211_PROT_CTSONLY) |
| 4040 | tmp |= RT2860_PROT_CTRL_CTS; |
| 4041 | } |
| 4042 | run_write(sc, RT2860_OFDM_PROT_CFG, tmp); |
| 4043 | } |
| 4044 | |
| 4045 | static void |
| 4046 | run_usb_timeout_cb(void *arg) |
| 4047 | { |
| 4048 | struct ieee80211vap *vap = arg; |
| 4049 | struct run_softc *sc = vap->iv_ic->ic_ifp->if_softc; |
| 4050 | |
| 4051 | RUN_LOCK_ASSERT(sc, MA_OWNED); |
| 4052 | |
| 4053 | if(vap->iv_state == IEEE80211_S_RUN && |
| 4054 | vap->iv_opmode != IEEE80211_M_STA) |
| 4055 | run_reset_livelock(sc); |
| 4056 | else if (vap->iv_state == IEEE80211_S_SCAN) { |
| 4057 | DPRINTF("timeout caused by scan\n"); |
| 4058 | /* cancel bgscan */ |
| 4059 | ieee80211_cancel_scan(vap); |
| 4060 | } else |
| 4061 | DPRINTF("timeout by unknown cause\n"); |
| 4062 | } |
| 4063 | |
| 4064 | static void |
| 4065 | run_reset_livelock(struct run_softc *sc) |
| 4066 | { |
| 4067 | uint32_t tmp; |
| 4068 | |
| 4069 | RUN_LOCK_ASSERT(sc, MA_OWNED); |
| 4070 | |
| 4071 | /* |
| 4072 | * In IBSS or HostAP modes (when the hardware sends beacons), the MAC |
| 4073 | * can run into a livelock and start sending CTS-to-self frames like |
| 4074 | * crazy if protection is enabled. Reset MAC/BBP for a while |
| 4075 | */ |
| 4076 | run_read(sc, RT2860_DEBUG, &tmp); |
| 4077 | DPRINTFN(3, "debug reg %08x\n", tmp); |
| 4078 | if ((tmp & (1 << 29)) && (tmp & (1 << 7 | 1 << 5))) { |
| 4079 | DPRINTF("CTS-to-self livelock detected\n"); |
| 4080 | run_write(sc, RT2860_MAC_SYS_CTRL, RT2860_MAC_SRST); |
| 4081 | run_delay(sc, 1); |
| 4082 | run_write(sc, RT2860_MAC_SYS_CTRL, |
| 4083 | RT2860_MAC_RX_EN | RT2860_MAC_TX_EN); |
| 4084 | } |
| 4085 | } |
| 4086 | |
| 4087 | static void |
| 4088 | run_update_promisc_locked(struct ifnet *ifp) |
| 4089 | { |
| 4090 | struct run_softc *sc = ifp->if_softc; |
| 4091 | uint32_t tmp; |
| 4092 | |
| 4093 | run_read(sc, RT2860_RX_FILTR_CFG, &tmp); |
| 4094 | |
| 4095 | tmp |= RT2860_DROP_UC_NOME; |
| 4096 | if (ifp->if_flags & IFF_PROMISC) |
| 4097 | tmp &= ~RT2860_DROP_UC_NOME; |
| 4098 | |
| 4099 | run_write(sc, RT2860_RX_FILTR_CFG, tmp); |
| 4100 | |
| 4101 | DPRINTF("%s promiscuous mode\n", (ifp->if_flags & IFF_PROMISC) ? |
| 4102 | "entering" : "leaving"); |
| 4103 | } |
| 4104 | |
| 4105 | static void |
| 4106 | run_update_promisc(struct ifnet *ifp) |
| 4107 | { |
| 4108 | struct run_softc *sc = ifp->if_softc; |
| 4109 | |
| 4110 | if ((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0) |
| 4111 | return; |
| 4112 | |
| 4113 | RUN_LOCK(sc); |
| 4114 | run_update_promisc_locked(ifp); |
| 4115 | RUN_UNLOCK(sc); |
| 4116 | } |
| 4117 | |
| 4118 | static void |
| 4119 | run_enable_tsf_sync(struct run_softc *sc) |
| 4120 | { |
| 4121 | struct ieee80211com *ic = sc->sc_ifp->if_l2com; |
| 4122 | struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps); |
| 4123 | uint32_t tmp; |
| 4124 | |
| 4125 | DPRINTF("rvp_id=%d ic_opmode=%d\n", RUN_VAP(vap)->rvp_id, ic->ic_opmode); |
| 4126 | |
| 4127 | run_read(sc, RT2860_BCN_TIME_CFG, &tmp); |
| 4128 | tmp &= ~0x1fffff; |
| 4129 | tmp |= vap->iv_bss->ni_intval * 16; |
| 4130 | tmp |= RT2860_TSF_TIMER_EN | RT2860_TBTT_TIMER_EN; |
| 4131 | |
| 4132 | if (ic->ic_opmode == IEEE80211_M_STA) { |
| 4133 | /* |
| 4134 | * Local TSF is always updated with remote TSF on beacon |
| 4135 | * reception. |
| 4136 | */ |
| 4137 | tmp |= 1 << RT2860_TSF_SYNC_MODE_SHIFT; |
| 4138 | } else if (ic->ic_opmode == IEEE80211_M_IBSS) { |
| 4139 | tmp |= RT2860_BCN_TX_EN; |
| 4140 | /* |
| 4141 | * Local TSF is updated with remote TSF on beacon reception |
| 4142 | * only if the remote TSF is greater than local TSF. |
| 4143 | */ |
| 4144 | tmp |= 2 << RT2860_TSF_SYNC_MODE_SHIFT; |
| 4145 | } else if (ic->ic_opmode == IEEE80211_M_HOSTAP || |
| 4146 | ic->ic_opmode == IEEE80211_M_MBSS) { |
| 4147 | tmp |= RT2860_BCN_TX_EN; |
| 4148 | /* SYNC with nobody */ |
| 4149 | tmp |= 3 << RT2860_TSF_SYNC_MODE_SHIFT; |
| 4150 | } else { |
| 4151 | DPRINTF("Enabling TSF failed. undefined opmode\n"); |
| 4152 | return; |
| 4153 | } |
| 4154 | |
| 4155 | run_write(sc, RT2860_BCN_TIME_CFG, tmp); |
| 4156 | } |
| 4157 | |
| 4158 | static void |
| 4159 | run_enable_mrr(struct run_softc *sc) |
| 4160 | { |
| 4161 | #define CCK(mcs) (mcs) |
| 4162 | #define OFDM(mcs) (1 << 3 | (mcs)) |
| 4163 | run_write(sc, RT2860_LG_FBK_CFG0, |
| 4164 | OFDM(6) << 28 | /* 54->48 */ |
| 4165 | OFDM(5) << 24 | /* 48->36 */ |
| 4166 | OFDM(4) << 20 | /* 36->24 */ |
| 4167 | OFDM(3) << 16 | /* 24->18 */ |
| 4168 | OFDM(2) << 12 | /* 18->12 */ |
| 4169 | OFDM(1) << 8 | /* 12-> 9 */ |
| 4170 | OFDM(0) << 4 | /* 9-> 6 */ |
| 4171 | OFDM(0)); /* 6-> 6 */ |
| 4172 | |
| 4173 | run_write(sc, RT2860_LG_FBK_CFG1, |
| 4174 | CCK(2) << 12 | /* 11->5.5 */ |
| 4175 | CCK(1) << 8 | /* 5.5-> 2 */ |
| 4176 | CCK(0) << 4 | /* 2-> 1 */ |
| 4177 | CCK(0)); /* 1-> 1 */ |
| 4178 | #undef OFDM |
| 4179 | #undef CCK |
| 4180 | } |
| 4181 | |
| 4182 | static void |
| 4183 | run_set_txpreamble(struct run_softc *sc) |
| 4184 | { |
| 4185 | struct ieee80211com *ic = sc->sc_ifp->if_l2com; |
| 4186 | uint32_t tmp; |
| 4187 | |
| 4188 | run_read(sc, RT2860_AUTO_RSP_CFG, &tmp); |
| 4189 | if (ic->ic_flags & IEEE80211_F_SHPREAMBLE) |
| 4190 | tmp |= RT2860_CCK_SHORT_EN; |
| 4191 | else |
| 4192 | tmp &= ~RT2860_CCK_SHORT_EN; |
| 4193 | run_write(sc, RT2860_AUTO_RSP_CFG, tmp); |
| 4194 | } |
| 4195 | |
| 4196 | static void |
| 4197 | run_set_basicrates(struct run_softc *sc) |
| 4198 | { |
| 4199 | struct ieee80211com *ic = sc->sc_ifp->if_l2com; |
| 4200 | |
| 4201 | /* set basic rates mask */ |
| 4202 | if (ic->ic_curmode == IEEE80211_MODE_11B) |
| 4203 | run_write(sc, RT2860_LEGACY_BASIC_RATE, 0x003); |
| 4204 | else if (ic->ic_curmode == IEEE80211_MODE_11A) |
| 4205 | run_write(sc, RT2860_LEGACY_BASIC_RATE, 0x150); |
| 4206 | else /* 11g */ |
| 4207 | run_write(sc, RT2860_LEGACY_BASIC_RATE, 0x15f); |
| 4208 | } |
| 4209 | |
| 4210 | static void |
| 4211 | run_set_leds(struct run_softc *sc, uint16_t which) |
| 4212 | { |
| 4213 | (void)run_mcu_cmd(sc, RT2860_MCU_CMD_LEDS, |
| 4214 | which | (sc->leds & 0x7f)); |
| 4215 | } |
| 4216 | |
| 4217 | static void |
| 4218 | run_set_bssid(struct run_softc *sc, const uint8_t *bssid) |
| 4219 | { |
| 4220 | run_write(sc, RT2860_MAC_BSSID_DW0, |
| 4221 | bssid[0] | bssid[1] << 8 | bssid[2] << 16 | bssid[3] << 24); |
| 4222 | run_write(sc, RT2860_MAC_BSSID_DW1, |
| 4223 | bssid[4] | bssid[5] << 8); |
| 4224 | } |
| 4225 | |
| 4226 | static void |
| 4227 | run_set_macaddr(struct run_softc *sc, const uint8_t *addr) |
| 4228 | { |
| 4229 | run_write(sc, RT2860_MAC_ADDR_DW0, |
| 4230 | addr[0] | addr[1] << 8 | addr[2] << 16 | addr[3] << 24); |
| 4231 | run_write(sc, RT2860_MAC_ADDR_DW1, |
| 4232 | addr[4] | addr[5] << 8 | 0xff << 16); |
| 4233 | } |
| 4234 | |
| 4235 | static void |
| 4236 | run_updateslot(struct ifnet *ifp) |
| 4237 | { |
| 4238 | struct run_softc *sc = ifp->if_softc; |
| 4239 | struct ieee80211com *ic = ifp->if_l2com; |
| 4240 | uint32_t i; |
| 4241 | |
| 4242 | i = RUN_CMDQ_GET(&sc->cmdq_store); |
| 4243 | DPRINTF("cmdq_store=%d\n", i); |
| 4244 | sc->cmdq[i].func = run_updateslot_cb; |
| 4245 | sc->cmdq[i].arg0 = ifp; |
| 4246 | ieee80211_runtask(ic, &sc->cmdq_task); |
| 4247 | |
| 4248 | return; |
| 4249 | } |
| 4250 | |
| 4251 | /* ARGSUSED */ |
| 4252 | static void |
| 4253 | run_updateslot_cb(void *arg) |
| 4254 | { |
| 4255 | struct ifnet *ifp = arg; |
| 4256 | struct run_softc *sc = ifp->if_softc; |
| 4257 | struct ieee80211com *ic = ifp->if_l2com; |
| 4258 | uint32_t tmp; |
| 4259 | |
| 4260 | run_read(sc, RT2860_BKOFF_SLOT_CFG, &tmp); |
| 4261 | tmp &= ~0xff; |
| 4262 | tmp |= (ic->ic_flags & IEEE80211_F_SHSLOT) ? 9 : 20; |
| 4263 | run_write(sc, RT2860_BKOFF_SLOT_CFG, tmp); |
| 4264 | } |
| 4265 | |
| 4266 | static void |
| 4267 | run_update_mcast(struct ifnet *ifp) |
| 4268 | { |
| 4269 | /* h/w filter supports getting everything or nothing */ |
| 4270 | ifp->if_flags |= IFF_ALLMULTI; |
| 4271 | } |
| 4272 | |
| 4273 | static int8_t |
| 4274 | run_rssi2dbm(struct run_softc *sc, uint8_t rssi, uint8_t rxchain) |
| 4275 | { |
| 4276 | struct ieee80211com *ic = sc->sc_ifp->if_l2com; |
| 4277 | struct ieee80211_channel *c = ic->ic_curchan; |
| 4278 | int delta; |
| 4279 | |
| 4280 | if (IEEE80211_IS_CHAN_5GHZ(c)) { |
| 4281 | uint32_t chan = ieee80211_chan2ieee(ic, c); |
| 4282 | delta = sc->rssi_5ghz[rxchain]; |
| 4283 | |
| 4284 | /* determine channel group */ |
| 4285 | if (chan <= 64) |
| 4286 | delta -= sc->lna[1]; |
| 4287 | else if (chan <= 128) |
| 4288 | delta -= sc->lna[2]; |
| 4289 | else |
| 4290 | delta -= sc->lna[3]; |
| 4291 | } else |
| 4292 | delta = sc->rssi_2ghz[rxchain] - sc->lna[0]; |
| 4293 | |
| 4294 | return (-12 - delta - rssi); |
| 4295 | } |
| 4296 | |
| 4297 | static int |
| 4298 | run_bbp_init(struct run_softc *sc) |
| 4299 | { |
| 4300 | int i, error, ntries; |
| 4301 | uint8_t bbp0; |
| 4302 | |
| 4303 | /* wait for BBP to wake up */ |
| 4304 | for (ntries = 0; ntries < 20; ntries++) { |
| 4305 | if ((error = run_bbp_read(sc, 0, &bbp0)) != 0) |
| 4306 | return error; |
| 4307 | if (bbp0 != 0 && bbp0 != 0xff) |
| 4308 | break; |
| 4309 | } |
| 4310 | if (ntries == 20) |
| 4311 | return (ETIMEDOUT); |
| 4312 | |
| 4313 | /* initialize BBP registers to default values */ |
| 4314 | for (i = 0; i < nitems(rt2860_def_bbp); i++) { |
| 4315 | run_bbp_write(sc, rt2860_def_bbp[i].reg, |
| 4316 | rt2860_def_bbp[i].val); |
| 4317 | } |
| 4318 | |
| 4319 | /* fix BBP84 for RT2860E */ |
| 4320 | if (sc->mac_ver == 0x2860 && sc->mac_rev != 0x0101) |
| 4321 | run_bbp_write(sc, 84, 0x19); |
| 4322 | |
| 4323 | if (sc->mac_ver >= 0x3070) { |
| 4324 | run_bbp_write(sc, 79, 0x13); |
| 4325 | run_bbp_write(sc, 80, 0x05); |
| 4326 | run_bbp_write(sc, 81, 0x33); |
| 4327 | } else if (sc->mac_ver == 0x2860 && sc->mac_rev == 0x0100) { |
| 4328 | run_bbp_write(sc, 69, 0x16); |
| 4329 | run_bbp_write(sc, 73, 0x12); |
| 4330 | } |
| 4331 | return (0); |
| 4332 | } |
| 4333 | |
| 4334 | static int |
| 4335 | run_rt3070_rf_init(struct run_softc *sc) |
| 4336 | { |
| 4337 | uint32_t tmp; |
| 4338 | uint8_t rf, target, bbp4; |
| 4339 | int i; |
| 4340 | |
| 4341 | run_rt3070_rf_read(sc, 30, &rf); |
| 4342 | /* toggle RF R30 bit 7 */ |
| 4343 | run_rt3070_rf_write(sc, 30, rf | 0x80); |
| 4344 | run_delay(sc, 10); |
| 4345 | run_rt3070_rf_write(sc, 30, rf & ~0x80); |
| 4346 | |
| 4347 | /* initialize RF registers to default value */ |
| 4348 | if (sc->mac_ver == 0x3572) { |
| 4349 | for (i = 0; i < nitems(rt3572_def_rf); i++) { |
| 4350 | run_rt3070_rf_write(sc, rt3572_def_rf[i].reg, |
| 4351 | rt3572_def_rf[i].val); |
| 4352 | } |
| 4353 | } else { |
| 4354 | for (i = 0; i < nitems(rt3070_def_rf); i++) { |
| 4355 | run_rt3070_rf_write(sc, rt3070_def_rf[i].reg, |
| 4356 | rt3070_def_rf[i].val); |
| 4357 | } |
| 4358 | } |
| 4359 | |
| 4360 | if (sc->mac_ver == 0x3070) { |
| 4361 | /* change voltage from 1.2V to 1.35V for RT3070 */ |
| 4362 | run_read(sc, RT3070_LDO_CFG0, &tmp); |
| 4363 | tmp = (tmp & ~0x0f000000) | 0x0d000000; |
| 4364 | run_write(sc, RT3070_LDO_CFG0, tmp); |
| 4365 | |
| 4366 | } else if (sc->mac_ver == 0x3071) { |
| 4367 | run_rt3070_rf_read(sc, 6, &rf); |
| 4368 | run_rt3070_rf_write(sc, 6, rf | 0x40); |
| 4369 | run_rt3070_rf_write(sc, 31, 0x14); |
| 4370 | |
| 4371 | run_read(sc, RT3070_LDO_CFG0, &tmp); |
| 4372 | tmp &= ~0x1f000000; |
| 4373 | if (sc->mac_rev < 0x0211) |
| 4374 | tmp |= 0x0d000000; /* 1.3V */ |
| 4375 | else |
| 4376 | tmp |= 0x01000000; /* 1.2V */ |
| 4377 | run_write(sc, RT3070_LDO_CFG0, tmp); |
| 4378 | |
| 4379 | /* patch LNA_PE_G1 */ |
| 4380 | run_read(sc, RT3070_GPIO_SWITCH, &tmp); |
| 4381 | run_write(sc, RT3070_GPIO_SWITCH, tmp & ~0x20); |
| 4382 | |
| 4383 | } else if (sc->mac_ver == 0x3572) { |
| 4384 | run_rt3070_rf_read(sc, 6, &rf); |
| 4385 | run_rt3070_rf_write(sc, 6, rf | 0x40); |
| 4386 | |
| 4387 | /* increase voltage from 1.2V to 1.35V */ |
| 4388 | run_read(sc, RT3070_LDO_CFG0, &tmp); |
| 4389 | tmp = (tmp & ~0x1f000000) | 0x0d000000; |
| 4390 | run_write(sc, RT3070_LDO_CFG0, tmp); |
| 4391 | |
| 4392 | if (sc->mac_rev < 0x0211 || !sc->patch_dac) { |
| 4393 | run_delay(sc, 1); /* wait for 1msec */ |
| 4394 | /* decrease voltage back to 1.2V */ |
| 4395 | tmp = (tmp & ~0x1f000000) | 0x01000000; |
| 4396 | run_write(sc, RT3070_LDO_CFG0, tmp); |
| 4397 | } |
| 4398 | } |
| 4399 | |
| 4400 | /* select 20MHz bandwidth */ |
| 4401 | run_rt3070_rf_read(sc, 31, &rf); |
| 4402 | run_rt3070_rf_write(sc, 31, rf & ~0x20); |
| 4403 | |
| 4404 | /* calibrate filter for 20MHz bandwidth */ |
| 4405 | sc->rf24_20mhz = 0x1f; /* default value */ |
| 4406 | target = (sc->mac_ver < 0x3071) ? 0x16 : 0x13; |
| 4407 | run_rt3070_filter_calib(sc, 0x07, target, &sc->rf24_20mhz); |
| 4408 | |
| 4409 | /* select 40MHz bandwidth */ |
| 4410 | run_bbp_read(sc, 4, &bbp4); |
| 4411 | run_bbp_write(sc, 4, (bbp4 & ~0x08) | 0x10); |
| 4412 | run_rt3070_rf_read(sc, 31, &rf); |
| 4413 | run_rt3070_rf_write(sc, 31, rf | 0x20); |
| 4414 | |
| 4415 | /* calibrate filter for 40MHz bandwidth */ |
| 4416 | sc->rf24_40mhz = 0x2f; /* default value */ |
| 4417 | target = (sc->mac_ver < 0x3071) ? 0x19 : 0x15; |
| 4418 | run_rt3070_filter_calib(sc, 0x27, target, &sc->rf24_40mhz); |
| 4419 | |
| 4420 | /* go back to 20MHz bandwidth */ |
| 4421 | run_bbp_read(sc, 4, &bbp4); |
| 4422 | run_bbp_write(sc, 4, bbp4 & ~0x18); |
| 4423 | |
| 4424 | if (sc->mac_ver == 0x3572) { |
| 4425 | /* save default BBP registers 25 and 26 values */ |
| 4426 | run_bbp_read(sc, 25, &sc->bbp25); |
| 4427 | run_bbp_read(sc, 26, &sc->bbp26); |
| 4428 | } else if (sc->mac_rev < 0x0211) |
| 4429 | run_rt3070_rf_write(sc, 27, 0x03); |
| 4430 | |
| 4431 | run_read(sc, RT3070_OPT_14, &tmp); |
| 4432 | run_write(sc, RT3070_OPT_14, tmp | 1); |
| 4433 | |
| 4434 | if (sc->mac_ver == 0x3070 || sc->mac_ver == 0x3071) { |
| 4435 | run_rt3070_rf_read(sc, 17, &rf); |
| 4436 | rf &= ~RT3070_TX_LO1; |
| 4437 | if ((sc->mac_ver == 0x3070 || |
| 4438 | (sc->mac_ver == 0x3071 && sc->mac_rev >= 0x0211)) && |
| 4439 | !sc->ext_2ghz_lna) |
| 4440 | rf |= 0x20; /* fix for long range Rx issue */ |
| 4441 | if (sc->txmixgain_2ghz >= 1) |
| 4442 | rf = (rf & ~0x7) | sc->txmixgain_2ghz; |
| 4443 | run_rt3070_rf_write(sc, 17, rf); |
| 4444 | } |
| 4445 | |
| 4446 | if (sc->mac_rev == 0x3071) { |
| 4447 | run_rt3070_rf_read(sc, 1, &rf); |
| 4448 | rf &= ~(RT3070_RX0_PD | RT3070_TX0_PD); |
| 4449 | rf |= RT3070_RF_BLOCK | RT3070_RX1_PD | RT3070_TX1_PD; |
| 4450 | run_rt3070_rf_write(sc, 1, rf); |
| 4451 | |
| 4452 | run_rt3070_rf_read(sc, 15, &rf); |
| 4453 | run_rt3070_rf_write(sc, 15, rf & ~RT3070_TX_LO2); |
| 4454 | |
| 4455 | run_rt3070_rf_read(sc, 20, &rf); |
| 4456 | run_rt3070_rf_write(sc, 20, rf & ~RT3070_RX_LO1); |
| 4457 | |
| 4458 | run_rt3070_rf_read(sc, 21, &rf); |
| 4459 | run_rt3070_rf_write(sc, 21, rf & ~RT3070_RX_LO2); |
| 4460 | } |
| 4461 | |
| 4462 | if (sc->mac_ver == 0x3070 || sc->mac_ver == 0x3071) { |
| 4463 | /* fix Tx to Rx IQ glitch by raising RF voltage */ |
| 4464 | run_rt3070_rf_read(sc, 27, &rf); |
| 4465 | rf &= ~0x77; |
| 4466 | if (sc->mac_rev < 0x0211) |
| 4467 | rf |= 0x03; |
| 4468 | run_rt3070_rf_write(sc, 27, rf); |
| 4469 | } |
| 4470 | return (0); |
| 4471 | } |
| 4472 | |
| 4473 | static int |
| 4474 | run_rt3070_filter_calib(struct run_softc *sc, uint8_t init, uint8_t target, |
| 4475 | uint8_t *val) |
| 4476 | { |
| 4477 | uint8_t rf22, rf24; |
| 4478 | uint8_t bbp55_pb, bbp55_sb, delta; |
| 4479 | int ntries; |
| 4480 | |
| 4481 | /* program filter */ |
| 4482 | run_rt3070_rf_read(sc, 24, &rf24); |
| 4483 | rf24 = (rf24 & 0xc0) | init; /* initial filter value */ |
| 4484 | run_rt3070_rf_write(sc, 24, rf24); |
| 4485 | |
| 4486 | /* enable baseband loopback mode */ |
| 4487 | run_rt3070_rf_read(sc, 22, &rf22); |
| 4488 | run_rt3070_rf_write(sc, 22, rf22 | 0x01); |
| 4489 | |
| 4490 | /* set power and frequency of passband test tone */ |
| 4491 | run_bbp_write(sc, 24, 0x00); |
| 4492 | for (ntries = 0; ntries < 100; ntries++) { |
| 4493 | /* transmit test tone */ |
| 4494 | run_bbp_write(sc, 25, 0x90); |
| 4495 | run_delay(sc, 10); |
| 4496 | /* read received power */ |
| 4497 | run_bbp_read(sc, 55, &bbp55_pb); |
| 4498 | if (bbp55_pb != 0) |
| 4499 | break; |
| 4500 | } |
| 4501 | if (ntries == 100) |
| 4502 | return ETIMEDOUT; |
| 4503 | |
| 4504 | /* set power and frequency of stopband test tone */ |
| 4505 | run_bbp_write(sc, 24, 0x06); |
| 4506 | for (ntries = 0; ntries < 100; ntries++) { |
| 4507 | /* transmit test tone */ |
| 4508 | run_bbp_write(sc, 25, 0x90); |
| 4509 | run_delay(sc, 10); |
| 4510 | /* read received power */ |
| 4511 | run_bbp_read(sc, 55, &bbp55_sb); |
| 4512 | |
| 4513 | delta = bbp55_pb - bbp55_sb; |
| 4514 | if (delta > target) |
| 4515 | break; |
| 4516 | |
| 4517 | /* reprogram filter */ |
| 4518 | rf24++; |
| 4519 | run_rt3070_rf_write(sc, 24, rf24); |
| 4520 | } |
| 4521 | if (ntries < 100) { |
| 4522 | if (rf24 != init) |
| 4523 | rf24--; /* backtrack */ |
| 4524 | *val = rf24; |
| 4525 | run_rt3070_rf_write(sc, 24, rf24); |
| 4526 | } |
| 4527 | |
| 4528 | /* restore initial state */ |
| 4529 | run_bbp_write(sc, 24, 0x00); |
| 4530 | |
| 4531 | /* disable baseband loopback mode */ |
| 4532 | run_rt3070_rf_read(sc, 22, &rf22); |
| 4533 | run_rt3070_rf_write(sc, 22, rf22 & ~0x01); |
| 4534 | |
| 4535 | return (0); |
| 4536 | } |
| 4537 | |
| 4538 | static void |
| 4539 | run_rt3070_rf_setup(struct run_softc *sc) |
| 4540 | { |
| 4541 | uint8_t bbp, rf; |
| 4542 | int i; |
| 4543 | |
| 4544 | if (sc->mac_ver == 0x3572) { |
| 4545 | /* enable DC filter */ |
| 4546 | if (sc->mac_rev >= 0x0201) |
| 4547 | run_bbp_write(sc, 103, 0xc0); |
| 4548 | |
| 4549 | run_bbp_read(sc, 138, &bbp); |
| 4550 | if (sc->ntxchains == 1) |
| 4551 | bbp |= 0x20; /* turn off DAC1 */ |
| 4552 | if (sc->nrxchains == 1) |
| 4553 | bbp &= ~0x02; /* turn off ADC1 */ |
| 4554 | run_bbp_write(sc, 138, bbp); |
| 4555 | |
| 4556 | if (sc->mac_rev >= 0x0211) { |
| 4557 | /* improve power consumption */ |
| 4558 | run_bbp_read(sc, 31, &bbp); |
| 4559 | run_bbp_write(sc, 31, bbp & ~0x03); |
| 4560 | } |
| 4561 | |
| 4562 | run_rt3070_rf_read(sc, 16, &rf); |
| 4563 | rf = (rf & ~0x07) | sc->txmixgain_2ghz; |
| 4564 | run_rt3070_rf_write(sc, 16, rf); |
| 4565 | |
| 4566 | } else if (sc->mac_ver == 0x3071) { |
| 4567 | /* enable DC filter */ |
| 4568 | if (sc->mac_rev >= 0x0201) |
| 4569 | run_bbp_write(sc, 103, 0xc0); |
| 4570 | |
| 4571 | run_bbp_read(sc, 138, &bbp); |
| 4572 | if (sc->ntxchains == 1) |
| 4573 | bbp |= 0x20; /* turn off DAC1 */ |
| 4574 | if (sc->nrxchains == 1) |
| 4575 | bbp &= ~0x02; /* turn off ADC1 */ |
| 4576 | run_bbp_write(sc, 138, bbp); |
| 4577 | |
| 4578 | if (sc->mac_rev >= 0x0211) { |
| 4579 | /* improve power consumption */ |
| 4580 | run_bbp_read(sc, 31, &bbp); |
| 4581 | run_bbp_write(sc, 31, bbp & ~0x03); |
| 4582 | } |
| 4583 | |
| 4584 | run_write(sc, RT2860_TX_SW_CFG1, 0); |
| 4585 | if (sc->mac_rev < 0x0211) { |
| 4586 | run_write(sc, RT2860_TX_SW_CFG2, |
| 4587 | sc->patch_dac ? 0x2c : 0x0f); |
| 4588 | } else |
| 4589 | run_write(sc, RT2860_TX_SW_CFG2, 0); |
| 4590 | |
| 4591 | } else if (sc->mac_ver == 0x3070) { |
| 4592 | if (sc->mac_rev >= 0x0201) { |
| 4593 | /* enable DC filter */ |
| 4594 | run_bbp_write(sc, 103, 0xc0); |
| 4595 | |
| 4596 | /* improve power consumption */ |
| 4597 | run_bbp_read(sc, 31, &bbp); |
| 4598 | run_bbp_write(sc, 31, bbp & ~0x03); |
| 4599 | } |
| 4600 | |
| 4601 | if (sc->mac_rev < 0x0211) { |
| 4602 | run_write(sc, RT2860_TX_SW_CFG1, 0); |
| 4603 | run_write(sc, RT2860_TX_SW_CFG2, 0x2c); |
| 4604 | } else |
| 4605 | run_write(sc, RT2860_TX_SW_CFG2, 0); |
| 4606 | } |
| 4607 | |
| 4608 | /* initialize RF registers from ROM for >=RT3071*/ |
| 4609 | if (sc->mac_ver >= 0x3071) { |
| 4610 | for (i = 0; i < 10; i++) { |
| 4611 | if (sc->rf[i].reg == 0 || sc->rf[i].reg == 0xff) |
| 4612 | continue; |
| 4613 | run_rt3070_rf_write(sc, sc->rf[i].reg, sc->rf[i].val); |
| 4614 | } |
| 4615 | } |
| 4616 | } |
| 4617 | |
| 4618 | static int |
| 4619 | run_txrx_enable(struct run_softc *sc) |
| 4620 | { |
| 4621 | struct ieee80211com *ic = sc->sc_ifp->if_l2com; |
| 4622 | uint32_t tmp; |
| 4623 | int error, ntries; |
| 4624 | |
| 4625 | run_write(sc, RT2860_MAC_SYS_CTRL, RT2860_MAC_TX_EN); |
| 4626 | for (ntries = 0; ntries < 200; ntries++) { |
| 4627 | if ((error = run_read(sc, RT2860_WPDMA_GLO_CFG, &tmp)) != 0) |
| 4628 | return error; |
| 4629 | if ((tmp & (RT2860_TX_DMA_BUSY | RT2860_RX_DMA_BUSY)) == 0) |
| 4630 | break; |
| 4631 | run_delay(sc, 50); |
| 4632 | } |
| 4633 | if (ntries == 200) |
| 4634 | return ETIMEDOUT; |
| 4635 | |
| 4636 | run_delay(sc, 50); |
| 4637 | |
| 4638 | tmp |= RT2860_RX_DMA_EN | RT2860_TX_DMA_EN | RT2860_TX_WB_DDONE; |
| 4639 | run_write(sc, RT2860_WPDMA_GLO_CFG, tmp); |
| 4640 | |
| 4641 | /* enable Rx bulk aggregation (set timeout and limit) */ |
| 4642 | tmp = RT2860_USB_TX_EN | RT2860_USB_RX_EN | RT2860_USB_RX_AGG_EN | |
| 4643 | RT2860_USB_RX_AGG_TO(128) | RT2860_USB_RX_AGG_LMT(2); |
| 4644 | run_write(sc, RT2860_USB_DMA_CFG, tmp); |
| 4645 | |
| 4646 | /* set Rx filter */ |
| 4647 | tmp = RT2860_DROP_CRC_ERR | RT2860_DROP_PHY_ERR; |
| 4648 | if (ic->ic_opmode != IEEE80211_M_MONITOR) { |
| 4649 | tmp |= RT2860_DROP_UC_NOME | RT2860_DROP_DUPL | |
| 4650 | RT2860_DROP_CTS | RT2860_DROP_BA | RT2860_DROP_ACK | |
| 4651 | RT2860_DROP_VER_ERR | RT2860_DROP_CTRL_RSV | |
| 4652 | RT2860_DROP_CFACK | RT2860_DROP_CFEND; |
| 4653 | if (ic->ic_opmode == IEEE80211_M_STA) |
| 4654 | tmp |= RT2860_DROP_RTS | RT2860_DROP_PSPOLL; |
| 4655 | } |
| 4656 | run_write(sc, RT2860_RX_FILTR_CFG, tmp); |
| 4657 | |
| 4658 | run_write(sc, RT2860_MAC_SYS_CTRL, |
| 4659 | RT2860_MAC_RX_EN | RT2860_MAC_TX_EN); |
| 4660 | |
| 4661 | return (0); |
| 4662 | } |
| 4663 | |
| 4664 | static void |
| 4665 | run_init_locked(struct run_softc *sc) |
| 4666 | { |
| 4667 | struct ifnet *ifp = sc->sc_ifp; |
| 4668 | struct ieee80211com *ic = ifp->if_l2com; |
| 4669 | uint32_t tmp; |
| 4670 | uint8_t bbp1, bbp3; |
| 4671 | int i; |
| 4672 | int ridx; |
| 4673 | int ntries; |
| 4674 | |
| 4675 | if (ic->ic_nrunning > 1) |
| 4676 | return; |
| 4677 | |
| 4678 | run_stop(sc); |
| 4679 | |
| 4680 | for (ntries = 0; ntries < 100; ntries++) { |
| 4681 | if (run_read(sc, RT2860_ASIC_VER_ID, &tmp) != 0) |
| 4682 | goto fail; |
| 4683 | if (tmp != 0 && tmp != 0xffffffff) |
| 4684 | break; |
| 4685 | run_delay(sc, 10); |
| 4686 | } |
| 4687 | if (ntries == 100) |
| 4688 | goto fail; |
| 4689 | |
| 4690 | for (i = 0; i != RUN_EP_QUEUES; i++) |
| 4691 | run_setup_tx_list(sc, &sc->sc_epq[i]); |
| 4692 | |
| 4693 | run_set_macaddr(sc, IF_LLADDR(ifp)); |
| 4694 | |
| 4695 | for (ntries = 0; ntries < 100; ntries++) { |
| 4696 | if (run_read(sc, RT2860_WPDMA_GLO_CFG, &tmp) != 0) |
| 4697 | goto fail; |
| 4698 | if ((tmp & (RT2860_TX_DMA_BUSY | RT2860_RX_DMA_BUSY)) == 0) |
| 4699 | break; |
| 4700 | run_delay(sc, 10); |
| 4701 | } |
| 4702 | if (ntries == 100) { |
| 4703 | device_printf(sc->sc_dev, "timeout waiting for DMA engine\n"); |
| 4704 | goto fail; |
| 4705 | } |
| 4706 | tmp &= 0xff0; |
| 4707 | tmp |= RT2860_TX_WB_DDONE; |
| 4708 | run_write(sc, RT2860_WPDMA_GLO_CFG, tmp); |
| 4709 | |
| 4710 | /* turn off PME_OEN to solve high-current issue */ |
| 4711 | run_read(sc, RT2860_SYS_CTRL, &tmp); |
| 4712 | run_write(sc, RT2860_SYS_CTRL, tmp & ~RT2860_PME_OEN); |
| 4713 | |
| 4714 | run_write(sc, RT2860_MAC_SYS_CTRL, |
| 4715 | RT2860_BBP_HRST | RT2860_MAC_SRST); |
| 4716 | run_write(sc, RT2860_USB_DMA_CFG, 0); |
| 4717 | |
| 4718 | if (run_reset(sc) != 0) { |
| 4719 | device_printf(sc->sc_dev, "could not reset chipset\n"); |
| 4720 | goto fail; |
| 4721 | } |
| 4722 | |
| 4723 | run_write(sc, RT2860_MAC_SYS_CTRL, 0); |
| 4724 | |
| 4725 | /* init Tx power for all Tx rates (from EEPROM) */ |
| 4726 | for (ridx = 0; ridx < 5; ridx++) { |
| 4727 | if (sc->txpow20mhz[ridx] == 0xffffffff) |
| 4728 | continue; |
| 4729 | run_write(sc, RT2860_TX_PWR_CFG(ridx), sc->txpow20mhz[ridx]); |
| 4730 | } |
| 4731 | |
| 4732 | for (i = 0; i < nitems(rt2870_def_mac); i++) |
| 4733 | run_write(sc, rt2870_def_mac[i].reg, rt2870_def_mac[i].val); |
| 4734 | run_write(sc, RT2860_WMM_AIFSN_CFG, 0x00002273); |
| 4735 | run_write(sc, RT2860_WMM_CWMIN_CFG, 0x00002344); |
| 4736 | run_write(sc, RT2860_WMM_CWMAX_CFG, 0x000034aa); |
| 4737 | |
| 4738 | if (sc->mac_ver >= 0x3070) { |
| 4739 | /* set delay of PA_PE assertion to 1us (unit of 0.25us) */ |
| 4740 | run_write(sc, RT2860_TX_SW_CFG0, |
| 4741 | 4 << RT2860_DLY_PAPE_EN_SHIFT); |
| 4742 | } |
| 4743 | |
| 4744 | /* wait while MAC is busy */ |
| 4745 | for (ntries = 0; ntries < 100; ntries++) { |
| 4746 | if (run_read(sc, RT2860_MAC_STATUS_REG, &tmp) != 0) |
| 4747 | goto fail; |
| 4748 | if (!(tmp & (RT2860_RX_STATUS_BUSY | RT2860_TX_STATUS_BUSY))) |
| 4749 | break; |
| 4750 | run_delay(sc, 10); |
| 4751 | } |
| 4752 | if (ntries == 100) |
| 4753 | goto fail; |
| 4754 | |
| 4755 | /* clear Host to MCU mailbox */ |
| 4756 | run_write(sc, RT2860_H2M_BBPAGENT, 0); |
| 4757 | run_write(sc, RT2860_H2M_MAILBOX, 0); |
| 4758 | run_delay(sc, 10); |
| 4759 | |
| 4760 | if (run_bbp_init(sc) != 0) { |
| 4761 | device_printf(sc->sc_dev, "could not initialize BBP\n"); |
| 4762 | goto fail; |
| 4763 | } |
| 4764 | |
| 4765 | /* abort TSF synchronization */ |
| 4766 | run_read(sc, RT2860_BCN_TIME_CFG, &tmp); |
| 4767 | tmp &= ~(RT2860_BCN_TX_EN | RT2860_TSF_TIMER_EN | |
| 4768 | RT2860_TBTT_TIMER_EN); |
| 4769 | run_write(sc, RT2860_BCN_TIME_CFG, tmp); |
| 4770 | |
| 4771 | /* clear RX WCID search table */ |
| 4772 | run_set_region_4(sc, RT2860_WCID_ENTRY(0), 0, 512); |
| 4773 | /* clear WCID attribute table */ |
| 4774 | run_set_region_4(sc, RT2860_WCID_ATTR(0), 0, 8 * 32); |
| 4775 | |
| 4776 | /* hostapd sets a key before init. So, don't clear it. */ |
| 4777 | if (sc->cmdq_key_set != RUN_CMDQ_GO) { |
| 4778 | /* clear shared key table */ |
| 4779 | run_set_region_4(sc, RT2860_SKEY(0, 0), 0, 8 * 32); |
| 4780 | /* clear shared key mode */ |
| 4781 | run_set_region_4(sc, RT2860_SKEY_MODE_0_7, 0, 4); |
| 4782 | } |
| 4783 | |
| 4784 | run_read(sc, RT2860_US_CYC_CNT, &tmp); |
| 4785 | tmp = (tmp & ~0xff) | 0x1e; |
| 4786 | run_write(sc, RT2860_US_CYC_CNT, tmp); |
| 4787 | |
| 4788 | if (sc->mac_rev != 0x0101) |
| 4789 | run_write(sc, RT2860_TXOP_CTRL_CFG, 0x0000583f); |
| 4790 | |
| 4791 | run_write(sc, RT2860_WMM_TXOP0_CFG, 0); |
| 4792 | run_write(sc, RT2860_WMM_TXOP1_CFG, 48 << 16 | 96); |
| 4793 | |
| 4794 | /* write vendor-specific BBP values (from EEPROM) */ |
| 4795 | for (i = 0; i < 10; i++) { |
| 4796 | if (sc->bbp[i].reg == 0 || sc->bbp[i].reg == 0xff) |
| 4797 | continue; |
| 4798 | run_bbp_write(sc, sc->bbp[i].reg, sc->bbp[i].val); |
| 4799 | } |
| 4800 | |
| 4801 | /* select Main antenna for 1T1R devices */ |
| 4802 | if (sc->rf_rev == RT3070_RF_3020) |
| 4803 | run_set_rx_antenna(sc, 0); |
| 4804 | |
| 4805 | /* send LEDs operating mode to microcontroller */ |
| 4806 | (void)run_mcu_cmd(sc, RT2860_MCU_CMD_LED1, sc->led[0]); |
| 4807 | (void)run_mcu_cmd(sc, RT2860_MCU_CMD_LED2, sc->led[1]); |
| 4808 | (void)run_mcu_cmd(sc, RT2860_MCU_CMD_LED3, sc->led[2]); |
| 4809 | |
| 4810 | if (sc->mac_ver >= 0x3070) |
| 4811 | run_rt3070_rf_init(sc); |
| 4812 | |
| 4813 | /* disable non-existing Rx chains */ |
| 4814 | run_bbp_read(sc, 3, &bbp3); |
| 4815 | bbp3 &= ~(1 << 3 | 1 << 4); |
| 4816 | if (sc->nrxchains == 2) |
| 4817 | bbp3 |= 1 << 3; |
| 4818 | else if (sc->nrxchains == 3) |
| 4819 | bbp3 |= 1 << 4; |
| 4820 | run_bbp_write(sc, 3, bbp3); |
| 4821 | |
| 4822 | /* disable non-existing Tx chains */ |
| 4823 | run_bbp_read(sc, 1, &bbp1); |
| 4824 | if (sc->ntxchains == 1) |
| 4825 | bbp1 &= ~(1 << 3 | 1 << 4); |
| 4826 | run_bbp_write(sc, 1, bbp1); |
| 4827 | |
| 4828 | if (sc->mac_ver >= 0x3070) |
| 4829 | run_rt3070_rf_setup(sc); |
| 4830 | |
| 4831 | /* select default channel */ |
| 4832 | run_set_chan(sc, ic->ic_curchan); |
| 4833 | |
| 4834 | /* setup initial protection mode */ |
| 4835 | run_updateprot_cb(ic); |
| 4836 | |
| 4837 | /* turn radio LED on */ |
| 4838 | run_set_leds(sc, RT2860_LED_RADIO); |
| 4839 | |
| 4840 | ifp->if_drv_flags &= ~IFF_DRV_OACTIVE; |
| 4841 | ifp->if_drv_flags |= IFF_DRV_RUNNING; |
| 4842 | sc->cmdq_run = RUN_CMDQ_GO; |
| 4843 | |
| 4844 | for (i = 0; i != RUN_N_XFER; i++) |
| 4845 | usbd_xfer_set_stall(sc->sc_xfer[i]); |
| 4846 | |
| 4847 | usbd_transfer_start(sc->sc_xfer[RUN_BULK_RX]); |
| 4848 | |
| 4849 | if (run_txrx_enable(sc) != 0) |
| 4850 | goto fail; |
| 4851 | |
| 4852 | return; |
| 4853 | |
| 4854 | fail: |
| 4855 | run_stop(sc); |
| 4856 | } |
| 4857 | |
| 4858 | static void |
| 4859 | run_init(void *arg) |
| 4860 | { |
| 4861 | struct run_softc *sc = arg; |
| 4862 | struct ifnet *ifp = sc->sc_ifp; |
| 4863 | struct ieee80211com *ic = ifp->if_l2com; |
| 4864 | |
| 4865 | RUN_LOCK(sc); |
| 4866 | run_init_locked(sc); |
| 4867 | RUN_UNLOCK(sc); |
| 4868 | |
| 4869 | if (ifp->if_drv_flags & IFF_DRV_RUNNING) |
| 4870 | ieee80211_start_all(ic); |
| 4871 | } |
| 4872 | |
| 4873 | static void |
| 4874 | run_stop(void *arg) |
| 4875 | { |
| 4876 | struct run_softc *sc = (struct run_softc *)arg; |
| 4877 | struct ifnet *ifp = sc->sc_ifp; |
| 4878 | uint32_t tmp; |
| 4879 | int i; |
| 4880 | int ntries; |
| 4881 | |
| 4882 | RUN_LOCK_ASSERT(sc, MA_OWNED); |
| 4883 | |
| 4884 | if (ifp->if_drv_flags & IFF_DRV_RUNNING) |
| 4885 | run_set_leds(sc, 0); /* turn all LEDs off */ |
| 4886 | |
| 4887 | ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE); |
| 4888 | |
| 4889 | sc->ratectl_run = RUN_RATECTL_OFF; |
| 4890 | sc->cmdq_run = sc->cmdq_key_set; |
| 4891 | |
| 4892 | RUN_UNLOCK(sc); |
| 4893 | |
| 4894 | for(i = 0; i < RUN_N_XFER; i++) |
| 4895 | usbd_transfer_drain(sc->sc_xfer[i]); |
| 4896 | |
| 4897 | RUN_LOCK(sc); |
| 4898 | |
| 4899 | if (sc->rx_m != NULL) { |
| 4900 | m_free(sc->rx_m); |
| 4901 | sc->rx_m = NULL; |
| 4902 | } |
| 4903 | |
| 4904 | /* disable Tx/Rx */ |
| 4905 | run_read(sc, RT2860_MAC_SYS_CTRL, &tmp); |
| 4906 | tmp &= ~(RT2860_MAC_RX_EN | RT2860_MAC_TX_EN); |
| 4907 | run_write(sc, RT2860_MAC_SYS_CTRL, tmp); |
| 4908 | |
| 4909 | /* wait for pending Tx to complete */ |
| 4910 | for (ntries = 0; ntries < 100; ntries++) { |
| 4911 | if (run_read(sc, RT2860_TXRXQ_PCNT, &tmp) != 0) { |
| 4912 | DPRINTF("Cannot read Tx queue count\n"); |
| 4913 | break; |
| 4914 | } |
| 4915 | if ((tmp & RT2860_TX2Q_PCNT_MASK) == 0) { |
| 4916 | DPRINTF("All Tx cleared\n"); |
| 4917 | break; |
| 4918 | } |
| 4919 | run_delay(sc, 10); |
| 4920 | } |
| 4921 | if (ntries >= 100) |
| 4922 | DPRINTF("There are still pending Tx\n"); |
| 4923 | run_delay(sc, 10); |
| 4924 | run_write(sc, RT2860_USB_DMA_CFG, 0); |
| 4925 | |
| 4926 | run_write(sc, RT2860_MAC_SYS_CTRL, RT2860_BBP_HRST | RT2860_MAC_SRST); |
| 4927 | run_write(sc, RT2860_MAC_SYS_CTRL, 0); |
| 4928 | |
| 4929 | for (i = 0; i != RUN_EP_QUEUES; i++) |
| 4930 | run_unsetup_tx_list(sc, &sc->sc_epq[i]); |
| 4931 | |
| 4932 | return; |
| 4933 | } |
| 4934 | |
| 4935 | static void |
| 4936 | run_delay(struct run_softc *sc, unsigned int ms) |
| 4937 | { |
| 4938 | usb_pause_mtx(mtx_owned(&sc->sc_mtx) ? |
| 4939 | &sc->sc_mtx : NULL, USB_MS_TO_TICKS(ms)); |
| 4940 | } |
| 4941 | |
| 4942 | static device_method_t run_methods[] = { |
| 4943 | /* Device interface */ |
| 4944 | DEVMETHOD(device_probe, run_match), |
| 4945 | DEVMETHOD(device_attach, run_attach), |
| 4946 | DEVMETHOD(device_detach, run_detach), |
| 4947 | |
| 4948 | DEVMETHOD_END |
| 4949 | }; |
| 4950 | |
| 4951 | static driver_t run_driver = { |
| 4952 | "run", |
| 4953 | run_methods, |
| 4954 | sizeof(struct run_softc) |
| 4955 | }; |
| 4956 | |
| 4957 | static devclass_t run_devclass; |
| 4958 | |
| 4959 | DRIVER_MODULE(run, uhub, run_driver, run_devclass, NULL, 0); |
| 4960 | MODULE_DEPEND(run, wlan, 1, 1, 1); |
| 4961 | MODULE_DEPEND(run, usb, 1, 1, 1); |
| 4962 | MODULE_DEPEND(run, firmware, 1, 1, 1); |
| 4963 | MODULE_VERSION(run, 1); |