3 * Copyright (c) 2009-2010 Alexander Egorenkov <egorenar@gmail.com>
4 * Copyright (c) 2009 Damien Bergamini <damien.bergamini@free.fr>
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.
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.
19 #include "rt2870_softc.h"
20 #include "rt2870_reg.h"
21 #include "rt2870_eeprom.h"
22 #include "rt2870_ucode.h"
23 #include "rt2870_rxwi.h"
24 #include "rt2870_rxinfo.h"
25 #include "rt2870_txinfo.h"
26 #include "rt2870_txwi.h"
27 #include "rt2870_read_eeprom.h"
28 #include "rt2870_io.h"
29 #include "rt2870_rf.h"
30 #include "rt2870_led.h"
31 #include "rt2870_debug.h"
37 #define USB_PRODUCT_LINKSYS4_WUSB600N 0x0071
38 #define USB_PRODUCT_DLINK2_DWA140 0x3c09
39 #define USB_PRODUCT_DLINK2_DWA160AREVB 0x3c11
40 #define USB_PRODUCT_ASUS_RT2770F 0x1742
41 #define USB_PRODUCT_RALINK_RT2770 0x2770
43 #define RT2870_USB_CONFIG_INDEX 0
44 #define RT2870_USB_IFACE_INDEX 0
46 #define RT2870_USB_REQ_MAC_READ_MULTI 0x07
48 /* packet length + Rx wireless info + Rx info */
49 #define RT2870_RX_DESC_SIZE \
50 (sizeof(uint32_t) + sizeof(struct rt2870_rxwi) + sizeof(struct rt2870_rxinfo))
52 /* Tx info + Tx wireless info + max padding */
53 #define RT2870_TX_DESC_SIZE \
54 (sizeof(struct rt2870_txinfo) + sizeof(struct rt2870_txwi) + 11)
56 #define RT2870_MAX_AGG_SIZE 3840
58 #define RT2870_USB_RX_BULK_BUFLEN (2048 * 12)
60 #define RT2870_NOISE_FLOOR -95
62 #define RT2870_AID2WCID(aid) ((aid) & 0xff)
64 #define RT2870_ACK_SIZE 14
66 #define IEEE80211_HAS_ADDR4(wh) \
67 (((wh)->i_fc[1] & IEEE80211_FC1_DIR_MASK) == IEEE80211_FC1_DIR_DSTODS)
69 #define RT2870_MS(_v, _f) (((_v) & _f) >> _f##_S)
70 #define RT2870_SM(_v, _f) (((_v) << _f##_S) & _f)
72 #define RT2870_USB_XFER_TIMEOUT 5000
74 #define RT2870_TX_WATCHDOG_TIMEOUT 5
77 * Data structures and types
80 struct rt2870_cmd_argv_keyset
82 struct ieee80211_key key
;
86 struct rt2870_cmd_argv_keydelete
88 struct ieee80211_key key
;
93 * Static function prototypes
96 static void rt2870_init_channels(struct rt2870_softc
*sc
);
98 static void rt2870_init_channels_ht40(struct rt2870_softc
*sc
);
100 static void rt2870_init_locked(void *priv
);
102 static void rt2870_init(void *priv
);
104 static int rt2870_init_bbp(struct rt2870_softc
*sc
);
106 static void rt2870_stop_locked(void *priv
);
108 static void rt2870_stop(void *priv
);
110 static void rt2870_start(struct ifnet
*ifp
);
112 static int rt2870_ioctl(struct ifnet
*ifp
, u_long cmd
, caddr_t data
);
114 static struct ieee80211vap
*rt2870_vap_create(struct ieee80211com
*ic
,
115 const char name
[IFNAMSIZ
], int unit
, int opmode
, int flags
,
116 const uint8_t bssid
[IEEE80211_ADDR_LEN
],
117 const uint8_t mac
[IEEE80211_ADDR_LEN
]);
119 static void rt2870_vap_delete(struct ieee80211vap
*vap
);
121 static int rt2870_vap_reset(struct ieee80211vap
*vap
, u_long cmd
);
123 static int rt2870_vap_newstate(struct ieee80211vap
*vap
,
124 enum ieee80211_state nstate
, int arg
);
126 static void rt2870_vap_key_update_begin(struct ieee80211vap
*vap
);
128 static void rt2870_vap_key_update_end(struct ieee80211vap
*vap
);
130 static int rt2870_vap_key_set(struct ieee80211vap
*vap
,
131 const struct ieee80211_key
*k
, const uint8_t mac
[IEEE80211_ADDR_LEN
]);
133 static int rt2870_vap_key_delete(struct ieee80211vap
*vap
,
134 const struct ieee80211_key
*k
);
136 static void rt2870_vap_update_beacon(struct ieee80211vap
*vap
, int what
);
138 static struct ieee80211_node
*rt2870_node_alloc(struct ieee80211vap
*vap
,
139 const uint8_t mac
[IEEE80211_ADDR_LEN
]);
141 static int rt2870_setregdomain(struct ieee80211com
*ic
,
142 struct ieee80211_regdomain
*reg
,
143 int nchans
, struct ieee80211_channel chans
[]);
145 static void rt2870_getradiocaps(struct ieee80211com
*ic
,
146 int maxchans
, int *nchans
, struct ieee80211_channel chans
[]);
148 static void rt2870_scan_start(struct ieee80211com
*ic
);
150 static void rt2870_scan_end(struct ieee80211com
*ic
);
152 static void rt2870_set_channel(struct ieee80211com
*ic
);
154 static void rt2870_newassoc(struct ieee80211_node
*ni
, int isnew
);
156 static void rt2870_updateslot(struct ifnet
*ifp
);
158 static void rt2870_update_promisc(struct ifnet
*ifp
);
160 static void rt2870_update_mcast(struct ifnet
*ifp
);
162 static int rt2870_wme_update(struct ieee80211com
*ic
);
164 static int rt2870_raw_xmit(struct ieee80211_node
*ni
, struct mbuf
*m
,
165 const struct ieee80211_bpf_params
*params
);
167 static int rt2870_recv_action(struct ieee80211_node
*ni
,
168 const struct ieee80211_frame
*wh
,
169 const uint8_t *frm
, const uint8_t *efrm
);
171 static int rt2870_send_action(struct ieee80211_node
*ni
,
172 int cat
, int act
, void *sa
);
174 static void rt2870_amrr_update_iter_func(void *arg
, struct ieee80211_node
*ni
);
176 static void rt2870_periodic(void *arg
);
178 static void rt2870_tx_watchdog(void *arg
);
180 static int rt2870_do_async(struct rt2870_softc
*sc
,
181 void (*cb
)(struct rt2870_softc
*sc
, void *arg
),
184 static void rt2870_updateslot_cb(struct rt2870_softc
*sc
, void *arg
);
186 static void rt2870_wme_update_cb(struct rt2870_softc
*sc
, void *arg
);
188 static void rt2870_vap_key_set_cb(struct rt2870_softc
*sc
, void *arg
);
190 static void rt2870_vap_key_delete_cb(struct rt2870_softc
*sc
, void *arg
);
192 static void rt2870_vap_update_beacon_cb(struct rt2870_softc
*sc
, void *arg
);
194 static void rt2870_asic_set_bssid(struct rt2870_softc
*sc
,
195 const uint8_t *bssid
);
197 static void rt2870_asic_set_macaddr(struct rt2870_softc
*sc
,
198 const uint8_t *addr
);
200 static void rt2870_asic_enable_tsf_sync(struct rt2870_softc
*sc
);
202 static void rt2870_asic_disable_tsf_sync(struct rt2870_softc
*sc
);
204 static void rt2870_asic_enable_mrr(struct rt2870_softc
*sc
);
206 static void rt2870_asic_set_txpreamble(struct rt2870_softc
*sc
);
208 static void rt2870_asic_set_basicrates(struct rt2870_softc
*sc
);
210 static void rt2870_asic_update_rtsthreshold(struct rt2870_softc
*sc
);
212 static void rt2870_asic_update_txpower(struct rt2870_softc
*sc
);
214 static void rt2870_asic_update_promisc(struct rt2870_softc
*sc
);
216 static void rt2870_asic_updateprot(struct rt2870_softc
*sc
);
218 static void rt2870_asic_updateslot(struct rt2870_softc
*sc
);
220 static void rt2870_asic_wme_update(struct rt2870_softc
*sc
);
222 static int rt2870_asic_update_beacon(struct rt2870_softc
*sc
,
223 struct ieee80211vap
*vap
);
225 static void rt2870_asic_clear_keytables(struct rt2870_softc
*sc
);
227 static uint8_t rt2870_rxrate(struct rt2870_rxwi
*rxwi
);
229 static uint8_t rt2870_maxrssi_rxpath(struct rt2870_softc
*sc
,
230 const struct rt2870_rxwi
*rxwi
);
232 static int8_t rt2870_rssi2dbm(struct rt2870_softc
*sc
,
233 uint8_t rssi
, uint8_t rxpath
);
235 static uint8_t rt2870_rate2mcs(uint8_t rate
);
237 static void rt2870_rx_frame(struct rt2870_softc
*sc
,
238 uint8_t *buf
, uint32_t dmalen
);
240 static int rt2870_tx_mgmt(struct rt2870_softc
*sc
,
241 struct mbuf
*m
, struct ieee80211_node
*ni
, int qid
);
243 static int rt2870_tx_data(struct rt2870_softc
*sc
,
244 struct mbuf
*m
, struct ieee80211_node
*ni
, int qid
);
246 static int rt2870_tx_raw(struct rt2870_softc
*sc
,
247 struct mbuf
*m
, struct ieee80211_node
*ni
,
248 const struct ieee80211_bpf_params
*params
);
250 static void rt2870_rx_intr(struct usb_xfer
*xfer
, usb_error_t error
);
252 static void rt2870_tx_intr(struct usb_xfer
*xfer
, usb_error_t error
);
254 static void rt2870_rx_done_task(void *context
, int pending
);
256 static void rt2870_tx_done_task(void *context
, int pending
);
258 static void rt2870_periodic_task(void *context
, int pending
);
260 static void rt2870_cmd_task(void *context
, int pending
);
262 static int rt2870_rx_eof(struct rt2870_softc
*sc
, int limit
);
264 static void rt2870_tx_eof(struct rt2870_softc
*sc
,
265 struct rt2870_softc_tx_ring
*ring
);
267 static void rt2870_update_stats(struct rt2870_softc
*sc
);
269 static void rt2870_bbp_tuning(struct rt2870_softc
*sc
);
271 static void rt2870_watchdog(struct rt2870_softc
*sc
);
273 static void rt2870_drain_fifo_stats(struct rt2870_softc
*sc
);
275 static void rt2870_update_raw_counters(struct rt2870_softc
*sc
);
277 static int rt2870_txrx_enable(struct rt2870_softc
*sc
);
279 static int rt2870_alloc_rx_ring(struct rt2870_softc
*sc
,
280 struct rt2870_softc_rx_ring
*ring
);
282 static void rt2870_reset_rx_ring(struct rt2870_softc
*sc
,
283 struct rt2870_softc_rx_ring
*ring
);
285 static void rt2870_free_rx_ring(struct rt2870_softc
*sc
,
286 struct rt2870_softc_rx_ring
*ring
);
288 static int rt2870_alloc_tx_ring(struct rt2870_softc
*sc
,
289 struct rt2870_softc_tx_ring
*ring
, int qid
);
291 static void rt2870_reset_tx_ring(struct rt2870_softc
*sc
,
292 struct rt2870_softc_tx_ring
*ring
);
294 static void rt2870_free_tx_ring(struct rt2870_softc
*sc
,
295 struct rt2870_softc_tx_ring
*ring
);
297 static void rt2870_reset_cmd_ring(struct rt2870_softc
*sc
,
298 struct rt2870_softc_cmd_ring
*ring
);
300 static void rt2870_sysctl_attach(struct rt2870_softc
*sc
);
306 static const struct usb_device_id rt2870_usb_devid
[] =
308 { USB_VP(USB_VENDOR_LINKSYS4
, USB_PRODUCT_LINKSYS4_WUSB600N
) }, /* Linksys WUSB600N */
309 { USB_VP(USB_VENDOR_DLINK2
, USB_PRODUCT_DLINK2_DWA140
) }, /* D-Link DWA-140 */
310 { USB_VP(USB_VENDOR_DLINK2
, USB_PRODUCT_DLINK2_DWA160AREVB
) }, /* D-Link DWA-160A Rev. B */
311 { USB_VP(USB_VENDOR_ASUS
, USB_PRODUCT_ASUS_RT2770F
) }, /* Asus RT2770F */
312 { USB_VP(USB_VENDOR_RALINK
, USB_PRODUCT_RALINK_RT2770
) }, /* Ralink RT2770 */
315 static const struct usb_config rt2870_usb_config
[RT2870_SOFTC_USB_XFER_COUNT
] =
320 .direction
= UE_DIR_IN
,
321 .bufsize
= RT2870_USB_RX_BULK_BUFLEN
,
322 .flags
= { .ext_buffer
= 1, .pipe_bof
= 1, .short_xfer_ok
= 1, },
323 .callback
= rt2870_rx_intr
,
328 .direction
= UE_DIR_OUT
,
329 .bufsize
= (RT2870_TX_DESC_SIZE
+ MJUMPAGESIZE
),
330 .flags
= { .ext_buffer
= 1, .pipe_bof
= 1, .force_short_xfer
= 1, },
331 .callback
= rt2870_tx_intr
,
332 .timeout
= RT2870_USB_XFER_TIMEOUT
,
337 .direction
= UE_DIR_OUT
,
338 .bufsize
= (RT2870_TX_DESC_SIZE
+ MJUMPAGESIZE
),
339 .flags
= { .ext_buffer
= 1, .pipe_bof
= 1, .force_short_xfer
= 1, },
340 .callback
= rt2870_tx_intr
,
341 .timeout
= RT2870_USB_XFER_TIMEOUT
,
346 .direction
= UE_DIR_OUT
,
347 .bufsize
= (RT2870_TX_DESC_SIZE
+ MJUMPAGESIZE
),
348 .flags
= { .ext_buffer
= 1, .pipe_bof
= 1, .force_short_xfer
= 1, },
349 .callback
= rt2870_tx_intr
,
350 .timeout
= RT2870_USB_XFER_TIMEOUT
,
355 .direction
= UE_DIR_OUT
,
356 .bufsize
= (RT2870_TX_DESC_SIZE
+ MJUMPAGESIZE
),
357 .flags
= { .ext_buffer
= 1, .pipe_bof
= 1, .force_short_xfer
= 1, },
358 .callback
= rt2870_tx_intr
,
359 .timeout
= RT2870_USB_XFER_TIMEOUT
,
364 .direction
= UE_DIR_OUT
,
365 .bufsize
= (RT2870_TX_DESC_SIZE
+ MJUMPAGESIZE
),
366 .flags
= { .ext_buffer
= 1, .pipe_bof
= 1, .force_short_xfer
= 1, },
367 .callback
= rt2870_tx_intr
,
368 .timeout
= RT2870_USB_XFER_TIMEOUT
,
373 .direction
= UE_DIR_OUT
,
374 .bufsize
= (RT2870_TX_DESC_SIZE
+ MJUMPAGESIZE
),
375 .flags
= { .ext_buffer
= 1, .pipe_bof
= 1, .force_short_xfer
= 1, },
376 .callback
= rt2870_tx_intr
,
377 .timeout
= RT2870_USB_XFER_TIMEOUT
,
387 { RT2870_REG_PBF_BCN_OFFSET0
, 0xf8f0e8e0 },
388 { RT2870_REG_PBF_BCN_OFFSET1
, 0x6f77d0c8 },
389 { RT2870_REG_LEGACY_BASIC_RATE
, 0x0000013f },
390 { RT2870_REG_HT_BASIC_RATE
, 0x00008003 },
391 { RT2870_REG_SYS_CTRL
, 0x00000000 },
392 { RT2870_REG_RX_FILTER_CFG
, 0x00017f97 },
393 { RT2870_REG_BKOFF_SLOT_CFG
, 0x00000209 },
394 { RT2870_REG_TX_SW_CFG0
, 0x00000000 },
395 { RT2870_REG_TX_SW_CFG1
, 0x00080606 },
396 { RT2870_REG_TX_LINK_CFG
, 0x00001020 },
397 { RT2870_REG_TX_TIMEOUT_CFG
, 0x000a2090 },
398 { RT2870_REG_MAX_LEN_CFG
, (1 << 12) | RT2870_MAX_AGG_SIZE
},
399 { RT2870_REG_LED_CFG
, 0x7f031e46 },
400 { RT2870_REG_PBF_MAX_PCNT
, 0x1f3fbf9f },
401 { RT2870_REG_TX_RTY_CFG
, 0x47d01f0f },
402 { RT2870_REG_AUTO_RSP_CFG
, 0x00000013 },
403 { RT2870_REG_TX_CCK_PROT_CFG
, 0x05740003 },
404 { RT2870_REG_TX_OFDM_PROT_CFG
, 0x05740003 },
405 { RT2870_REG_PBF_CFG
, 0x00f40006 },
406 { RT2870_REG_TX_MM40_PROT_CFG
, 0x03f44084 },
407 { RT2870_REG_SCHDMA_WPDMA_GLO_CFG
, 0x00000030 },
408 { RT2870_REG_TX_GF20_PROT_CFG
, 0x01744004 },
409 { RT2870_REG_TX_GF40_PROT_CFG
, 0x03f44084 },
410 { RT2870_REG_TX_MM20_PROT_CFG
, 0x01744004 },
411 { RT2870_REG_TX_TXOP_CTRL_CFG
, 0x0000583f },
412 { RT2870_REG_TX_RTS_CFG
, 0x00092b20 },
413 { RT2870_REG_TX_EXP_ACK_TIME
, 0x002400ca },
414 { RT2870_REG_HCCAPSMP_TXOP_HLDR_ET
, 0x00000002 },
415 { RT2870_REG_XIFS_TIME_CFG
, 0x33a41010 },
416 { RT2870_REG_PWR_PIN_CFG
, 0x00000003 },
417 { RT2870_REG_SCHDMA_WMM_AIFSN_CFG
, 0x00002273 },
418 { RT2870_REG_SCHDMA_WMM_CWMIN_CFG
, 0x00002344 },
419 { RT2870_REG_SCHDMA_WMM_CWMAX_CFG
, 0x000034aa },
422 #define RT2870_DEF_MAC_SIZE (sizeof(rt2870_def_mac) / sizeof(rt2870_def_mac[0]))
447 #define RT2870_DEF_BBP_SIZE (sizeof(rt2870_def_bbp) / sizeof(rt2870_def_bbp[0]))
449 SYSCTL_NODE(_hw
, OID_AUTO
, rt2870
, CTLFLAG_RD
, 0, "RT2870 driver parameters");
452 static int rt2870_debug
= 0;
453 SYSCTL_INT(_hw_rt2870
, OID_AUTO
, debug
, CTLFLAG_RW
, &rt2870_debug
, 0, "rt2870 debug level");
454 TUNABLE_INT("hw.rt2870.debug", &rt2870_debug
);
460 static int rt2870_probe(device_t dev
)
462 struct usb_attach_arg
*uaa
;
464 uaa
= device_get_ivars(dev
);
466 if (uaa
->usb_mode
!= USB_MODE_HOST
)
469 if (uaa
->info
.bConfigIndex
!= RT2870_USB_CONFIG_INDEX
)
472 if (uaa
->info
.bIfaceIndex
!= RT2870_USB_IFACE_INDEX
)
475 return (usbd_lookup_id_by_uaa(rt2870_usb_devid
,
476 sizeof(rt2870_usb_devid
), uaa
));
482 static int rt2870_attach(device_t dev
)
484 struct rt2870_softc
*sc
;
485 struct usb_attach_arg
*uaa
;
486 usb_error_t usb_error
;
487 struct ieee80211com
*ic
;
489 struct usb_interface
*iface
;
490 struct usb_interface_descriptor
*iface_desc
;
492 int error
, ntries
, i
;
494 sc
= device_get_softc(dev
);
495 uaa
= device_get_ivars(dev
);
498 sc
->usb_dev
= uaa
->device
;
500 device_set_usb_desc(dev
);
503 sc
->debug
= rt2870_debug
;
505 SYSCTL_ADD_INT(device_get_sysctl_ctx(dev
),
506 SYSCTL_CHILDREN(device_get_sysctl_tree(dev
)), OID_AUTO
,
507 "debug", CTLFLAG_RW
, &sc
->debug
, 0, "rt2870 debug level");
510 RT2870_DPRINTF(sc
, RT2870_DEBUG_ANY
,
512 device_get_nameunit(sc
->dev
));
514 iface_index
= RT2870_USB_IFACE_INDEX
;
516 iface
= usbd_get_iface(uaa
->device
, iface_index
);
519 printf("%s: could not get USB interface\n",
520 device_get_nameunit(sc
->dev
));
524 iface_desc
= usbd_get_interface_descriptor(iface
);
525 if (iface_desc
== NULL
)
527 printf("%s: could not get USB interface descriptor\n",
528 device_get_nameunit(sc
->dev
));
532 sc
->usb_endpoints
= iface_desc
->bNumEndpoints
;
533 if ((sc
->usb_endpoints
!= RT2870_SOFTC_USB_XFER_COUNT
) &&
534 (sc
->usb_endpoints
!= RT2870_SOFTC_USB_XFER_COUNT
- 2))
536 printf("%s: wrong number of USB endpoints=%d\n",
537 device_get_nameunit(sc
->dev
), sc
->usb_endpoints
);
541 mtx_init(&sc
->lock
, device_get_nameunit(dev
),
542 MTX_NETWORK_LOCK
, MTX_DEF
);
544 usb_error
= usbd_transfer_setup(uaa
->device
, &iface_index
,
545 sc
->usb_xfer
, rt2870_usb_config
, sc
->usb_endpoints
,
549 printf("%s: could not allocate USB transfers: error=%s\n",
550 device_get_nameunit(sc
->dev
), usbd_errstr(usb_error
));
555 RT2870_SOFTC_LOCK(sc
);
557 for (ntries
= 0; ntries
< 100; ntries
++)
559 sc
->mac_rev
= rt2870_io_mac_read(sc
, RT2870_REG_MAC_CSR0
);
560 if (sc
->mac_rev
!= 0x00000000 && sc
->mac_rev
!= 0xffffffff)
568 printf("%s: timeout waiting for NIC to initialize\n",
569 device_get_nameunit(sc
->dev
));
574 rt2870_read_eeprom(sc
);
576 RT2870_SOFTC_UNLOCK(sc
);
578 printf("%s: MAC/BBP RT2870 (rev 0x%08x), RF %s\n",
579 device_get_nameunit(sc
->dev
), sc
->mac_rev
,
580 rt2870_rf_name(sc
->rf_rev
));
582 /* allocate Tx and Rx rings */
584 for (i
= 0; i
< sc
->usb_endpoints
- 1; i
++)
586 error
= rt2870_alloc_tx_ring(sc
, &sc
->tx_ring
[i
], i
);
589 printf("%s: could not allocate Tx ring #%d\n",
590 device_get_nameunit(sc
->dev
), i
);
595 if (sc
->usb_endpoints
== RT2870_SOFTC_USB_XFER_COUNT
)
596 sc
->tx_ring_mgtqid
= 5;
598 sc
->tx_ring_mgtqid
= 0;
600 error
= rt2870_alloc_rx_ring(sc
, &sc
->rx_ring
);
603 printf("%s: could not allocate Rx ring\n",
604 device_get_nameunit(sc
->dev
));
608 callout_init(&sc
->periodic_ch
, 0);
609 callout_init_mtx(&sc
->tx_watchdog_ch
, &sc
->lock
, 0);
611 ifp
= sc
->ifp
= if_alloc(IFT_IEEE80211
);
614 printf("%s: could not if_alloc()\n",
615 device_get_nameunit(sc
->dev
));
622 if_initname(ifp
, "rt2870", device_get_unit(sc
->dev
));
624 ifp
->if_flags
= IFF_BROADCAST
| IFF_SIMPLEX
| IFF_MULTICAST
;
626 ifp
->if_init
= rt2870_init
;
627 ifp
->if_ioctl
= rt2870_ioctl
;
628 ifp
->if_start
= rt2870_start
;
630 IFQ_SET_MAXLEN(&ifp
->if_snd
, IFQ_MAXLEN
);
631 ifp
->if_snd
.ifq_drv_maxlen
= IFQ_MAXLEN
;
632 IFQ_SET_READY(&ifp
->if_snd
);
638 ic
->ic_phytype
= IEEE80211_T_HT
;
639 ic
->ic_opmode
= IEEE80211_M_STA
;
641 ic
->ic_caps
= IEEE80211_C_MONITOR
|
650 IEEE80211_C_SHPREAMBLE
|
657 ic
->ic_cryptocaps
|= IEEE80211_CRYPTO_WEP
|
658 IEEE80211_CRYPTO_TKIP
|
659 IEEE80211_CRYPTO_TKIPMIC
|
660 IEEE80211_CRYPTO_AES_CCM
;
662 ic
->ic_htcaps
= IEEE80211_HTC_HT
|
663 IEEE80211_HTC_AMSDU
| /* A-MSDU Tx */
664 IEEE80211_HTC_AMPDU
| /* A-MPDU Tx */
665 IEEE80211_HTCAP_MAXAMSDU_3839
| /* max. A-MSDU Rx length */
666 IEEE80211_HTCAP_CHWIDTH40
| /* HT 40MHz channel width */
667 IEEE80211_HTCAP_GREENFIELD
| /* HT greenfield */
668 IEEE80211_HTCAP_SHORTGI20
| /* HT 20MHz short GI */
669 IEEE80211_HTCAP_SHORTGI40
| /* HT 40MHz short GI */
670 IEEE80211_HTCAP_SMPS_OFF
| /* SM power save mode */
671 IEEE80211_HTCAP_MCSFBACK_UNSOL
| /* unsolicited MCS feedback */
672 IEEE80211_HTCAP_HTC
; /* HTC+ */
674 /* spatial streams */
676 if (sc
->nrxpath
== 2)
677 ic
->ic_htcaps
|= IEEE80211_HTCAP_RXSTBC_2STREAM
;
678 else if (sc
->nrxpath
== 3)
679 ic
->ic_htcaps
|= IEEE80211_HTCAP_RXSTBC_3STREAM
;
681 ic
->ic_htcaps
|= IEEE80211_HTCAP_RXSTBC_1STREAM
;
684 ic
->ic_htcaps
|= IEEE80211_HTCAP_TXSTBC
;
688 if (sc
->mac_rev
!= 0x28600100)
689 ic
->ic_htcaps
|= IEEE80211_HTCAP_DELBA
;
695 rt2870_init_channels(sc
);
697 rt2870_init_channels_ht40(sc
);
699 ieee80211_ifattach(ic
, sc
->mac_addr
);
701 ic
->ic_vap_create
= rt2870_vap_create
;
702 ic
->ic_vap_delete
= rt2870_vap_delete
;
704 ic
->ic_node_alloc
= rt2870_node_alloc
;
705 ic
->ic_setregdomain
= rt2870_setregdomain
;
706 ic
->ic_getradiocaps
= rt2870_getradiocaps
;
707 ic
->ic_scan_start
= rt2870_scan_start
;
708 ic
->ic_scan_end
= rt2870_scan_end
;
709 ic
->ic_set_channel
= rt2870_set_channel
;
710 ic
->ic_newassoc
= rt2870_newassoc
;
711 ic
->ic_updateslot
= rt2870_updateslot
;
712 ic
->ic_update_promisc
= rt2870_update_promisc
;
713 ic
->ic_update_mcast
= rt2870_update_mcast
;
714 ic
->ic_wme
.wme_update
= rt2870_wme_update
;
715 ic
->ic_raw_xmit
= rt2870_raw_xmit
;
717 sc
->recv_action
= ic
->ic_recv_action
;
718 ic
->ic_recv_action
= rt2870_recv_action
;
720 sc
->send_action
= ic
->ic_send_action
;
721 ic
->ic_send_action
= rt2870_send_action
;
723 /* hardware requires padding between 802.11 frame header and body */
725 ic
->ic_flags
|= IEEE80211_F_DATAPAD
| IEEE80211_F_DOTH
;
727 ic
->ic_flags_ext
|= IEEE80211_FEXT_SWBMISS
;
729 ieee80211_radiotap_attach(ic
,
730 &sc
->txtap
.ihdr
, sizeof(sc
->txtap
),
731 RT2870_SOFTC_TX_RADIOTAP_PRESENT
,
732 &sc
->rxtap
.ihdr
, sizeof(sc
->rxtap
),
733 RT2870_SOFTC_RX_RADIOTAP_PRESENT
);
735 /* init task queue */
737 TASK_INIT(&sc
->rx_done_task
, 0, rt2870_rx_done_task
, sc
);
738 TASK_INIT(&sc
->tx_done_task
, 0, rt2870_tx_done_task
, sc
);
739 TASK_INIT(&sc
->periodic_task
, 0, rt2870_periodic_task
, sc
);
740 TASK_INIT(&sc
->cmd_task
, 0, rt2870_cmd_task
, sc
);
742 sc
->rx_process_limit
= 100;
744 sc
->taskqueue
= taskqueue_create("rt2870_taskq", M_NOWAIT
,
745 taskqueue_thread_enqueue
, &sc
->taskqueue
);
747 taskqueue_start_threads(&sc
->taskqueue
, 1, PI_NET
, "%s taskq",
748 device_get_nameunit(sc
->dev
));
750 rt2870_sysctl_attach(sc
);
753 ieee80211_announce(ic
);
759 /* stop all USB transfers */
761 usbd_transfer_unsetup(sc
->usb_xfer
, sc
->usb_endpoints
);
763 /* free Tx and Rx rings */
765 for (i
= 0; i
< sc
->usb_endpoints
- 1; i
++)
766 rt2870_free_tx_ring(sc
, &sc
->tx_ring
[i
]);
768 rt2870_free_rx_ring(sc
, &sc
->rx_ring
);
770 mtx_destroy(&sc
->lock
);
778 static int rt2870_detach(device_t dev
)
780 struct rt2870_softc
*sc
;
781 struct ieee80211com
*ic
;
785 if (!device_is_attached(dev
))
788 sc
= device_get_softc(dev
);
792 RT2870_DPRINTF(sc
, RT2870_DEBUG_ANY
,
794 device_get_nameunit(sc
->dev
));
796 RT2870_SOFTC_LOCK(sc
);
800 ifp
->if_drv_flags
&= ~(IFF_DRV_RUNNING
| IFF_DRV_OACTIVE
);
802 callout_stop(&sc
->periodic_ch
);
803 callout_stop(&sc
->tx_watchdog_ch
);
805 RT2870_SOFTC_UNLOCK(sc
);
807 taskqueue_block(sc
->taskqueue
);
809 taskqueue_drain(sc
->taskqueue
, &sc
->rx_done_task
);
810 taskqueue_drain(sc
->taskqueue
, &sc
->tx_done_task
);
811 taskqueue_drain(sc
->taskqueue
, &sc
->periodic_task
);
812 taskqueue_drain(sc
->taskqueue
, &sc
->cmd_task
);
814 /* stop all USB transfers */
816 usbd_transfer_unsetup(sc
->usb_xfer
, sc
->usb_endpoints
);
818 RT2870_SOFTC_LOCK(sc
);
820 /* free Tx and Rx rings */
822 for (i
= 0; i
< sc
->usb_endpoints
- 1; i
++)
823 rt2870_free_tx_ring(sc
, &sc
->tx_ring
[i
]);
825 rt2870_free_rx_ring(sc
, &sc
->rx_ring
);
827 RT2870_SOFTC_UNLOCK(sc
);
829 ieee80211_ifdetach(ic
);
833 taskqueue_free(sc
->taskqueue
);
835 mtx_destroy(&sc
->lock
);
841 * rt2870_init_channels
843 static void rt2870_init_channels(struct rt2870_softc
*sc
)
846 struct ieee80211com
*ic
;
847 struct ieee80211_channel
*c
;
853 /* set supported channels for 2GHz band */
855 for (i
= 1; i
<= 14; i
++)
857 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
858 flags
= IEEE80211_CHAN_B
;
860 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
864 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
865 flags
= IEEE80211_CHAN_B
| IEEE80211_CHAN_HT20
;
867 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
871 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
872 flags
= IEEE80211_CHAN_G
;
874 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
878 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
879 flags
= IEEE80211_CHAN_G
| IEEE80211_CHAN_HT20
;
881 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
886 /* set supported channels for 5GHz band */
888 if (sc
->rf_rev
== RT2870_EEPROM_RF_2850
||
889 sc
->rf_rev
== RT2870_EEPROM_RF_2750
)
891 for (i
= 36; i
<= 64; i
+= 4)
893 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
894 flags
= IEEE80211_CHAN_A
;
896 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
900 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
901 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT20
;
903 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
908 for (i
= 100; i
<= 140; i
+= 4)
910 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
911 flags
= IEEE80211_CHAN_A
;
913 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
917 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
918 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT20
;
920 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
925 for (i
= 149; i
<= 165; i
+= 4)
927 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
928 flags
= IEEE80211_CHAN_A
;
930 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
934 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
935 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT20
;
937 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
945 * rt2870_init_channels_ht40
947 static void rt2870_init_channels_ht40(struct rt2870_softc
*sc
)
950 struct ieee80211com
*ic
;
951 struct ieee80211_channel
*c
, *cent
, *ext
;
957 /* set supported channels for 2GHz band */
959 for (i
= 1; i
<= 14; i
++)
961 flags
= IEEE80211_CHAN_G
| IEEE80211_CHAN_HT40
;
963 /* find the center channel */
965 cent
= ieee80211_find_channel_byieee(ic
, i
,
966 flags
& ~IEEE80211_CHAN_HT
);
969 printf("%s: skip channel %d, could not find center channel\n",
970 device_get_nameunit(sc
->dev
), i
);
974 /* find the extension channel */
976 ext
= ieee80211_find_channel(ic
, cent
->ic_freq
+ 20,
977 flags
& ~IEEE80211_CHAN_HT
);
980 printf("%s: skip channel %d, could not find extension channel\n",
981 device_get_nameunit(sc
->dev
), i
);
985 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
988 c
->ic_extieee
= ext
->ic_ieee
;
989 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
990 c
->ic_flags
|= IEEE80211_CHAN_HT40U
;
992 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
995 c
->ic_extieee
= cent
->ic_ieee
;
996 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
997 c
->ic_flags
|= IEEE80211_CHAN_HT40D
;
1000 /* set supported channels for 5GHz band */
1002 if (sc
->rf_rev
== RT2870_EEPROM_RF_2850
||
1003 sc
->rf_rev
== RT2870_EEPROM_RF_2750
)
1005 for (i
= 36; i
<= 64; i
+= 4)
1007 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT40
;
1009 /* find the center channel */
1011 cent
= ieee80211_find_channel_byieee(ic
, i
,
1012 flags
& ~IEEE80211_CHAN_HT
);
1015 printf("%s: skip channel %d, could not find center channel\n",
1016 device_get_nameunit(sc
->dev
), i
);
1020 /* find the extension channel */
1022 ext
= ieee80211_find_channel(ic
, cent
->ic_freq
+ 20,
1023 flags
& ~IEEE80211_CHAN_HT
);
1026 printf("%s: skip channel %d, could not find extension channel\n",
1027 device_get_nameunit(sc
->dev
), i
);
1031 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1034 c
->ic_extieee
= ext
->ic_ieee
;
1035 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1036 c
->ic_flags
|= IEEE80211_CHAN_HT40U
;
1038 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1041 c
->ic_extieee
= cent
->ic_ieee
;
1042 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1043 c
->ic_flags
|= IEEE80211_CHAN_HT40D
;
1046 for (i
= 100; i
<= 140; i
+= 4)
1048 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT40
;
1050 /* find the center channel */
1052 cent
= ieee80211_find_channel_byieee(ic
, i
,
1053 flags
& ~IEEE80211_CHAN_HT
);
1056 printf("%s: skip channel %d, could not find center channel\n",
1057 device_get_nameunit(sc
->dev
), i
);
1061 /* find the extension channel */
1063 ext
= ieee80211_find_channel(ic
, cent
->ic_freq
+ 20,
1064 flags
& ~IEEE80211_CHAN_HT
);
1067 printf("%s: skip channel %d, could not find extension channel\n",
1068 device_get_nameunit(sc
->dev
), i
);
1072 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1075 c
->ic_extieee
= ext
->ic_ieee
;
1076 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1077 c
->ic_flags
|= IEEE80211_CHAN_HT40U
;
1079 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1082 c
->ic_extieee
= cent
->ic_ieee
;
1083 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1084 c
->ic_flags
|= IEEE80211_CHAN_HT40D
;
1087 for (i
= 149; i
<= 165; i
+= 4)
1089 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT40
;
1091 /* find the center channel */
1093 cent
= ieee80211_find_channel_byieee(ic
, i
,
1094 flags
& ~IEEE80211_CHAN_HT
);
1097 printf("%s: skip channel %d, could not find center channel\n",
1098 device_get_nameunit(sc
->dev
), i
);
1102 /* find the extension channel */
1104 ext
= ieee80211_find_channel(ic
, cent
->ic_freq
+ 20,
1105 flags
& ~IEEE80211_CHAN_HT
);
1108 printf("%s: skip channel %d, could not find extension channel\n",
1109 device_get_nameunit(sc
->dev
), i
);
1113 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1116 c
->ic_extieee
= ext
->ic_ieee
;
1117 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1118 c
->ic_flags
|= IEEE80211_CHAN_HT40U
;
1120 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1123 c
->ic_extieee
= cent
->ic_ieee
;
1124 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1125 c
->ic_flags
|= IEEE80211_CHAN_HT40D
;
1131 * rt2870_init_locked
1133 static void rt2870_init_locked(void *priv
)
1135 struct rt2870_softc
*sc
;
1137 struct ieee80211com
*ic
;
1138 int ntries
, error
, i
;
1139 uint32_t tmp
, stacnt
[6];
1145 RT2870_DPRINTF(sc
, RT2870_DEBUG_ANY
,
1146 "%s: initializing\n",
1147 device_get_nameunit(sc
->dev
));
1149 RT2870_SOFTC_ASSERT_LOCKED(sc
);
1151 if (!(sc
->flags
& RT2870_SOFTC_FLAGS_UCODE_LOADED
))
1153 RT2870_DPRINTF(sc
, RT2870_DEBUG_ANY
,
1154 "%s: loading 8051 microcode\n",
1155 device_get_nameunit(sc
->dev
));
1157 error
= rt2870_io_mcu_load_ucode(sc
, rt2870_ucode
, sizeof(rt2870_ucode
));
1160 printf("%s: could not load 8051 microcode\n",
1161 device_get_nameunit(sc
->dev
));
1165 RT2870_DPRINTF(sc
, RT2870_DEBUG_ANY
,
1166 "%s: 8051 microcode was successfully loaded\n",
1167 device_get_nameunit(sc
->dev
));
1169 sc
->flags
|= RT2870_SOFTC_FLAGS_UCODE_LOADED
;
1172 /* wait while DMA engine is busy */
1174 for (ntries
= 0; ntries
< 100; ntries
++)
1176 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_SCHDMA_WPDMA_GLO_CFG
);
1177 if (!(tmp
& (RT2870_REG_TX_DMA_BUSY
| RT2870_REG_RX_DMA_BUSY
)))
1185 printf("%s: timeout waiting for DMA engine\n",
1186 device_get_nameunit(sc
->dev
));
1191 tmp
|= RT2870_REG_TX_WB_DDONE
;
1193 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_WPDMA_GLO_CFG
, tmp
);
1195 /* PBF hardware reset */
1197 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_PBF_SYS_CTRL
);
1201 rt2870_io_mac_write(sc
, RT2870_REG_PBF_SYS_CTRL
, tmp
);
1203 rt2870_io_mac_write(sc
, RT2870_REG_SYS_CTRL
,
1204 RT2870_REG_MAC_SRST
| RT2870_REG_BBP_HRST
);
1206 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_USB_DMA_CFG
, 0);
1208 rt2870_io_mcu_reset(sc
);
1210 rt2870_io_mac_write(sc
, RT2870_REG_SYS_CTRL
, 0);
1212 /* init Tx power per rate */
1214 for (i
= 0; i
< RT2870_SOFTC_TXPOW_RATE_COUNT
; i
++)
1216 if (sc
->txpow_rate_20mhz
[i
] == 0xffffffff)
1219 rt2870_io_mac_write(sc
, RT2870_REG_TX_PWR_CFG(i
),
1220 sc
->txpow_rate_20mhz
[i
]);
1223 for (i
= 0; i
< RT2870_DEF_MAC_SIZE
; i
++)
1224 rt2870_io_mac_write(sc
, rt2870_def_mac
[i
].reg
,
1225 rt2870_def_mac
[i
].val
);
1227 /* wait while MAC is busy */
1229 for (ntries
= 0; ntries
< 100; ntries
++)
1231 if (!(rt2870_io_mac_read(sc
, RT2870_REG_STATUS_CFG
) &
1232 (RT2870_REG_STATUS_TX_BUSY
| RT2870_REG_STATUS_RX_BUSY
)))
1240 printf("%s: timeout waiting for MAC\n",
1241 device_get_nameunit(sc
->dev
));
1245 /* clear Host to MCU mailbox */
1247 rt2870_io_mac_write(sc
, RT2870_REG_H2M_MAILBOX_BBP_AGENT
, 0);
1248 rt2870_io_mac_write(sc
, RT2870_REG_H2M_MAILBOX
, 0);
1252 error
= rt2870_init_bbp(sc
);
1256 /* set up maximum buffer sizes */
1258 tmp
= (1 << 12) | RT2870_MAX_AGG_SIZE
;
1260 rt2870_io_mac_write(sc
, RT2870_REG_MAX_LEN_CFG
, tmp
);
1262 if (sc
->mac_rev
== 0x28720200)
1264 /* set max. PSDU length from 16K to 32K bytes */
1266 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_MAX_LEN_CFG
);
1271 rt2870_io_mac_write(sc
, RT2870_REG_MAX_LEN_CFG
, tmp
);
1274 if (sc
->mac_rev
>= 0x28720200 && sc
->mac_rev
< 0x30700200)
1276 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_MAX_LEN_CFG
);
1281 rt2870_io_mac_write(sc
, RT2870_REG_MAX_LEN_CFG
, tmp
);
1284 /* set mac address */
1286 rt2870_asic_set_macaddr(sc
, IF_LLADDR(ifp
));
1288 /* clear statistic registers */
1290 rt2870_io_mac_read_multi(sc
, RT2870_REG_RX_STA_CNT0
,
1291 stacnt
, sizeof(stacnt
));
1293 /* send LEDs operating mode to microcontroller */
1295 rt2870_io_mcu_cmd(sc
, RT2870_IO_MCU_CMD_LED1
,
1296 RT2870_REG_H2M_TOKEN_NO_INTR
, sc
->led_off
[0]);
1297 rt2870_io_mcu_cmd(sc
, RT2870_IO_MCU_CMD_LED2
,
1298 RT2870_REG_H2M_TOKEN_NO_INTR
, sc
->led_off
[1]);
1299 rt2870_io_mcu_cmd(sc
, RT2870_IO_MCU_CMD_LED3
,
1300 RT2870_REG_H2M_TOKEN_NO_INTR
, sc
->led_off
[2]);
1302 /* write vendor-specific BBP values (from EEPROM) */
1304 for (i
= 0; i
< RT2870_SOFTC_BBP_EEPROM_COUNT
; i
++)
1306 if (sc
->bbp_eeprom
[i
].reg
== 0x00 ||
1307 sc
->bbp_eeprom
[i
].reg
== 0xff)
1310 rt2870_io_bbp_write(sc
, sc
->bbp_eeprom
[i
].reg
,
1311 sc
->bbp_eeprom
[i
].val
);
1314 /* disable non-existing Rx chains */
1316 tmp
= rt2870_io_bbp_read(sc
, 3);
1318 tmp
&= ~((1 << 4) | (1 << 3));
1320 if (sc
->nrxpath
== 3)
1322 else if (sc
->nrxpath
== 2)
1325 rt2870_io_bbp_write(sc
, 3, tmp
);
1327 /* disable non-existing Tx chains */
1329 tmp
= rt2870_io_bbp_read(sc
, 1);
1331 tmp
&= ~((1 << 4) | (1 << 3));
1333 if (sc
->ntxpath
== 2)
1336 rt2870_io_bbp_write(sc
, 1, tmp
);
1338 /* set current channel */
1340 rt2870_rf_set_chan(sc
, ic
->ic_curchan
);
1342 /* turn radio LED on */
1344 rt2870_led_cmd(sc
, RT2870_LED_CMD_RADIO_ON
);
1346 rt2870_io_mcu_cmd(sc
, RT2870_IO_MCU_CMD_BOOT
,
1347 RT2870_REG_H2M_TOKEN_NO_INTR
, 0);
1349 /* set RTS threshold */
1351 rt2870_asic_update_rtsthreshold(sc
);
1355 rt2870_asic_update_txpower(sc
);
1357 /* set up protection mode */
1359 rt2870_asic_updateprot(sc
);
1361 /* clear key tables */
1363 rt2870_asic_clear_keytables(sc
);
1365 /* clear beacon frame space (entries = 8, entry size = 512) */
1367 rt2870_io_mac_set_region_4(sc
, RT2870_REG_BEACON_BASE(0), 0, 1024);
1369 if (rt2870_txrx_enable(sc
) != 0)
1372 /* clear garbage interrupts */
1374 tmp
= rt2870_io_mac_read(sc
, 0x1300);
1376 taskqueue_unblock(sc
->taskqueue
);
1378 /* init Tx and Rx rings */
1380 for(i
= 0; i
< sc
->usb_endpoints
- 1; i
++)
1381 rt2870_reset_tx_ring(sc
, &sc
->tx_ring
[i
]);
1383 rt2870_reset_rx_ring(sc
, &sc
->rx_ring
);
1385 rt2870_reset_cmd_ring(sc
, &sc
->cmd_ring
);
1387 for(i
= 0; i
< sc
->usb_endpoints
- 1; i
++)
1389 usbd_xfer_set_priv(sc
->usb_xfer
[i
+ 1], &sc
->tx_ring
[i
]);
1390 usbd_xfer_set_stall(sc
->usb_xfer
[i
+ 1]);
1393 /* start up the receive pipe */
1395 for(i
= 0; i
< RT2870_SOFTC_RX_RING_DATA_COUNT
; i
++)
1396 usbd_transfer_start(sc
->usb_xfer
[0]);
1398 ifp
->if_drv_flags
&= ~IFF_DRV_OACTIVE
;
1399 ifp
->if_drv_flags
|= IFF_DRV_RUNNING
;
1401 sc
->periodic_round
= 0;
1403 callout_reset(&sc
->periodic_ch
, hz
/ 10, rt2870_periodic
, sc
);
1409 rt2870_stop_locked(sc
);
1415 static void rt2870_init(void *priv
)
1417 struct rt2870_softc
*sc
;
1421 RT2870_SOFTC_LOCK(sc
);
1423 rt2870_init_locked(sc
);
1425 RT2870_SOFTC_UNLOCK(sc
);
1431 static int rt2870_init_bbp(struct rt2870_softc
*sc
)
1436 for (ntries
= 0; ntries
< 20; ntries
++)
1438 tmp
= rt2870_io_bbp_read(sc
, 0);
1439 if (tmp
!= 0x00 && tmp
!= 0xff)
1443 if (tmp
== 0x00 || tmp
== 0xff)
1445 printf("%s: timeout waiting for BBP to wakeup\n",
1446 device_get_nameunit(sc
->dev
));
1450 for (i
= 0; i
< RT2870_DEF_BBP_SIZE
; i
++)
1451 rt2870_io_bbp_write(sc
, rt2870_def_bbp
[i
].reg
,
1452 rt2870_def_bbp
[i
].val
);
1454 if ((sc
->mac_rev
& 0xffff) != 0x0101)
1455 rt2870_io_bbp_write(sc
, 84, 0x19);
1457 if (sc
->mac_rev
== 0x28600100)
1459 rt2870_io_bbp_write(sc
, 69, 0x16);
1460 rt2870_io_bbp_write(sc
, 73, 0x12);
1467 * rt2870_stop_locked
1469 static void rt2870_stop_locked(void *priv
)
1471 struct rt2870_softc
*sc
;
1473 struct ieee80211com
*ic
;
1481 RT2870_DPRINTF(sc
, RT2870_DEBUG_ANY
,
1483 device_get_nameunit(sc
->dev
));
1485 RT2870_SOFTC_ASSERT_LOCKED(sc
);
1489 if (ifp
->if_drv_flags
& IFF_DRV_RUNNING
)
1490 rt2870_led_cmd(sc
, RT2870_LED_CMD_RADIO_OFF
);
1492 ifp
->if_drv_flags
&= ~(IFF_DRV_RUNNING
| IFF_DRV_OACTIVE
);
1494 callout_stop(&sc
->periodic_ch
);
1495 callout_stop(&sc
->tx_watchdog_ch
);
1497 RT2870_SOFTC_UNLOCK(sc
);
1499 taskqueue_block(sc
->taskqueue
);
1501 taskqueue_drain(sc
->taskqueue
, &sc
->rx_done_task
);
1502 taskqueue_drain(sc
->taskqueue
, &sc
->tx_done_task
);
1503 taskqueue_drain(sc
->taskqueue
, &sc
->periodic_task
);
1504 taskqueue_drain(sc
->taskqueue
, &sc
->cmd_task
);
1506 RT2870_SOFTC_LOCK(sc
);
1508 /* clear key tables */
1510 rt2870_asic_clear_keytables(sc
);
1514 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_SYS_CTRL
);
1516 tmp
&= ~(RT2870_REG_RX_ENABLE
| RT2870_REG_TX_ENABLE
);
1518 rt2870_io_mac_write(sc
, RT2870_REG_SYS_CTRL
, tmp
);
1520 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_USB_DMA_CFG
, 0);
1524 rt2870_io_mac_write(sc
, RT2870_REG_SYS_CTRL
,
1525 RT2870_REG_MAC_SRST
| RT2870_REG_BBP_HRST
);
1526 rt2870_io_mac_write(sc
, RT2870_REG_SYS_CTRL
, 0);
1528 /* abort any pending transfers */
1530 for (i
= 0; i
< sc
->usb_endpoints
; i
++)
1531 usbd_transfer_stop(sc
->usb_xfer
[i
]);
1537 static void rt2870_stop(void *priv
)
1539 struct rt2870_softc
*sc
;
1543 RT2870_SOFTC_LOCK(sc
);
1545 rt2870_stop_locked(sc
);
1547 RT2870_SOFTC_UNLOCK(sc
);
1553 static void rt2870_start(struct ifnet
*ifp
)
1555 struct rt2870_softc
*sc
;
1556 struct ieee80211_node
*ni
;
1562 RT2870_SOFTC_LOCK(sc
);
1564 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
1566 RT2870_SOFTC_UNLOCK(sc
);
1572 IF_POLL(&ifp
->if_snd
, m
);
1576 IFQ_DRV_DEQUEUE(&ifp
->if_snd
, m
);
1578 ni
= (struct ieee80211_node
*) m
->m_pkthdr
.rcvif
;
1580 qid
= M_WME_GETAC(m
);
1582 if (sc
->tx_ring
[qid
].queued
>= RT2870_SOFTC_TX_RING_DATA_COUNT
)
1584 RT2870_DPRINTF(sc
, RT2870_DEBUG_TX
,
1585 "%s: if_start: Tx ring with qid=%d is full\n",
1586 device_get_nameunit(sc
->dev
), qid
);
1589 ieee80211_free_node(ni
);
1591 ifp
->if_drv_flags
|= IFF_DRV_OACTIVE
;
1594 sc
->tx_data_queue_full
[qid
]++;
1599 if (rt2870_tx_data(sc
, m
, ni
, qid
) != 0)
1601 ieee80211_free_node(ni
);
1606 sc
->tx_timer
= RT2870_TX_WATCHDOG_TIMEOUT
;
1608 callout_reset(&sc
->tx_watchdog_ch
, hz
, rt2870_tx_watchdog
, sc
);
1611 RT2870_SOFTC_UNLOCK(sc
);
1617 static int rt2870_ioctl(struct ifnet
*ifp
, u_long cmd
, caddr_t data
)
1619 struct rt2870_softc
*sc
;
1620 struct ieee80211com
*ic
;
1622 int error
, startall
;
1626 ifr
= (struct ifreq
*) data
;
1635 RT2870_SOFTC_LOCK(sc
);
1637 if (ifp
->if_flags
& IFF_UP
)
1639 if (ifp
->if_drv_flags
& IFF_DRV_RUNNING
)
1641 if ((ifp
->if_flags
^ sc
->if_flags
) & IFF_PROMISC
)
1642 rt2870_asic_update_promisc(sc
);
1646 rt2870_init_locked(sc
);
1652 if (ifp
->if_drv_flags
& IFF_DRV_RUNNING
)
1653 rt2870_stop_locked(sc
);
1656 sc
->if_flags
= ifp
->if_flags
;
1658 RT2870_SOFTC_UNLOCK(sc
);
1661 ieee80211_start_all(ic
);
1666 error
= ifmedia_ioctl(ifp
, ifr
, &ic
->ic_media
, cmd
);
1670 error
= ether_ioctl(ifp
, cmd
, data
);
1684 static struct ieee80211vap
*rt2870_vap_create(struct ieee80211com
*ic
,
1685 const char name
[IFNAMSIZ
], int unit
, int opmode
, int flags
,
1686 const uint8_t bssid
[IEEE80211_ADDR_LEN
],
1687 const uint8_t mac
[IEEE80211_ADDR_LEN
])
1689 struct rt2870_softc
*sc
;
1691 struct rt2870_softc_vap
*rvap
;
1692 struct ieee80211vap
*vap
;
1697 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATE
,
1698 "%s: VAP create: opmode=%s\n",
1699 device_get_nameunit(sc
->dev
),
1700 ieee80211_opmode_name
[opmode
]);
1704 case IEEE80211_M_MONITOR
:
1705 case IEEE80211_M_IBSS
:
1706 case IEEE80211_M_STA
:
1707 case IEEE80211_M_AHDEMO
:
1708 case IEEE80211_M_HOSTAP
:
1709 case IEEE80211_M_MBSS
:
1710 if (!TAILQ_EMPTY(&ic
->ic_vaps
))
1712 if_printf(ifp
, "only 1 VAP supported\n");
1716 if (opmode
== IEEE80211_M_STA
)
1717 flags
|= IEEE80211_CLONE_NOBEACONS
;
1720 case IEEE80211_M_WDS
:
1721 if (TAILQ_EMPTY(&ic
->ic_vaps
) || ic
->ic_opmode
!= IEEE80211_M_HOSTAP
)
1723 if_printf(ifp
, "WDS only supported in AP mode\n");
1727 flags
&= ~IEEE80211_CLONE_BSSID
;
1731 if_printf(ifp
, "unknown opmode %d\n", opmode
);
1735 rvap
= (struct rt2870_softc_vap
*) malloc(sizeof(struct rt2870_softc_vap
),
1736 M_80211_VAP
, M_NOWAIT
| M_ZERO
);
1742 ieee80211_vap_setup(ic
, vap
, name
, unit
, opmode
, flags
, bssid
, mac
);
1744 rvap
->newstate
= vap
->iv_newstate
;
1745 vap
->iv_newstate
= rt2870_vap_newstate
;
1747 vap
->iv_reset
= rt2870_vap_reset
;
1748 vap
->iv_key_update_begin
= rt2870_vap_key_update_begin
;
1749 vap
->iv_key_update_end
= rt2870_vap_key_update_end
;
1750 vap
->iv_key_set
= rt2870_vap_key_set
;
1751 vap
->iv_key_delete
= rt2870_vap_key_delete
;
1752 vap
->iv_update_beacon
= rt2870_vap_update_beacon
;
1754 rt2870_amrr_init(&rvap
->amrr
, vap
,
1756 RT2870_AMRR_MIN_SUCCESS_THRESHOLD
,
1757 RT2870_AMRR_MAX_SUCCESS_THRESHOLD
,
1760 ieee80211_vap_attach(vap
, ieee80211_media_change
, ieee80211_media_status
);
1762 /* override default Rx A-MPDU factor */
1764 vap
->iv_ampdu_rxmax
= IEEE80211_HTCAP_MAXRXAMPDU_32K
;
1765 vap
->iv_ampdu_density
= IEEE80211_HTCAP_MPDUDENSITY_NA
;
1766 vap
->iv_ampdu_limit
= vap
->iv_ampdu_rxmax
;
1768 ic
->ic_opmode
= opmode
;
1776 static void rt2870_vap_delete(struct ieee80211vap
*vap
)
1778 struct rt2870_softc
*sc
;
1779 struct ieee80211com
*ic
;
1781 struct rt2870_softc_vap
*rvap
;
1786 rvap
= (struct rt2870_softc_vap
*) vap
;
1788 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATE
,
1789 "%s: VAP delete: opmode=%s\n",
1790 device_get_nameunit(sc
->dev
),
1791 ieee80211_opmode_name
[vap
->iv_opmode
]);
1793 rt2870_amrr_cleanup(&rvap
->amrr
);
1795 ieee80211_vap_detach(vap
);
1797 free(rvap
, M_80211_VAP
);
1803 static int rt2870_vap_reset(struct ieee80211vap
*vap
, u_long cmd
)
1805 struct rt2870_softc
*sc
;
1806 struct ieee80211com
*ic
;
1808 struct rt2870_softc_vap
*rvap
;
1814 rvap
= (struct rt2870_softc_vap
*) vap
;
1816 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATE
,
1817 "%s: VAP reset: cmd=%lu\n",
1818 device_get_nameunit(sc
->dev
), cmd
);
1822 RT2870_SOFTC_LOCK(sc
);
1826 case IEEE80211_IOC_RTSTHRESHOLD
:
1827 case IEEE80211_IOC_AMSDU
:
1828 rt2870_asic_update_rtsthreshold(sc
);
1831 case IEEE80211_IOC_PROTMODE
:
1832 case IEEE80211_IOC_HTPROTMODE
:
1833 rt2870_asic_updateprot(sc
);
1836 case IEEE80211_IOC_TXPOWER
:
1837 rt2870_asic_update_txpower(sc
);
1840 case IEEE80211_IOC_BURST
:
1841 rt2870_asic_updateslot(sc
);
1844 case IEEE80211_IOC_SHORTGI
:
1845 case IEEE80211_IOC_AMPDU_DENSITY
:
1853 RT2870_SOFTC_UNLOCK(sc
);
1859 * rt2870_vap_newstate
1861 static int rt2870_vap_newstate(struct ieee80211vap
*vap
,
1862 enum ieee80211_state nstate
, int arg
)
1864 struct rt2870_softc
*sc
;
1865 struct ieee80211com
*ic
;
1867 struct rt2870_softc_vap
*rvap
;
1868 struct ieee80211_node
*ni
;
1874 rvap
= (struct rt2870_softc_vap
*) vap
;
1876 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATE
,
1877 "%s: VAP newstate: %s -> %s\n",
1878 device_get_nameunit(sc
->dev
),
1879 ieee80211_state_name
[vap
->iv_state
], ieee80211_state_name
[nstate
]);
1881 error
= rvap
->newstate(vap
, nstate
, arg
);
1885 IEEE80211_UNLOCK(ic
);
1887 RT2870_SOFTC_LOCK(sc
);
1889 /* turn link LED off */
1891 if (nstate
!= IEEE80211_S_RUN
)
1892 rt2870_led_cmd(sc
, RT2870_LED_CMD_RADIO_OFF
);
1896 case IEEE80211_S_INIT
:
1897 rt2870_asic_disable_tsf_sync(sc
);
1900 case IEEE80211_S_RUN
:
1903 rt2870_rf_set_chan(sc
, ni
->ni_chan
);
1905 if (vap
->iv_opmode
!= IEEE80211_M_MONITOR
)
1907 rt2870_asic_enable_mrr(sc
);
1908 rt2870_asic_set_txpreamble(sc
);
1909 rt2870_asic_set_basicrates(sc
);
1910 rt2870_asic_update_txpower(sc
);
1911 rt2870_asic_set_bssid(sc
, ni
->ni_bssid
);
1914 if (vap
->iv_opmode
== IEEE80211_M_HOSTAP
||
1915 vap
->iv_opmode
== IEEE80211_M_IBSS
||
1916 vap
->iv_opmode
== IEEE80211_M_MBSS
)
1918 error
= rt2870_asic_update_beacon(sc
, vap
);
1923 if (vap
->iv_opmode
!= IEEE80211_M_MONITOR
)
1924 rt2870_asic_enable_tsf_sync(sc
);
1926 /* turn link LED on */
1928 if (vap
->iv_opmode
!= IEEE80211_M_MONITOR
)
1930 rt2870_led_cmd(sc
, RT2870_LED_CMD_RADIO_ON
|
1931 (IEEE80211_IS_CHAN_2GHZ(ni
->ni_chan
) ?
1932 RT2870_LED_CMD_LINK_2GHZ
: RT2870_LED_CMD_LINK_5GHZ
));
1940 RT2870_SOFTC_UNLOCK(sc
);
1948 * rt2870_vap_key_update_begin
1950 static void rt2870_vap_key_update_begin(struct ieee80211vap
*vap
)
1952 struct rt2870_softc
*sc
;
1953 struct ieee80211com
*ic
;
1960 RT2870_DPRINTF(sc
, RT2870_DEBUG_KEY
,
1961 "%s: VAP key update begin\n",
1962 device_get_nameunit(sc
->dev
));
1964 taskqueue_block(sc
->taskqueue
);
1966 IF_LOCK(&ifp
->if_snd
);
1970 * rt2870_vap_key_update_end
1972 static void rt2870_vap_key_update_end(struct ieee80211vap
*vap
)
1974 struct rt2870_softc
*sc
;
1975 struct ieee80211com
*ic
;
1982 RT2870_DPRINTF(sc
, RT2870_DEBUG_KEY
,
1983 "%s: VAP key update end\n",
1984 device_get_nameunit(sc
->dev
));
1986 IF_UNLOCK(&ifp
->if_snd
);
1988 taskqueue_unblock(sc
->taskqueue
);
1992 * rt2870_vap_key_set
1994 static int rt2870_vap_key_set(struct ieee80211vap
*vap
,
1995 const struct ieee80211_key
*k
, const uint8_t mac
[IEEE80211_ADDR_LEN
])
1997 struct rt2870_softc
*sc
;
1998 struct ieee80211com
*ic
;
2000 struct ieee80211_node
*ni
;
2001 struct rt2870_cmd_argv_keyset cmd_argv
;
2004 if (k
->wk_cipher
->ic_cipher
!= IEEE80211_CIPHER_WEP
&&
2005 k
->wk_cipher
->ic_cipher
!= IEEE80211_CIPHER_TKIP
&&
2006 k
->wk_cipher
->ic_cipher
!= IEEE80211_CIPHER_AES_CCM
)
2013 if (vap
->iv_opmode
!= IEEE80211_M_HOSTAP
)
2016 ni
= ieee80211_find_vap_node(&ic
->ic_sta
, vap
, mac
);
2018 associd
= (ni
!= NULL
) ? ni
->ni_associd
: 0;
2020 if ((vap
->iv_opmode
== IEEE80211_M_HOSTAP
) && (ni
!= NULL
))
2021 ieee80211_free_node(ni
);
2023 memcpy(&cmd_argv
.key
, k
, sizeof(struct ieee80211_key
));
2024 cmd_argv
.associd
= associd
;
2026 rt2870_do_async(sc
, rt2870_vap_key_set_cb
,
2027 &cmd_argv
, sizeof(struct rt2870_cmd_argv_keyset
));
2033 * rt2870_vap_key_delete
2035 static int rt2870_vap_key_delete(struct ieee80211vap
*vap
,
2036 const struct ieee80211_key
*k
)
2038 struct rt2870_softc
*sc
;
2039 struct ieee80211com
*ic
;
2041 struct ieee80211_node
*ni
;
2042 struct rt2870_cmd_argv_keydelete cmd_argv
;
2049 associd
= (ni
!= NULL
) ? ni
->ni_associd
: 0;
2051 memcpy(&cmd_argv
.key
, k
, sizeof(struct ieee80211_key
));
2052 cmd_argv
.associd
= associd
;
2054 rt2870_do_async(sc
, rt2870_vap_key_delete_cb
,
2055 &cmd_argv
, sizeof(struct rt2870_cmd_argv_keydelete
));
2061 * rt2870_vap_update_beacon
2063 static void rt2870_vap_update_beacon(struct ieee80211vap
*vap
, int what
)
2065 struct rt2870_softc
*sc
;
2066 struct ieee80211com
*ic
;
2073 RT2870_DPRINTF(sc
, RT2870_DEBUG_BEACON
,
2074 "%s: VAP update beacon\n",
2075 device_get_nameunit(sc
->dev
));
2077 rt2870_do_async(sc
, rt2870_vap_update_beacon_cb
, NULL
, 0);
2083 static struct ieee80211_node
*rt2870_node_alloc(struct ieee80211vap
*vap
,
2084 const uint8_t mac
[IEEE80211_ADDR_LEN
])
2086 return malloc(sizeof(struct rt2870_softc_node
),
2087 M_80211_NODE
, M_NOWAIT
| M_ZERO
);
2091 * rt2870_setregdomain
2093 static int rt2870_setregdomain(struct ieee80211com
*ic
,
2094 struct ieee80211_regdomain
*reg
,
2095 int nchans
, struct ieee80211_channel chans
[])
2097 struct rt2870_softc
*sc
;
2103 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATE
,
2104 "%s: set regulatory domain: country=%d, country code string=%c%c, location=%c\n",
2105 device_get_nameunit(sc
->dev
),
2106 reg
->country
, reg
->isocc
[0], reg
->isocc
[1], reg
->location
);
2112 * rt2870_getradiocaps
2114 static void rt2870_getradiocaps(struct ieee80211com
*ic
,
2115 int maxchans
, int *nchans
, struct ieee80211_channel chans
[])
2117 *nchans
= (ic
->ic_nchans
>= maxchans
) ? maxchans
: ic
->ic_nchans
;
2119 memcpy(chans
, ic
->ic_channels
, (*nchans
) * sizeof(struct ieee80211_channel
));
2125 static void rt2870_scan_start(struct ieee80211com
*ic
)
2127 struct rt2870_softc
*sc
;
2133 RT2870_SOFTC_LOCK(sc
);
2135 rt2870_asic_disable_tsf_sync(sc
);
2137 RT2870_SOFTC_UNLOCK(sc
);
2143 static void rt2870_scan_end(struct ieee80211com
*ic
)
2145 struct rt2870_softc
*sc
;
2151 RT2870_SOFTC_LOCK(sc
);
2153 rt2870_asic_enable_tsf_sync(sc
);
2155 RT2870_SOFTC_UNLOCK(sc
);
2159 * rt2870_set_channel
2161 static void rt2870_set_channel(struct ieee80211com
*ic
)
2163 struct rt2870_softc
*sc
;
2169 RT2870_DPRINTF(sc
, RT2870_DEBUG_CHAN
,
2170 "%s: set channel: channel=%u, HT%s%s\n",
2171 device_get_nameunit(sc
->dev
),
2172 ieee80211_chan2ieee(ic
, ic
->ic_curchan
),
2173 !IEEE80211_IS_CHAN_HT(ic
->ic_curchan
) ? " disabled" :
2174 IEEE80211_IS_CHAN_HT20(ic
->ic_curchan
) ? "20":
2175 IEEE80211_IS_CHAN_HT40U(ic
->ic_curchan
) ? "40U" : "40D",
2176 (ic
->ic_flags
& IEEE80211_F_SCAN
) ? ", scanning" : "");
2178 RT2870_SOFTC_LOCK(sc
);
2180 rt2870_rf_set_chan(sc
, ic
->ic_curchan
);
2182 RT2870_SOFTC_UNLOCK(sc
);
2188 static void rt2870_newassoc(struct ieee80211_node
*ni
, int isnew
)
2190 struct rt2870_softc
*sc
;
2191 struct ieee80211com
*ic
;
2193 struct ieee80211vap
*vap
;
2194 struct rt2870_softc_vap
*rvap
;
2202 rvap
= (struct rt2870_softc_vap
*) vap
;
2204 associd
= (ni
!= NULL
) ? ni
->ni_associd
: 0;
2205 wcid
= RT2870_AID2WCID(associd
);
2207 RT2870_DPRINTF(sc
, RT2870_DEBUG_NODE
,
2208 "%s: new association: wcid=0x%02x, "
2209 "mac addr=%s, QoS %s, ERP %s, HT %s\n",
2210 device_get_nameunit(sc
->dev
), wcid
,
2211 ether_sprintf(ni
->ni_macaddr
),
2212 (ni
->ni_flags
& IEEE80211_NODE_QOS
) ? "enabled" : "disabled",
2213 (ni
->ni_flags
& IEEE80211_NODE_ERP
) ? "enabled" : "disabled",
2214 (ni
->ni_flags
& IEEE80211_NODE_HT
) ? "enabled" : "disabled");
2216 RT2870_SOFTC_LOCK(sc
);
2218 rt2870_io_mac_write_multi(sc
, RT2870_REG_WCID(wcid
),
2219 ni
->ni_macaddr
, IEEE80211_ADDR_LEN
);
2221 rt2870_amrr_node_init(&rvap
->amrr
, &sc
->amrr_node
[wcid
], ni
);
2223 RT2870_DPRINTF(sc
, RT2870_DEBUG_RATE
,
2224 "%s: initial%s node Tx rate: associd=0x%04x, rate=0x%02x, max rate=0x%02x\n",
2225 device_get_nameunit(sc
->dev
),
2226 (ni
->ni_flags
& IEEE80211_NODE_HT
) ? " HT" : "",
2227 ni
->ni_associd
, ni
->ni_txrate
,
2228 (ni
->ni_flags
& IEEE80211_NODE_HT
) ?
2229 (ni
->ni_htrates
.rs_rates
[ni
->ni_htrates
.rs_nrates
- 1] | IEEE80211_RATE_MCS
) :
2230 (ni
->ni_rates
.rs_rates
[ni
->ni_rates
.rs_nrates
- 1] & IEEE80211_RATE_VAL
));
2232 rt2870_asic_updateprot(sc
);
2233 rt2870_asic_updateslot(sc
);
2234 rt2870_asic_set_txpreamble(sc
);
2236 RT2870_SOFTC_UNLOCK(sc
);
2242 static void rt2870_updateslot(struct ifnet
*ifp
)
2244 struct rt2870_softc
*sc
;
2248 rt2870_do_async(sc
, rt2870_updateslot_cb
, NULL
, 0);
2252 * rt2870_update_promisc
2254 static void rt2870_update_promisc(struct ifnet
*ifp
)
2256 struct rt2870_softc
*sc
;
2260 RT2870_SOFTC_LOCK(sc
);
2262 rt2870_asic_update_promisc(sc
);
2264 RT2870_SOFTC_UNLOCK(sc
);
2268 * rt2870_update_mcast
2270 static void rt2870_update_mcast(struct ifnet
*ifp
)
2272 struct rt2870_softc
*sc
;
2280 static int rt2870_wme_update(struct ieee80211com
*ic
)
2282 struct rt2870_softc
*sc
;
2288 rt2870_do_async(sc
, rt2870_wme_update_cb
, NULL
, 0);
2296 static int rt2870_raw_xmit(struct ieee80211_node
*ni
, struct mbuf
*m
,
2297 const struct ieee80211_bpf_params
*params
)
2299 struct rt2870_softc
*sc
;
2300 struct ieee80211com
*ic
;
2307 RT2870_SOFTC_LOCK(sc
);
2309 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
2311 RT2870_SOFTC_UNLOCK(sc
);
2314 ieee80211_free_node(ni
);
2319 if (sc
->tx_ring
[sc
->tx_ring_mgtqid
].queued
>= RT2870_SOFTC_TX_RING_DATA_COUNT
)
2321 RT2870_DPRINTF(sc
, RT2870_DEBUG_TX
,
2322 "%s: raw xmit: Tx ring with qid=%d is full\n",
2323 device_get_nameunit(sc
->dev
), sc
->tx_ring_mgtqid
);
2325 ifp
->if_drv_flags
|= IFF_DRV_OACTIVE
;
2327 RT2870_SOFTC_UNLOCK(sc
);
2330 ieee80211_free_node(ni
);
2332 sc
->tx_data_queue_full
[sc
->tx_ring_mgtqid
]++;
2337 if (rt2870_tx_mgmt(sc
, m
, ni
, sc
->tx_ring_mgtqid
) != 0)
2341 RT2870_SOFTC_UNLOCK(sc
);
2343 ieee80211_free_node(ni
);
2348 sc
->tx_timer
= RT2870_TX_WATCHDOG_TIMEOUT
;
2350 RT2870_SOFTC_UNLOCK(sc
);
2356 * rt2870_recv_action
2358 static int rt2870_recv_action(struct ieee80211_node
*ni
,
2359 const struct ieee80211_frame
*wh
,
2360 const uint8_t *frm
, const uint8_t *efrm
)
2362 struct rt2870_softc
*sc
;
2363 struct ieee80211com
*ic
;
2365 const struct ieee80211_action
*ia
;
2366 struct ieee80211_tx_ampdu
*tx_ampdu
;
2367 uint16_t associd
, status
, baparamset
;
2369 int ret
, tid
, bufsize
, ac
;
2376 ia
= (const struct ieee80211_action
*) frm
;
2378 ret
= sc
->recv_action(ni
, wh
, frm
, efrm
);
2380 if (ia
->ia_category
!= IEEE80211_ACTION_CAT_BA
)
2383 associd
= (ni
!= NULL
) ? ni
->ni_associd
: 0;
2384 wcid
= RT2870_AID2WCID(associd
);
2386 switch (ia
->ia_action
)
2388 /* IEEE80211_ACTION_BA_ADDBA_REQUEST */
2389 case IEEE80211_ACTION_BA_ADDBA_REQUEST
:
2390 baparamset
= LE_READ_2(frm
+ 3);
2391 tid
= RT2870_MS(baparamset
, IEEE80211_BAPS_TID
);
2392 bufsize
= RT2870_MS(baparamset
, IEEE80211_BAPS_BUFSIZ
);
2394 RT2870_DPRINTF(sc
, RT2870_DEBUG_BA
,
2395 "%s: received ADDBA request: associd=0x%04x, tid=%d, bufsize=%d\n",
2396 device_get_nameunit(sc
->dev
), associd
, tid
, bufsize
);
2398 RT2870_SOFTC_LOCK(sc
);
2400 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_WCID(wcid
) + 4);
2402 tmp
|= (0x10000 << tid
);
2404 rt2870_io_mac_write(sc
, RT2870_REG_WCID(wcid
) + 4, tmp
);
2406 RT2870_SOFTC_UNLOCK(sc
);
2409 /* IEEE80211_ACTION_BA_ADDBA_RESPONSE */
2410 case IEEE80211_ACTION_BA_ADDBA_RESPONSE
:
2411 status
= LE_READ_2(frm
+ 3);
2412 baparamset
= LE_READ_2(frm
+ 4);
2413 tid
= RT2870_MS(baparamset
, IEEE80211_BAPS_TID
);
2414 bufsize
= RT2870_MS(baparamset
, IEEE80211_BAPS_BUFSIZ
);
2415 ac
= TID_TO_WME_AC(tid
);
2416 tx_ampdu
= &ni
->ni_tx_ampdu
[ac
];
2418 RT2870_DPRINTF(sc
, RT2870_DEBUG_BA
,
2419 "%s: received ADDBA response: associd=0x%04x, status=%d, tid=%d, bufsize=%d\n",
2420 device_get_nameunit(sc
->dev
), associd
, status
, tid
, bufsize
);
2422 if (sc
->mac_rev
>= 0x28720200)
2424 if (tx_ampdu
->txa_wnd
> 13)
2425 tx_ampdu
->txa_wnd
= 13;
2429 if (tx_ampdu
->txa_wnd
> 7)
2430 tx_ampdu
->txa_wnd
= 7;
2433 if (status
== IEEE80211_STATUS_SUCCESS
)
2435 sc
->tx_ampdu_sessions
++;
2437 RT2870_SOFTC_LOCK(sc
);
2439 rt2870_asic_updateprot(sc
);
2441 RT2870_SOFTC_UNLOCK(sc
);
2445 /* IEEE80211_ACTION_BA_DELBA */
2446 case IEEE80211_ACTION_BA_DELBA
:
2447 baparamset
= LE_READ_2(frm
+ 2);
2448 tid
= RT2870_MS(baparamset
, IEEE80211_BAPS_TID
);
2450 RT2870_DPRINTF(sc
, RT2870_DEBUG_BA
,
2451 "%s: received DELBA request: associd=0x%04x, tid=%d\n",
2452 device_get_nameunit(sc
->dev
), associd
, tid
);
2454 RT2870_SOFTC_LOCK(sc
);
2456 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_WCID(wcid
) + 4);
2458 tmp
&= ~(0x10000 << tid
);
2460 rt2870_io_mac_write(sc
, RT2870_REG_WCID(wcid
) + 4, tmp
);
2462 RT2870_SOFTC_UNLOCK(sc
);
2470 * rt2870_send_action
2472 static int rt2870_send_action(struct ieee80211_node
*ni
,
2473 int cat
, int act
, void *sa
)
2475 struct rt2870_softc
*sc
;
2476 struct ieee80211com
*ic
;
2478 uint16_t associd
, *args
, baparamset
;
2487 ret
= sc
->send_action(ni
, cat
, act
, sa
);
2489 if (cat
!= IEEE80211_ACTION_CAT_BA
)
2492 associd
= (ni
!= NULL
) ? ni
->ni_associd
: 0;
2493 wcid
= RT2870_AID2WCID(associd
);
2498 /* IEEE80211_ACTION_BA_DELBA */
2499 case IEEE80211_ACTION_BA_DELBA
:
2500 baparamset
= RT2870_SM(args
[0], IEEE80211_DELBAPS_TID
) | args
[1];
2502 tid
= RT2870_MS(baparamset
, IEEE80211_DELBAPS_TID
);
2504 RT2870_DPRINTF(sc
, RT2870_DEBUG_BA
,
2505 "%s: sending DELBA request: associd=0x%04x, tid=%d\n",
2506 device_get_nameunit(sc
->dev
), associd
, tid
);
2508 RT2870_SOFTC_LOCK(sc
);
2510 if (RT2870_MS(baparamset
, IEEE80211_DELBAPS_INIT
) != IEEE80211_DELBAPS_INIT
)
2512 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_WCID(wcid
) + 4);
2514 tmp
&= ~(0x10000 << tid
);
2516 rt2870_io_mac_write(sc
, RT2870_REG_WCID(wcid
) + 4, tmp
);
2520 sc
->tx_ampdu_sessions
--;
2522 rt2870_asic_updateprot(sc
);
2525 RT2870_SOFTC_UNLOCK(sc
);
2533 * rt2870_amrr_update_iter_func
2535 static void rt2870_amrr_update_iter_func(void *arg
, struct ieee80211_node
*ni
)
2537 struct rt2870_softc
*sc
;
2538 struct ieee80211com
*ic
;
2540 struct ieee80211vap
*vap
;
2541 struct rt2870_softc_vap
*rvap
;
2548 rvap
= (struct rt2870_softc_vap
*) vap
;
2550 /* only associated stations */
2552 if ((ni
->ni_vap
== vap
) && (ni
->ni_associd
!= 0))
2554 wcid
= RT2870_AID2WCID(ni
->ni_associd
);
2556 RT2870_DPRINTF(sc
, RT2870_DEBUG_RATE
,
2557 "%s: AMRR node: wcid=0x%02x, txcnt=%d, success=%d, retrycnt=%d\n",
2558 device_get_nameunit(sc
->dev
),
2559 wcid
, sc
->amrr_node
[wcid
].txcnt
, sc
->amrr_node
[wcid
].success
, sc
->amrr_node
[wcid
].retrycnt
);
2561 rt2870_amrr_choose(ni
, &sc
->amrr_node
[wcid
]);
2563 RT2870_DPRINTF(sc
, RT2870_DEBUG_RATE
,
2564 "%s:%s node Tx rate: associd=0x%04x, rate=0x%02x, max rate=0x%02x\n",
2565 device_get_nameunit(sc
->dev
),
2566 (ni
->ni_flags
& IEEE80211_NODE_HT
) ? " HT" : "",
2567 ni
->ni_associd
, ni
->ni_txrate
,
2568 (ni
->ni_flags
& IEEE80211_NODE_HT
) ?
2569 (ni
->ni_htrates
.rs_rates
[ni
->ni_htrates
.rs_nrates
- 1] | IEEE80211_RATE_MCS
) :
2570 (ni
->ni_rates
.rs_rates
[ni
->ni_rates
.rs_nrates
- 1] & IEEE80211_RATE_VAL
));
2577 static void rt2870_periodic(void *arg
)
2579 struct rt2870_softc
*sc
;
2585 RT2870_DPRINTF(sc
, RT2870_DEBUG_PERIODIC
,
2587 device_get_nameunit(sc
->dev
));
2589 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
2592 taskqueue_enqueue(sc
->taskqueue
, &sc
->periodic_task
);
2596 * rt2870_tx_watchdog
2598 static void rt2870_tx_watchdog(void *arg
)
2600 struct rt2870_softc
*sc
;
2606 if (sc
->tx_timer
== 0)
2609 if (--sc
->tx_timer
== 0)
2611 printf("%s: Tx watchdog timeout: resetting\n",
2612 device_get_nameunit(sc
->dev
));
2614 rt2870_stop_locked(sc
);
2615 rt2870_init_locked(sc
);
2619 sc
->tx_watchdog_timeouts
++;
2622 callout_reset(&sc
->tx_watchdog_ch
, hz
, rt2870_tx_watchdog
, sc
);
2628 static int rt2870_do_async(struct rt2870_softc
*sc
,
2629 void (*cb
)(struct rt2870_softc
*sc
, void *arg
),
2633 struct rt2870_softc_cmd_ring
*ring
;
2634 struct rt2870_softc_cmd
*cmd
;
2638 ring
= &sc
->cmd_ring
;
2640 RT2870_SOFTC_LOCK(sc
);
2642 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
2644 RT2870_SOFTC_UNLOCK(sc
);
2648 if (ring
->queued
>= RT2870_SOFTC_CMD_RING_CMD_COUNT
)
2650 RT2870_SOFTC_UNLOCK(sc
);
2654 cmd
= STAILQ_FIRST(&ring
->inactive
);
2655 STAILQ_REMOVE_HEAD(&ring
->inactive
, next
);
2660 memcpy(cmd
->data
, arg
, len
);
2662 STAILQ_INSERT_TAIL(&ring
->active
, cmd
, next
);
2665 run_cmd_task
= (ring
->queued
== 1);
2667 RT2870_SOFTC_UNLOCK(sc
);
2670 taskqueue_enqueue(sc
->taskqueue
, &sc
->cmd_task
);
2676 * rt2870_updateslot_cb
2678 static void rt2870_updateslot_cb(struct rt2870_softc
*sc
, void *arg
)
2680 RT2870_SOFTC_LOCK(sc
);
2682 rt2870_asic_updateslot(sc
);
2684 RT2870_SOFTC_UNLOCK(sc
);
2688 * rt2870_wme_update_cb
2690 static void rt2870_wme_update_cb(struct rt2870_softc
*sc
, void *arg
)
2692 RT2870_SOFTC_LOCK(sc
);
2694 rt2870_asic_wme_update(sc
);
2696 RT2870_SOFTC_UNLOCK(sc
);
2700 * rt2870_vap_key_set_cb
2702 static void rt2870_vap_key_set_cb(struct rt2870_softc
*sc
, void *arg
)
2704 struct ieee80211com
*ic
;
2706 struct ieee80211vap
*vap
;
2707 struct ieee80211_key
*k
;
2708 struct rt2870_cmd_argv_keyset
*cmd_argv
;
2709 uint16_t associd
, key_base
, keymode_base
;
2710 uint8_t mode
, vapid
, wcid
, iv
[8];
2715 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
2718 associd
= cmd_argv
->associd
;
2720 switch (k
->wk_cipher
->ic_cipher
)
2722 case IEEE80211_CIPHER_WEP
:
2723 if(k
->wk_keylen
< 8)
2724 mode
= RT2870_REG_CIPHER_MODE_WEP40
;
2726 mode
= RT2870_REG_CIPHER_MODE_WEP104
;
2729 case IEEE80211_CIPHER_TKIP
:
2730 mode
= RT2870_REG_CIPHER_MODE_TKIP
;
2733 case IEEE80211_CIPHER_AES_CCM
:
2734 mode
= RT2870_REG_CIPHER_MODE_AES_CCMP
;
2741 RT2870_DPRINTF(sc
, RT2870_DEBUG_KEY
,
2742 "%s: VAP key set: keyix=%d, keylen=%d, associd=0x%04x, mode=%d, group=%d\n",
2743 device_get_nameunit(sc
->dev
), k
->wk_keyix
, k
->wk_keylen
, associd
, mode
,
2744 (k
->wk_flags
& IEEE80211_KEY_GROUP
) ? 1 : 0);
2746 RT2870_SOFTC_LOCK(sc
);
2748 if (!(k
->wk_flags
& IEEE80211_KEY_GROUP
))
2750 /* install pairwise key */
2753 wcid
= RT2870_AID2WCID(associd
);
2754 key_base
= RT2870_REG_PKEY(wcid
);
2756 if (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_WEP
)
2760 iv
[3] = (k
->wk_keyix
<< 6);
2764 if (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_TKIP
)
2766 iv
[0] = (k
->wk_keytsc
>> 8);
2767 iv
[1] = ((iv
[0] | 0x20) & 0x7f);
2768 iv
[2] = k
->wk_keytsc
;
2774 iv
[0] = k
->wk_keytsc
;
2775 iv
[1] = k
->wk_keytsc
>> 8;
2779 iv
[3] = ((k
->wk_keyix
<< 6) | IEEE80211_WEP_EXTIV
);
2780 iv
[4] = (k
->wk_keytsc
>> 16);
2781 iv
[5] = (k
->wk_keytsc
>> 24);
2782 iv
[6] = (k
->wk_keytsc
>> 32);
2783 iv
[7] = (k
->wk_keytsc
>> 40);
2785 RT2870_DPRINTF(sc
, RT2870_DEBUG_KEY
,
2786 "%s: set key: iv=%02x %02x %02x %02x %02x %02x %02x %02x\n",
2787 device_get_nameunit(sc
->dev
),
2788 iv
[0], iv
[1], iv
[2], iv
[3], iv
[4], iv
[5], iv
[6], iv
[7]);
2791 rt2870_io_mac_write_multi(sc
, RT2870_REG_IVEIV(wcid
), iv
, 8);
2793 if (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_TKIP
)
2795 rt2870_io_mac_write_multi(sc
, key_base
, k
->wk_key
, 16);
2797 if (vap
->iv_opmode
!= IEEE80211_M_HOSTAP
)
2799 rt2870_io_mac_write_multi(sc
, key_base
+ 16, &k
->wk_key
[16], 8);
2800 rt2870_io_mac_write_multi(sc
, key_base
+ 24, &k
->wk_key
[24], 8);
2804 rt2870_io_mac_write_multi(sc
, key_base
+ 16, &k
->wk_key
[24], 8);
2805 rt2870_io_mac_write_multi(sc
, key_base
+ 24, &k
->wk_key
[16], 8);
2810 rt2870_io_mac_write_multi(sc
, key_base
, k
->wk_key
, k
->wk_keylen
);
2813 tmp
= ((vapid
& RT2870_REG_VAP_MASK
) << RT2870_REG_VAP_SHIFT
) |
2814 (mode
<< RT2870_REG_CIPHER_MODE_SHIFT
) | RT2870_REG_PKEY_ENABLE
;
2816 rt2870_io_mac_write(sc
, RT2870_REG_WCID_ATTR(wcid
), tmp
);
2819 if ((k
->wk_flags
& IEEE80211_KEY_GROUP
) ||
2820 (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_WEP
))
2822 /* install group key */
2825 key_base
= RT2870_REG_SKEY(vapid
, k
->wk_keyix
);
2826 keymode_base
= RT2870_REG_SKEY_MODE(vapid
);
2828 if (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_TKIP
)
2830 rt2870_io_mac_write_multi(sc
, key_base
, k
->wk_key
, 16);
2832 if (vap
->iv_opmode
!= IEEE80211_M_HOSTAP
)
2834 rt2870_io_mac_write_multi(sc
, key_base
+ 16, &k
->wk_key
[16], 8);
2835 rt2870_io_mac_write_multi(sc
, key_base
+ 24, &k
->wk_key
[24], 8);
2839 rt2870_io_mac_write_multi(sc
, key_base
+ 16, &k
->wk_key
[24], 8);
2840 rt2870_io_mac_write_multi(sc
, key_base
+ 24, &k
->wk_key
[16], 8);
2845 rt2870_io_mac_write_multi(sc
, key_base
, k
->wk_key
, k
->wk_keylen
);
2848 tmp
= rt2870_io_mac_read(sc
, keymode_base
);
2850 tmp
&= ~(0xf << (k
->wk_keyix
* 4 + 16 * (vapid
% 2)));
2851 tmp
|= (mode
<< (k
->wk_keyix
* 4 + 16 * (vapid
% 2)));
2853 rt2870_io_mac_write(sc
, keymode_base
, tmp
);
2856 RT2870_SOFTC_UNLOCK(sc
);
2860 * rt2870_vap_key_delete_cb
2862 static void rt2870_vap_key_delete_cb(struct rt2870_softc
*sc
, void *arg
)
2864 struct ieee80211_key
*k
;
2865 struct rt2870_cmd_argv_keydelete
*cmd_argv
;
2867 uint8_t vapid
, wcid
;
2872 associd
= cmd_argv
->associd
;
2874 RT2870_DPRINTF(sc
, RT2870_DEBUG_KEY
,
2875 "%s: VAP key delete: keyix=%d, keylen=%d, associd=0x%04x, group=%d\n",
2876 device_get_nameunit(sc
->dev
), k
->wk_keyix
, k
->wk_keylen
, associd
,
2877 (k
->wk_flags
& IEEE80211_KEY_GROUP
) ? 1 : 0);
2879 RT2870_SOFTC_LOCK(sc
);
2881 if (!(k
->wk_flags
& IEEE80211_KEY_GROUP
))
2883 /* remove pairwise key */
2886 wcid
= RT2870_AID2WCID(associd
);
2888 tmp
= ((vapid
& RT2870_REG_VAP_MASK
) << RT2870_REG_VAP_SHIFT
) |
2889 (RT2870_REG_CIPHER_MODE_NONE
<< RT2870_REG_CIPHER_MODE_SHIFT
) | RT2870_REG_PKEY_ENABLE
;
2891 rt2870_io_mac_write(sc
, RT2870_REG_WCID_ATTR(wcid
), tmp
);
2895 /* remove group key */
2899 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_SKEY_MODE(vapid
));
2901 tmp
&= ~(0xf << (k
->wk_keyix
* 4 + 16 * (vapid
% 2)));
2902 tmp
|= (RT2870_REG_CIPHER_MODE_NONE
<< (k
->wk_keyix
* 4 + 16 * (vapid
% 2)));
2904 rt2870_io_mac_write(sc
, RT2870_REG_SKEY_MODE(vapid
), tmp
);
2907 RT2870_SOFTC_UNLOCK(sc
);
2911 * rt2870_vap_update_beacon_cb
2913 static void rt2870_vap_update_beacon_cb(struct rt2870_softc
*sc
, void *arg
)
2916 struct ieee80211com
*ic
;
2917 struct ieee80211vap
*vap
;
2921 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
2926 RT2870_SOFTC_LOCK(sc
);
2928 rt2870_asic_update_beacon(sc
, vap
);
2930 RT2870_SOFTC_UNLOCK(sc
);
2934 * rt2870_asic_set_bssid
2936 static void rt2870_asic_set_bssid(struct rt2870_softc
*sc
,
2937 const uint8_t *bssid
)
2941 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATE
,
2942 "%s: set bssid: bssid=%s\n",
2943 device_get_nameunit(sc
->dev
),
2944 ether_sprintf(bssid
));
2946 tmp
= bssid
[0] | (bssid
[1]) << 8 | (bssid
[2] << 16) | (bssid
[3] << 24);
2948 rt2870_io_mac_write(sc
, RT2870_REG_BSSID_DW0
, tmp
);
2950 tmp
= bssid
[4] | (bssid
[5] << 8);
2952 rt2870_io_mac_write(sc
, RT2870_REG_BSSID_DW1
, tmp
);
2956 * rt2870_asic_set_macaddr
2958 static void rt2870_asic_set_macaddr(struct rt2870_softc
*sc
,
2959 const uint8_t *addr
)
2963 tmp
= addr
[0] | (addr
[1] << 8) | (addr
[2] << 16) | (addr
[3] << 24);
2965 rt2870_io_mac_write(sc
, RT2870_REG_ADDR_DW0
, tmp
);
2967 tmp
= addr
[4] | (addr
[5] << 8);
2969 rt2870_io_mac_write(sc
, RT2870_REG_ADDR_DW1
, tmp
);
2973 * rt2870_asic_enable_tsf_sync
2975 static void rt2870_asic_enable_tsf_sync(struct rt2870_softc
*sc
)
2978 struct ieee80211com
*ic
;
2979 struct ieee80211vap
*vap
;
2984 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
2986 RT2870_DPRINTF(sc
, RT2870_DEBUG_BEACON
,
2987 "%s: enabling TSF\n",
2988 device_get_nameunit(sc
->dev
));
2990 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_BCN_TIME_CFG
);
2993 tmp
|= vap
->iv_bss
->ni_intval
* 16;
2994 tmp
|= (RT2870_REG_TSF_TIMER_ENABLE
| RT2870_REG_TBTT_TIMER_ENABLE
);
2996 if (vap
->iv_opmode
== IEEE80211_M_STA
)
2998 tmp
|= (RT2870_REG_TSF_SYNC_MODE_STA
<< RT2870_REG_TSF_SYNC_MODE_SHIFT
);
3000 else if (vap
->iv_opmode
== IEEE80211_M_IBSS
)
3002 tmp
|= RT2870_REG_BCN_TX_ENABLE
;
3003 tmp
|= (RT2870_REG_TSF_SYNC_MODE_IBSS
<< RT2870_REG_TSF_SYNC_MODE_SHIFT
);
3005 else if (vap
->iv_opmode
== IEEE80211_M_HOSTAP
)
3007 tmp
|= RT2870_REG_BCN_TX_ENABLE
;
3008 tmp
|= (RT2870_REG_TSF_SYNC_MODE_HOSTAP
<< RT2870_REG_TSF_SYNC_MODE_SHIFT
);
3011 rt2870_io_mac_write(sc
, RT2870_REG_BCN_TIME_CFG
, tmp
);
3015 * rt2870_asic_disable_tsf_sync
3017 static void rt2870_asic_disable_tsf_sync(struct rt2870_softc
*sc
)
3021 RT2870_DPRINTF(sc
, RT2870_DEBUG_BEACON
,
3022 "%s: disabling TSF\n",
3023 device_get_nameunit(sc
->dev
));
3025 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_BCN_TIME_CFG
);
3027 tmp
&= ~(RT2870_REG_BCN_TX_ENABLE
|
3028 RT2870_REG_TSF_TIMER_ENABLE
|
3029 RT2870_REG_TBTT_TIMER_ENABLE
);
3031 tmp
&= ~(RT2870_REG_TSF_SYNC_MODE_MASK
<< RT2870_REG_TSF_SYNC_MODE_SHIFT
);
3032 tmp
|= (RT2870_REG_TSF_SYNC_MODE_DISABLE
<< RT2870_REG_TSF_SYNC_MODE_SHIFT
);
3034 rt2870_io_mac_write(sc
, RT2870_REG_BCN_TIME_CFG
, tmp
);
3038 * rt2870_asic_enable_mrr
3040 static void rt2870_asic_enable_mrr(struct rt2870_softc
*sc
)
3042 #define CCK(mcs) (mcs)
3043 #define OFDM(mcs) ((1 << 3) | (mcs))
3044 #define HT(mcs) (mcs)
3046 rt2870_io_mac_write(sc
, RT2870_REG_TX_LG_FBK_CFG0
,
3047 (OFDM(6) << 28) | /* 54 -> 48 */
3048 (OFDM(5) << 24) | /* 48 -> 36 */
3049 (OFDM(4) << 20) | /* 36 -> 24 */
3050 (OFDM(3) << 16) | /* 24 -> 18 */
3051 (OFDM(2) << 12) | /* 18 -> 12 */
3052 (OFDM(1) << 8) | /* 12 -> 9 */
3053 (OFDM(0) << 4) | /* 9 -> 6 */
3054 OFDM(0)); /* 6 -> 6 */
3056 rt2870_io_mac_write(sc
, RT2870_REG_TX_LG_FBK_CFG1
,
3057 (CCK(2) << 12) | /* 11 -> 5.5 */
3058 (CCK(1) << 8) | /* 5.5 -> 2 */
3059 (CCK(0) << 4) | /* 2 -> 1 */
3060 CCK(0)); /* 1 -> 1 */
3062 rt2870_io_mac_write(sc
, RT2870_REG_TX_HT_FBK_CFG0
,
3072 rt2870_io_mac_write(sc
, RT2870_REG_TX_HT_FBK_CFG1
,
3088 * rt2870_asic_set_txpreamble
3090 static void rt2870_asic_set_txpreamble(struct rt2870_softc
*sc
)
3093 struct ieee80211com
*ic
;
3099 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATE
,
3100 "%s: %s short Tx preamble\n",
3101 device_get_nameunit(sc
->dev
),
3102 (ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
) ? "enabling" : "disabling");
3104 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_AUTO_RSP_CFG
);
3106 tmp
&= ~RT2870_REG_CCK_SHORT_ENABLE
;
3108 if (ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
)
3109 tmp
|= RT2870_REG_CCK_SHORT_ENABLE
;
3111 rt2870_io_mac_write(sc
, RT2870_REG_AUTO_RSP_CFG
, tmp
);
3115 * rt2870_asic_set_basicrates
3117 static void rt2870_asic_set_basicrates(struct rt2870_softc
*sc
)
3120 struct ieee80211com
*ic
;
3125 if (ic
->ic_curmode
== IEEE80211_MODE_11B
)
3126 rt2870_io_mac_write(sc
, RT2870_REG_LEGACY_BASIC_RATE
, 0x3);
3127 else if (ic
->ic_curmode
== IEEE80211_MODE_11A
)
3128 rt2870_io_mac_write(sc
, RT2870_REG_LEGACY_BASIC_RATE
, 0x150);
3130 rt2870_io_mac_write(sc
, RT2870_REG_LEGACY_BASIC_RATE
, 0x15f);
3134 * rt2870_asic_update_rtsthreshold
3136 static void rt2870_asic_update_rtsthreshold(struct rt2870_softc
*sc
)
3139 struct ieee80211com
*ic
;
3140 struct ieee80211vap
*vap
;
3146 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
3148 RT2870_DPRINTF(sc
, RT2870_DEBUG_PROT
,
3149 "%s: updating RTS threshold: %d\n",
3150 device_get_nameunit(sc
->dev
), vap
->iv_rtsthreshold
);
3152 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_RTS_CFG
);
3154 tmp
&= ~(RT2870_REG_TX_RTS_THRESHOLD_MASK
<< RT2870_REG_TX_RTS_THRESHOLD_SHIFT
);
3156 if (vap
->iv_flags_ht
& IEEE80211_FHT_AMSDU_TX
)
3159 threshold
= vap
->iv_rtsthreshold
;
3161 tmp
|= ((threshold
& RT2870_REG_TX_RTS_THRESHOLD_MASK
) <<
3162 RT2870_REG_TX_RTS_THRESHOLD_SHIFT
);
3164 rt2870_io_mac_write(sc
, RT2870_REG_TX_RTS_CFG
, tmp
);
3168 * rt2870_asic_update_txpower
3170 static void rt2870_asic_update_txpower(struct rt2870_softc
*sc
)
3173 struct ieee80211com
*ic
;
3174 uint32_t *txpow_rate
;
3183 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATE
,
3184 "%s: updating Tx power: %d\n",
3185 device_get_nameunit(sc
->dev
), ic
->ic_txpowlimit
);
3187 if (!IEEE80211_IS_CHAN_HT40(ic
->ic_curchan
))
3189 txpow_rate
= sc
->txpow_rate_20mhz
;
3193 if (IEEE80211_IS_CHAN_2GHZ(ic
->ic_curchan
))
3194 txpow_rate
= sc
->txpow_rate_40mhz_2ghz
;
3196 txpow_rate
= sc
->txpow_rate_40mhz_5ghz
;
3201 val
= rt2870_io_bbp_read(sc
, 1);
3204 if (ic
->ic_txpowlimit
> 90)
3208 else if (ic
->ic_txpowlimit
> 60)
3212 else if (ic
->ic_txpowlimit
> 30)
3216 else if (ic
->ic_txpowlimit
> 15)
3220 else if (ic
->ic_txpowlimit
> 9)
3230 rt2870_io_bbp_write(sc
, 1, val
);
3232 for (i
= 0; i
< RT2870_SOFTC_TXPOW_RATE_COUNT
; i
++)
3234 if (txpow_rate
[i
] == 0xffffffff)
3237 tmp
= rt2870_read_eeprom_txpow_rate_add_delta(txpow_rate
[i
], delta
);
3239 rt2870_io_mac_write(sc
, RT2870_REG_TX_PWR_CFG(i
), tmp
);
3244 * rt2870_asic_update_promisc
3246 static void rt2870_asic_update_promisc(struct rt2870_softc
*sc
)
3253 printf("%s: %s promiscuous mode\n",
3254 device_get_nameunit(sc
->dev
),
3255 (ifp
->if_flags
& IFF_PROMISC
) ? "entering" : "leaving");
3257 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_RX_FILTER_CFG
);
3259 tmp
&= ~RT2870_REG_RX_FILTER_DROP_UC_NOME
;
3261 if (!(ifp
->if_flags
& IFF_PROMISC
))
3262 tmp
|= RT2870_REG_RX_FILTER_DROP_UC_NOME
;
3264 rt2870_io_mac_write(sc
, RT2870_REG_RX_FILTER_CFG
, tmp
);
3268 * rt2870_asic_updateprot
3270 static void rt2870_asic_updateprot(struct rt2870_softc
*sc
)
3273 struct ieee80211com
*ic
;
3274 struct ieee80211vap
*vap
;
3275 uint32_t cck_prot
, ofdm_prot
, mm20_prot
, mm40_prot
, gf20_prot
, gf40_prot
;
3277 enum ieee80211_protmode htprotmode
;
3281 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
3283 /* CCK frame protection */
3285 cck_prot
= RT2870_REG_RTSTH_ENABLE
| RT2870_REG_PROT_NAV_SHORT
|
3286 RT2870_REG_TXOP_ALLOW_ALL
| RT2870_REG_PROT_CTRL_NONE
;
3288 /* set up protection frame phy mode and rate (MCS code) */
3290 if (ic
->ic_curmode
== IEEE80211_MODE_11A
)
3291 cck_prot
|= (RT2870_REG_PROT_PHYMODE_OFDM
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
3292 (0 << RT2870_REG_PROT_MCS_SHIFT
);
3294 cck_prot
|= ((RT2870_REG_PROT_PHYMODE_CCK
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
3295 (3 << RT2870_REG_PROT_MCS_SHIFT
));
3297 rt2870_io_mac_write(sc
, RT2870_REG_TX_CCK_PROT_CFG
, cck_prot
);
3299 /* OFDM frame protection */
3301 ofdm_prot
= RT2870_REG_RTSTH_ENABLE
| RT2870_REG_PROT_NAV_SHORT
|
3302 RT2870_REG_TXOP_ALLOW_ALL
;
3304 if (ic
->ic_flags
& IEEE80211_F_USEPROT
)
3306 RT2870_DPRINTF(sc
, RT2870_DEBUG_PROT
,
3307 "%s: updating protection mode: b/g protection mode=%s\n",
3308 device_get_nameunit(sc
->dev
),
3309 (ic
->ic_protmode
== IEEE80211_PROT_RTSCTS
) ? "RTS/CTS" :
3310 ((ic
->ic_protmode
== IEEE80211_PROT_CTSONLY
) ? "CTS-to-self" : "none"));
3312 if (ic
->ic_protmode
== IEEE80211_PROT_RTSCTS
)
3313 ofdm_prot
|= RT2870_REG_PROT_CTRL_RTS_CTS
;
3314 else if (ic
->ic_protmode
== IEEE80211_PROT_CTSONLY
)
3315 ofdm_prot
|= RT2870_REG_PROT_CTRL_CTS
;
3317 ofdm_prot
|= RT2870_REG_PROT_CTRL_NONE
;
3321 RT2870_DPRINTF(sc
, RT2870_DEBUG_PROT
,
3322 "%s: updating protection mode: b/g protection mode=%s\n",
3323 device_get_nameunit(sc
->dev
), "none");
3325 ofdm_prot
|= RT2870_REG_PROT_CTRL_NONE
;
3328 rt2870_io_mac_write(sc
, RT2870_REG_TX_OFDM_PROT_CFG
, ofdm_prot
);
3330 /* HT frame protection */
3332 if ((vap
->iv_opmode
== IEEE80211_M_STA
) && (vap
->iv_state
== IEEE80211_S_RUN
))
3333 htopmode
= vap
->iv_bss
->ni_htopmode
;
3335 htopmode
= ic
->ic_curhtprotmode
;
3337 htprotmode
= ic
->ic_htprotmode
;
3339 /* force HT mixed mode and RTS/CTS protection if A-MPDU Tx aggregation is enabled */
3341 if (sc
->tx_ampdu_sessions
> 0)
3343 RT2870_DPRINTF(sc
, RT2870_DEBUG_PROT
,
3344 "%s: updating protection mode: forcing HT mixed mode and RTS/CTS protection\n",
3345 device_get_nameunit(sc
->dev
));
3347 htopmode
= IEEE80211_HTINFO_OPMODE_MIXED
;
3348 htprotmode
= IEEE80211_PROT_RTSCTS
;
3351 RT2870_DPRINTF(sc
, RT2870_DEBUG_PROT
,
3352 "%s: updating protection mode: HT operation mode=0x%02x, protection mode=%s\n",
3353 device_get_nameunit(sc
->dev
),
3354 htopmode
& IEEE80211_HTINFO_OPMODE
,
3355 (htprotmode
== IEEE80211_PROT_RTSCTS
) ? "RTS/CTS" :
3356 ((htprotmode
== IEEE80211_PROT_CTSONLY
) ? "CTS-to-self" : "none"));
3358 switch (htopmode
& IEEE80211_HTINFO_OPMODE
)
3360 /* IEEE80211_HTINFO_OPMODE_HT20PR */
3361 case IEEE80211_HTINFO_OPMODE_HT20PR
:
3362 mm20_prot
= RT2870_REG_PROT_NAV_SHORT
| RT2870_REG_PROT_CTRL_NONE
|
3363 RT2870_REG_TXOP_ALLOW_CCK
| RT2870_REG_TXOP_ALLOW_OFDM
|
3364 RT2870_REG_TXOP_ALLOW_MM20
| RT2870_REG_TXOP_ALLOW_GF20
|
3365 (RT2870_REG_PROT_PHYMODE_OFDM
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
3366 (4 << RT2870_REG_PROT_MCS_SHIFT
);
3368 gf20_prot
= mm20_prot
;
3370 mm40_prot
= RT2870_REG_PROT_NAV_SHORT
| RT2870_REG_PROT_CTRL_NONE
|
3371 RT2870_REG_TXOP_ALLOW_ALL
|
3372 (RT2870_REG_PROT_PHYMODE_OFDM
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
3373 (0x84 << RT2870_REG_PROT_MCS_SHIFT
);
3375 if (htprotmode
== IEEE80211_PROT_RTSCTS
)
3376 mm40_prot
|= RT2870_REG_PROT_CTRL_RTS_CTS
;
3377 else if (htprotmode
== IEEE80211_PROT_CTSONLY
)
3378 mm40_prot
|= RT2870_REG_PROT_CTRL_CTS
;
3380 mm40_prot
|= RT2870_REG_PROT_CTRL_NONE
;
3382 gf40_prot
= mm40_prot
;
3385 /* IEEE80211_HTINFO_OPMODE_MIXED */
3386 case IEEE80211_HTINFO_OPMODE_MIXED
:
3387 mm20_prot
= RT2870_REG_PROT_NAV_SHORT
|
3388 RT2870_REG_TXOP_ALLOW_CCK
| RT2870_REG_TXOP_ALLOW_OFDM
|
3389 RT2870_REG_TXOP_ALLOW_MM20
| RT2870_REG_TXOP_ALLOW_GF20
;
3391 if (ic
->ic_flags
& IEEE80211_F_USEPROT
)
3392 mm20_prot
|= (RT2870_REG_PROT_PHYMODE_CCK
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
3393 (3 << RT2870_REG_PROT_MCS_SHIFT
);
3395 mm20_prot
|= (RT2870_REG_PROT_PHYMODE_OFDM
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
3396 (4 << RT2870_REG_PROT_MCS_SHIFT
);
3398 if (htprotmode
== IEEE80211_PROT_RTSCTS
)
3399 mm20_prot
|= RT2870_REG_PROT_CTRL_RTS_CTS
;
3400 else if (htprotmode
== IEEE80211_PROT_CTSONLY
)
3401 mm20_prot
|= RT2870_REG_PROT_CTRL_CTS
;
3403 mm20_prot
|= RT2870_REG_PROT_CTRL_NONE
;
3405 gf20_prot
= mm20_prot
;
3407 mm40_prot
= RT2870_REG_PROT_NAV_SHORT
| RT2870_REG_TXOP_ALLOW_ALL
;
3409 if (ic
->ic_flags
& IEEE80211_F_USEPROT
)
3410 mm40_prot
|= (RT2870_REG_PROT_PHYMODE_CCK
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
3411 (3 << RT2870_REG_PROT_MCS_SHIFT
);
3413 mm40_prot
|= (RT2870_REG_PROT_PHYMODE_OFDM
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
3414 (0x84 << RT2870_REG_PROT_MCS_SHIFT
);
3416 if (htprotmode
== IEEE80211_PROT_RTSCTS
)
3417 mm40_prot
|= RT2870_REG_PROT_CTRL_RTS_CTS
;
3418 else if (htprotmode
== IEEE80211_PROT_CTSONLY
)
3419 mm40_prot
|= RT2870_REG_PROT_CTRL_CTS
;
3421 mm40_prot
|= RT2870_REG_PROT_CTRL_NONE
;
3423 gf40_prot
= mm40_prot
;
3427 * IEEE80211_HTINFO_OPMODE_PURE
3428 * IEEE80211_HTINFO_OPMODE_PROTOPT
3430 case IEEE80211_HTINFO_OPMODE_PURE
:
3431 case IEEE80211_HTINFO_OPMODE_PROTOPT
:
3433 mm20_prot
= RT2870_REG_PROT_NAV_SHORT
| RT2870_REG_PROT_CTRL_NONE
|
3434 RT2870_REG_TXOP_ALLOW_CCK
| RT2870_REG_TXOP_ALLOW_OFDM
|
3435 RT2870_REG_TXOP_ALLOW_MM20
| RT2870_REG_TXOP_ALLOW_GF20
|
3436 (RT2870_REG_PROT_PHYMODE_OFDM
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
3437 (4 << RT2870_REG_PROT_MCS_SHIFT
);
3439 gf20_prot
= mm20_prot
;
3441 mm40_prot
= RT2870_REG_PROT_NAV_SHORT
| RT2870_REG_PROT_CTRL_NONE
|
3442 RT2870_REG_TXOP_ALLOW_ALL
|
3443 (RT2870_REG_PROT_PHYMODE_OFDM
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
3444 (0x84 << RT2870_REG_PROT_MCS_SHIFT
);
3446 gf40_prot
= mm40_prot
;
3450 rt2870_io_mac_write(sc
, RT2870_REG_TX_MM20_PROT_CFG
, mm20_prot
);
3451 rt2870_io_mac_write(sc
, RT2870_REG_TX_MM40_PROT_CFG
, mm40_prot
);
3452 rt2870_io_mac_write(sc
, RT2870_REG_TX_GF20_PROT_CFG
, gf20_prot
);
3453 rt2870_io_mac_write(sc
, RT2870_REG_TX_GF40_PROT_CFG
, gf40_prot
);
3457 * rt2870_asic_updateslot
3459 static void rt2870_asic_updateslot(struct rt2870_softc
*sc
)
3462 struct ieee80211com
*ic
;
3463 struct ieee80211vap
*vap
;
3468 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
3470 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATE
,
3471 "%s: %s short slot time\n",
3472 device_get_nameunit(sc
->dev
),
3473 ((ic
->ic_flags
& IEEE80211_F_SHSLOT
) ||
3474 ((vap
!= NULL
) && (vap
->iv_flags
& IEEE80211_F_BURST
))) ? "enabling" : "disabling");
3476 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_BKOFF_SLOT_CFG
);
3480 if ((ic
->ic_flags
& IEEE80211_F_SHSLOT
) ||
3481 ((vap
!= NULL
) && (vap
->iv_flags
& IEEE80211_F_BURST
)))
3482 tmp
|= IEEE80211_DUR_SHSLOT
;
3484 tmp
|= IEEE80211_DUR_SLOT
;
3486 rt2870_io_mac_write(sc
, RT2870_REG_BKOFF_SLOT_CFG
, tmp
);
3490 * rt2870_asic_wme_update
3492 static void rt2870_asic_wme_update(struct rt2870_softc
*sc
)
3495 struct ieee80211com
*ic
;
3496 struct ieee80211_wme_state
*wme
;
3497 const struct wmeParams
*wmep
;
3503 wmep
= wme
->wme_chanParams
.cap_wmeParams
;
3505 RT2870_DPRINTF(sc
, RT2870_DEBUG_WME
,
3506 "%s: wme update: WME_AC_VO=%d/%d/%d/%d, WME_AC_VI=%d/%d/%d/%d, "
3507 "WME_AC_BK=%d/%d/%d/%d, WME_AC_BE=%d/%d/%d/%d\n",
3508 device_get_nameunit(sc
->dev
),
3509 wmep
[WME_AC_VO
].wmep_aifsn
,
3510 wmep
[WME_AC_VO
].wmep_logcwmin
, wmep
[WME_AC_VO
].wmep_logcwmax
,
3511 wmep
[WME_AC_VO
].wmep_txopLimit
,
3512 wmep
[WME_AC_VI
].wmep_aifsn
,
3513 wmep
[WME_AC_VI
].wmep_logcwmin
, wmep
[WME_AC_VI
].wmep_logcwmax
,
3514 wmep
[WME_AC_VI
].wmep_txopLimit
,
3515 wmep
[WME_AC_BK
].wmep_aifsn
,
3516 wmep
[WME_AC_BK
].wmep_logcwmin
, wmep
[WME_AC_BK
].wmep_logcwmax
,
3517 wmep
[WME_AC_BK
].wmep_txopLimit
,
3518 wmep
[WME_AC_BE
].wmep_aifsn
,
3519 wmep
[WME_AC_BE
].wmep_logcwmin
, wmep
[WME_AC_BE
].wmep_logcwmax
,
3520 wmep
[WME_AC_BE
].wmep_txopLimit
);
3522 for (i
= 0; i
< WME_NUM_AC
; i
++)
3523 rt2870_io_mac_write(sc
, RT2870_REG_TX_EDCA_AC_CFG(i
),
3524 (wmep
[i
].wmep_logcwmax
<< 16) | (wmep
[i
].wmep_logcwmin
<< 12) |
3525 (wmep
[i
].wmep_aifsn
<< 8) | wmep
[i
].wmep_txopLimit
);
3527 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_WMM_AIFSN_CFG
,
3528 (wmep
[WME_AC_VO
].wmep_aifsn
<< 12) | (wmep
[WME_AC_VI
].wmep_aifsn
<< 8) |
3529 (wmep
[WME_AC_BK
].wmep_aifsn
<< 4) | wmep
[WME_AC_BE
].wmep_aifsn
);
3531 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_WMM_CWMIN_CFG
,
3532 (wmep
[WME_AC_VO
].wmep_logcwmin
<< 12) | (wmep
[WME_AC_VI
].wmep_logcwmin
<< 8) |
3533 (wmep
[WME_AC_BK
].wmep_logcwmin
<< 4) | wmep
[WME_AC_BE
].wmep_logcwmin
);
3535 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_WMM_CWMAX_CFG
,
3536 (wmep
[WME_AC_VO
].wmep_logcwmax
<< 12) | (wmep
[WME_AC_VI
].wmep_logcwmax
<< 8) |
3537 (wmep
[WME_AC_BK
].wmep_logcwmax
<< 4) | wmep
[WME_AC_BE
].wmep_logcwmax
);
3539 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_WMM_TXOP0_CFG
,
3540 (wmep
[WME_AC_BK
].wmep_txopLimit
<< 16) | wmep
[WME_AC_BE
].wmep_txopLimit
);
3542 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_WMM_TXOP1_CFG
,
3543 (wmep
[WME_AC_VO
].wmep_txopLimit
<< 16) | wmep
[WME_AC_VI
].wmep_txopLimit
);
3547 * rt2870_asic_update_beacon
3549 static int rt2870_asic_update_beacon(struct rt2870_softc
*sc
,
3550 struct ieee80211vap
*vap
)
3553 struct ieee80211com
*ic
;
3554 struct rt2870_softc_vap
*rvap
;
3555 const struct ieee80211_txparam
*tp
;
3557 struct rt2870_txwi txwi
;
3563 rvap
= (struct rt2870_softc_vap
*) vap
;
3564 tp
= &vap
->iv_txparms
[ieee80211_chan2mode(ic
->ic_bsschan
)];
3566 m
= ieee80211_beacon_alloc(vap
->iv_bss
, &rvap
->beacon_offsets
);
3570 rate
= tp
->mgmtrate
;
3571 mcs
= rt2870_rate2mcs(rate
);
3573 memset(&txwi
, 0, sizeof(struct rt2870_txwi
));
3576 txwi
.pid_mpdu_len
= ((htole16(m
->m_pkthdr
.len
) & RT2870_TXWI_MPDU_LEN_MASK
) <<
3577 RT2870_TXWI_MPDU_LEN_SHIFT
);
3578 txwi
.txop
= (RT2870_TXWI_TXOP_HT
<< RT2870_TXWI_TXOP_SHIFT
);
3579 txwi
.mpdu_density_flags
|=
3580 (RT2870_TXWI_FLAGS_TS
<< RT2870_TXWI_FLAGS_SHIFT
);
3581 txwi
.bawin_size_xflags
|=
3582 (RT2870_TXWI_XFLAGS_NSEQ
<< RT2870_TXWI_XFLAGS_SHIFT
);
3584 if (ieee80211_rate2phytype(ic
->ic_rt
, rate
) != IEEE80211_T_OFDM
)
3586 txwi
.phymode_ifs_stbc_shortgi
=
3587 (RT2870_TXWI_PHYMODE_CCK
<< RT2870_TXWI_PHYMODE_SHIFT
);
3589 if (rate
!= 2 && (ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
))
3590 mcs
|= RT2870_TXWI_MCS_SHOTPRE
;
3594 txwi
.phymode_ifs_stbc_shortgi
=
3595 (RT2870_TXWI_PHYMODE_OFDM
<< RT2870_TXWI_PHYMODE_SHIFT
);
3598 txwi
.bw_mcs
= (RT2870_TXWI_BW_20
<< RT2870_TXWI_BW_SHIFT
) |
3599 ((mcs
& RT2870_TXWI_MCS_MASK
) << RT2870_TXWI_MCS_SHIFT
);
3601 /* disable temporarily TSF sync */
3603 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_BCN_TIME_CFG
);
3605 tmp
&= ~(RT2870_REG_BCN_TX_ENABLE
|
3606 RT2870_REG_TSF_TIMER_ENABLE
|
3607 RT2870_REG_TBTT_TIMER_ENABLE
);
3609 rt2870_io_mac_write(sc
, RT2870_REG_BCN_TIME_CFG
, tmp
);
3611 /* write Tx wireless info and beacon frame to on-chip memory */
3613 rt2870_io_mac_write_multi(sc
, RT2870_REG_BEACON_BASE(0),
3614 &txwi
, sizeof(struct rt2870_txwi
));
3616 rt2870_io_mac_write_multi(sc
, RT2870_REG_BEACON_BASE(0) + sizeof(struct rt2870_txwi
),
3617 mtod(m
, uint8_t *), m
->m_pkthdr
.len
);
3619 /* enable again TSF sync */
3621 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_BCN_TIME_CFG
);
3623 tmp
|= (RT2870_REG_BCN_TX_ENABLE
|
3624 RT2870_REG_TSF_TIMER_ENABLE
|
3625 RT2870_REG_TBTT_TIMER_ENABLE
);
3627 rt2870_io_mac_write(sc
, RT2870_REG_BCN_TIME_CFG
, tmp
);
3635 * rt2870_asic_clear_keytables
3637 static void rt2870_asic_clear_keytables(struct rt2870_softc
*sc
)
3641 /* clear Rx WCID search table (entries = 256, entry size = 8) */
3643 for (i
= 0; i
< 256; i
++)
3645 rt2870_io_mac_write(sc
, RT2870_REG_WCID(i
), 0xffffffff);
3646 rt2870_io_mac_write(sc
, RT2870_REG_WCID(i
) + 4, 0x0000ffff);
3649 /* clear WCID attribute table (entries = 256, entry size = 4) */
3651 rt2870_io_mac_set_region_4(sc
, RT2870_REG_WCID_ATTR(0), 0, 256);
3653 /* clear IV/EIV table (entries = 256, entry size = 8) */
3655 rt2870_io_mac_set_region_4(sc
, RT2870_REG_IVEIV(0), 0, 2 * 256);
3657 /* clear pairwise key table (entries = 256, entry size = 32) */
3659 rt2870_io_mac_set_region_4(sc
, RT2870_REG_PKEY(0), 0, 8 * 256);
3661 /* clear shared key table (entries = 32, entry size = 32) */
3663 rt2870_io_mac_set_region_4(sc
, RT2870_REG_SKEY(0, 0), 0, 8 * 32);
3665 /* clear shared key mode (entries = 32, entry size = 2) */
3667 rt2870_io_mac_set_region_4(sc
, RT2870_REG_SKEY_MODE(0), 0, 16);
3673 static uint8_t rt2870_rxrate(struct rt2870_rxwi
*rxwi
)
3675 uint8_t mcs
, phymode
;
3678 mcs
= (rxwi
->bw_mcs
>> RT2870_RXWI_MCS_SHIFT
) & RT2870_RXWI_MCS_MASK
;
3679 phymode
= (rxwi
->phymode_stbc_shortgi
>> RT2870_RXWI_PHYMODE_SHIFT
) &
3680 RT2870_RXWI_PHYMODE_MASK
;
3686 case RT2870_RXWI_PHYMODE_CCK
:
3687 switch (mcs
& ~RT2870_RXWI_MCS_SHOTPRE
)
3689 case 0: rate
= 2; break; /* 1 Mbps */
3690 case 1: rate
= 4; break; /* 2 MBps */
3691 case 2: rate
= 11; break; /* 5.5 Mbps */
3692 case 3: rate
= 22; break; /* 11 Mbps */
3696 case RT2870_RXWI_PHYMODE_OFDM
:
3699 case 0: rate
= 12; break; /* 6 Mbps */
3700 case 1: rate
= 18; break; /* 9 Mbps */
3701 case 2: rate
= 24; break; /* 12 Mbps */
3702 case 3: rate
= 36; break; /* 18 Mbps */
3703 case 4: rate
= 48; break; /* 24 Mbps */
3704 case 5: rate
= 72; break; /* 36 Mbps */
3705 case 6: rate
= 96; break; /* 48 Mbps */
3706 case 7: rate
= 108; break; /* 54 Mbps */
3710 case RT2870_RXWI_PHYMODE_HT_MIXED
:
3711 case RT2870_RXWI_PHYMODE_HT_GF
:
3719 * rt2870_maxrssi_rxpath
3721 static uint8_t rt2870_maxrssi_rxpath(struct rt2870_softc
*sc
,
3722 const struct rt2870_rxwi
*rxwi
)
3728 if (sc
->nrxpath
> 1)
3729 if (rxwi
->rssi
[1] > rxwi
->rssi
[rxpath
])
3732 if (sc
->nrxpath
> 2)
3733 if (rxwi
->rssi
[2] > rxwi
->rssi
[rxpath
])
3742 static int8_t rt2870_rssi2dbm(struct rt2870_softc
*sc
,
3743 uint8_t rssi
, uint8_t rxpath
)
3746 struct ieee80211com
*ic
;
3747 struct ieee80211_channel
*c
;
3749 int8_t rssi_off
, lna_gain
;
3757 chan
= ieee80211_chan2ieee(ic
, c
);
3759 if (IEEE80211_IS_CHAN_5GHZ(c
))
3761 rssi_off
= sc
->rssi_off_5ghz
[rxpath
];
3764 lna_gain
= sc
->lna_gain
[1];
3765 else if (chan
<= 128)
3766 lna_gain
= sc
->lna_gain
[2];
3768 lna_gain
= sc
->lna_gain
[3];
3772 rssi_off
= sc
->rssi_off_2ghz
[rxpath
];
3773 lna_gain
= sc
->lna_gain
[0];
3776 return (-12 - rssi_off
- lna_gain
- rssi
);
3782 static uint8_t rt2870_rate2mcs(uint8_t rate
)
3809 static void rt2870_rx_frame(struct rt2870_softc
*sc
,
3810 uint8_t *buf
, uint32_t dmalen
)
3813 struct ieee80211com
*ic
;
3814 struct ieee80211_frame
*wh
;
3815 struct ieee80211_node
*ni
;
3816 struct rt2870_softc_node
*rni
;
3817 struct rt2870_softc_rx_radiotap_header
*tap
;
3818 struct rt2870_rxwi
*rxwi
;
3819 struct rt2870_rxinfo
*rxinfo
;
3821 uint32_t rxinfo_flags
;
3822 uint8_t cipher_err
, rssi
, ant
, phymode
, bw
, shortgi
, mcs
;
3824 int len
, ampdu
, amsdu
, rssi_dbm_rel
, i
;
3829 /* get Rx wireless info */
3831 rxwi
= (struct rt2870_rxwi
*) buf
;
3832 len
= (le16toh(rxwi
->tid_size
) >> RT2870_RXWI_SIZE_SHIFT
) &
3833 RT2870_RXWI_SIZE_MASK
;
3837 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
3838 "%s: bad rxwi len: DMA len=%d, rxwi len=%d\n",
3839 device_get_nameunit(sc
->dev
), dmalen
, len
);
3845 rxinfo
= (struct rt2870_rxinfo
*) ((caddr_t
) rxwi
+ dmalen
);
3846 rxinfo_flags
= le32toh(rxinfo
->flags
);
3848 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
3849 "%s: Rx frame: DMA len=%d, len=%d, rxinfo flags=0x%08x\n",
3850 device_get_nameunit(sc
->dev
), dmalen
, len
, rxinfo_flags
);
3852 /* check for crc errors */
3854 if (rxinfo_flags
& RT2870_RXINFO_FLAGS_CRC_ERR
)
3856 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
3857 "%s: rxinfo: crc error\n",
3858 device_get_nameunit(sc
->dev
));
3862 if (!(ifp
->if_flags
& IFF_PROMISC
))
3866 wh
= (struct ieee80211_frame
*) (rxwi
+ 1);
3868 /* check for L2 padding between IEEE 802.11 frame header and body */
3870 if (rxinfo_flags
& RT2870_RXINFO_FLAGS_L2PAD
)
3872 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
3873 "%s: L2 padding: DMA len=%d, len=%d\n",
3874 device_get_nameunit(sc
->dev
), dmalen
, len
);
3879 m
= m_getjcl(M_DONTWAIT
, MT_DATA
, M_PKTHDR
, MJUMPAGESIZE
);
3882 sc
->rx_mbuf_alloc_errors
++;
3887 m
->m_pkthdr
.rcvif
= ifp
;
3888 m
->m_pkthdr
.len
= m
->m_len
= len
;
3890 m_copyback(m
, 0, len
, (caddr_t
) wh
);
3892 wh
= mtod(m
, struct ieee80211_frame
*);
3894 /* check for cipher errors */
3896 if (rxinfo_flags
& RT2870_RXINFO_FLAGS_DECRYPTED
)
3898 cipher_err
= ((rxinfo_flags
>> RT2870_RXINFO_FLAGS_CIPHER_ERR_SHIFT
) &
3899 RT2870_RXINFO_FLAGS_CIPHER_ERR_MASK
);
3900 if (cipher_err
== RT2870_RXINFO_FLAGS_CIPHER_ERR_NONE
)
3902 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
3903 wh
->i_fc
[1] &= ~IEEE80211_FC1_WEP
;
3905 m
->m_flags
|= M_WEP
;
3909 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
3910 "%s: rxinfo: cipher error=0x%02x\n",
3911 device_get_nameunit(sc
->dev
), cipher_err
);
3915 if (!(ifp
->if_flags
& IFF_PROMISC
))
3924 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
3928 if (!(ifp
->if_flags
& IFF_PROMISC
))
3936 /* check for A-MPDU */
3938 if (rxinfo_flags
& RT2870_RXINFO_FLAGS_AMPDU
)
3940 m
->m_flags
|= M_AMPDU
;
3951 /* check for A-MSDU */
3953 if (rxinfo_flags
& RT2870_RXINFO_FLAGS_AMSDU
)
3964 ant
= rt2870_maxrssi_rxpath(sc
, rxwi
);
3965 rssi
= rxwi
->rssi
[ant
];
3966 rssi_dbm
= rt2870_rssi2dbm(sc
, rssi
, ant
);
3967 phymode
= ((rxwi
->phymode_stbc_shortgi
>> RT2870_RXWI_PHYMODE_SHIFT
) &
3968 RT2870_RXWI_PHYMODE_MASK
);
3969 bw
= ((rxwi
->bw_mcs
>> RT2870_RXWI_BW_SHIFT
) & RT2870_RXWI_BW_MASK
);
3970 shortgi
= ((rxwi
->phymode_stbc_shortgi
>> RT2870_RXWI_SHORTGI_SHIFT
) &
3971 RT2870_RXWI_SHORTGI_MASK
);
3972 mcs
= ((rxwi
->bw_mcs
>> RT2870_RXWI_MCS_SHIFT
) & RT2870_RXWI_MCS_MASK
);
3974 if (ieee80211_radiotap_active(ic
))
3978 tap
->flags
= (rxinfo_flags
& RT2870_RXINFO_FLAGS_L2PAD
) ? IEEE80211_RADIOTAP_F_DATAPAD
: 0;
3979 tap
->dbm_antsignal
= rssi_dbm
;
3980 tap
->dbm_antnoise
= RT2870_NOISE_FLOOR
;
3982 tap
->antsignal
= rssi
;
3983 tap
->chan_flags
= htole32(ic
->ic_curchan
->ic_flags
);
3984 tap
->chan_freq
= htole16(ic
->ic_curchan
->ic_freq
);
3985 tap
->chan_ieee
= ic
->ic_curchan
->ic_ieee
;
3986 tap
->chan_maxpow
= 0;
3988 if (phymode
== RT2870_RXWI_PHYMODE_CCK
|| phymode
== RT2870_RXWI_PHYMODE_OFDM
)
3989 tap
->rate
= rt2870_rxrate(rxwi
);
3991 tap
->rate
= mcs
| IEEE80211_RATE_MCS
;
3993 if (rxwi
->bw_mcs
& RT2870_RXWI_MCS_SHOTPRE
)
3994 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTPRE
;
3997 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTGI
;
4001 * net80211 assumes that RSSI data are in the range [-127..127] and
4002 * in .5 dBm units relative to the current noise floor
4005 rssi_dbm_rel
= (rssi_dbm
- RT2870_NOISE_FLOOR
) * 2;
4006 if (rssi_dbm_rel
> 127)
4009 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
4010 "%s: received frame: len=%d, phymode=%d, bw=%d, shortgi=%d, mcs=%d, "
4011 "ant=%d, rssi=%d/%d/%d, snr=%d/%d, wcid=0x%02x, ampdu=%d, amsdu=%d, "
4012 "rssi_dbm=%d, rssi_dbm_rel=%d\n",
4013 device_get_nameunit(sc
->dev
),
4014 len
, phymode
, bw
, shortgi
, mcs
,
4015 ant
, rxwi
->rssi
[0], rxwi
->rssi
[1], rxwi
->rssi
[2],
4016 rxwi
->snr
[0], rxwi
->snr
[1],
4017 rxwi
->wcid
, ampdu
, amsdu
, rssi_dbm
, rssi_dbm_rel
);
4019 ni
= ieee80211_find_rxnode(ic
, (struct ieee80211_frame_min
*) wh
);
4022 rni
= (struct rt2870_softc_node
*) ni
;
4024 for (i
= 0; i
< RT2870_SOFTC_RSSI_DBM_COUNT
; i
++)
4025 rni
->last_rssi_dbm
[i
] = rt2870_rssi2dbm(sc
, rxwi
->rssi
[i
], i
);
4027 ieee80211_input(ni
, m
, rssi_dbm_rel
, RT2870_NOISE_FLOOR
);
4028 ieee80211_free_node(ni
);
4032 ieee80211_input_all(ic
, m
, rssi_dbm_rel
, RT2870_NOISE_FLOOR
);
4039 static int rt2870_tx_mgmt(struct rt2870_softc
*sc
,
4040 struct mbuf
*m
, struct ieee80211_node
*ni
, int qid
)
4043 struct ieee80211com
*ic
;
4044 struct ieee80211vap
*vap
;
4045 const struct ieee80211_txparam
*tp
;
4046 struct rt2870_softc_node
*rni
;
4047 struct rt2870_softc_tx_ring
*ring
;
4048 struct rt2870_softc_tx_data
*data
;
4049 struct rt2870_txinfo
*txinfo
;
4050 struct rt2870_txwi
*txwi
;
4051 struct ieee80211_frame
*wh
;
4052 struct rt2870_softc_tx_radiotap_header
*tap
;
4053 u_int hdrsize
, hdrspace
;
4054 uint8_t rate
, stbc
, shortgi
, mcs
, pid
;
4055 uint16_t len
, dmalen
, mpdu_len
, dur
;
4057 KASSERT(qid
>= 0 && qid
< (sc
->usb_endpoints
- 1),
4058 ("%s: Tx MGMT: invalid qid=%d\n",
4059 device_get_nameunit(sc
->dev
), qid
));
4064 rni
= (struct rt2870_softc_node
*) ni
;
4065 tp
= ni
->ni_txparms
;
4067 ring
= &sc
->tx_ring
[qid
];
4068 data
= STAILQ_FIRST(&ring
->inactive
);
4069 STAILQ_REMOVE_HEAD(&ring
->inactive
, next
);
4070 txinfo
= (struct rt2870_txinfo
*) data
->buf
;
4071 txwi
= (struct rt2870_txwi
*) (txinfo
+ 1);
4073 wh
= mtod(m
, struct ieee80211_frame
*);
4075 rate
= tp
->mgmtrate
& IEEE80211_RATE_VAL
;
4077 len
= sizeof(struct rt2870_txinfo
) + sizeof(struct rt2870_txwi
) + m
->m_pkthdr
.len
;
4079 /* align end on a 4-bytes boundary */
4081 dmalen
= (len
+ 3) & ~3;
4085 memset(txinfo
, 0, sizeof(struct rt2870_txinfo
));
4087 txinfo
->len
= htole16(dmalen
- sizeof(struct rt2870_txinfo
));
4089 txinfo
->qsel_flags
= (RT2870_TXINFO_QSEL_EDCA
<< RT2870_TXINFO_QSEL_SHIFT
);
4093 memset((caddr_t
) txinfo
+ len
, 0, dmalen
- len
);
4095 /* fill Tx wireless info */
4097 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
4100 mcs
= rt2870_rate2mcs(rate
);
4104 /* calculate MPDU length without padding */
4106 hdrsize
= ieee80211_hdrsize(wh
);
4107 hdrspace
= ieee80211_hdrspace(ic
, wh
);
4108 mpdu_len
= m
->m_pkthdr
.len
- hdrspace
+ hdrsize
;
4110 memset(txwi
, 0, sizeof(struct rt2870_txwi
));
4112 /* management frames do not need encryption */
4116 txwi
->pid_mpdu_len
= ((htole16(pid
) & RT2870_TXWI_PID_MASK
) <<
4117 RT2870_TXWI_PID_SHIFT
) | ((htole16(mpdu_len
) & RT2870_TXWI_MPDU_LEN_MASK
) <<
4118 RT2870_TXWI_MPDU_LEN_SHIFT
);
4120 stbc
= (ni
->ni_htcap
& IEEE80211_HTCAP_RXSTBC
) ? 1 : 0;
4122 shortgi
= (vap
->iv_flags_ht
& (IEEE80211_FHT_SHORTGI20
| IEEE80211_FHT_SHORTGI40
)) &&
4123 (ni
->ni_flags
& IEEE80211_NODE_HT
) && (ni
->ni_flags
& (IEEE80211_NODE_SGI20
| IEEE80211_NODE_SGI40
));
4125 txwi
->phymode_ifs_stbc_shortgi
|=
4126 ((stbc
& RT2870_TXWI_STBC_MASK
) << RT2870_TXWI_STBC_SHIFT
) |
4127 ((shortgi
& RT2870_TXWI_SHORTGI_MASK
) << RT2870_TXWI_SHORTGI_SHIFT
);
4129 txwi
->phymode_ifs_stbc_shortgi
|=
4130 ((shortgi
& RT2870_TXWI_SHORTGI_MASK
) << RT2870_TXWI_SHORTGI_SHIFT
);
4132 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
4134 txwi
->phymode_ifs_stbc_shortgi
|=
4135 (RT2870_TXWI_PHYMODE_HT_MIXED
<< RT2870_TXWI_PHYMODE_SHIFT
);
4139 if (ieee80211_rate2phytype(ic
->ic_rt
, rate
) != IEEE80211_T_OFDM
)
4141 txwi
->phymode_ifs_stbc_shortgi
|=
4142 (RT2870_TXWI_PHYMODE_CCK
<< RT2870_TXWI_PHYMODE_SHIFT
);
4144 if (rate
!= 2 && (ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
))
4145 mcs
|= RT2870_TXWI_MCS_SHOTPRE
;
4149 txwi
->phymode_ifs_stbc_shortgi
|=
4150 (RT2870_TXWI_PHYMODE_OFDM
<< RT2870_TXWI_PHYMODE_SHIFT
);
4154 txwi
->bw_mcs
= (RT2870_TXWI_BW_20
<< RT2870_TXWI_BW_SHIFT
) |
4155 ((mcs
& RT2870_TXWI_MCS_MASK
) << RT2870_TXWI_MCS_SHIFT
);
4157 txwi
->txop
= (RT2870_TXWI_TXOP_BACKOFF
<< RT2870_TXWI_TXOP_SHIFT
);
4159 /* skip ACKs for multicast frames */
4161 if (!IEEE80211_IS_MULTICAST(wh
->i_addr1
))
4163 txwi
->bawin_size_xflags
|=
4164 (RT2870_TXWI_XFLAGS_ACK
<< RT2870_TXWI_XFLAGS_SHIFT
);
4166 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
4168 /* preamble + plcp + signal extension + SIFS */
4170 dur
= 16 + 4 + 6 + 10;
4174 dur
= ieee80211_ack_duration(ic
->ic_rt
, rate
,
4175 ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
);
4178 *(uint16_t *) wh
->i_dur
= htole16(dur
);
4181 /* ask MAC to insert timestamp into probe responses */
4183 if ((wh
->i_fc
[0] & (IEEE80211_FC0_TYPE_MASK
| IEEE80211_FC0_SUBTYPE_MASK
)) ==
4184 (IEEE80211_FC0_TYPE_MGT
| IEEE80211_FC0_SUBTYPE_PROBE_RESP
))
4185 txwi
->mpdu_density_flags
|=
4186 (RT2870_TXWI_FLAGS_TS
<< RT2870_TXWI_FLAGS_SHIFT
);
4188 if (ieee80211_radiotap_active_vap(vap
))
4192 tap
->flags
= IEEE80211_RADIOTAP_F_DATAPAD
;
4193 tap
->chan_flags
= htole32(ic
->ic_curchan
->ic_flags
);
4194 tap
->chan_freq
= htole16(ic
->ic_curchan
->ic_freq
);
4195 tap
->chan_ieee
= ic
->ic_curchan
->ic_ieee
;
4196 tap
->chan_maxpow
= 0;
4198 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
4199 tap
->rate
= mcs
| IEEE80211_RATE_MCS
;
4203 if (mcs
& RT2870_TXWI_MCS_SHOTPRE
)
4204 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTPRE
;
4207 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTGI
;
4209 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
4210 tap
->flags
|= IEEE80211_RADIOTAP_F_WEP
;
4212 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
4214 wh
->i_fc
[1] &= ~IEEE80211_FC1_WEP
;
4216 ieee80211_radiotap_tx(vap
, m
);
4218 wh
->i_fc
[1] |= IEEE80211_FC1_WEP
;
4222 ieee80211_radiotap_tx(vap
, m
);
4226 m_copydata(m
, 0, m
->m_pkthdr
.len
, (caddr_t
) (txwi
+ 1));
4228 RT2870_DPRINTF(sc
, RT2870_DEBUG_TX
,
4229 "%s: sending MGMT frame: qid=%d, hdrsize=%d, hdrspace=%d, len=%d, "
4230 "stbc=%d, shortgi=%d, mcs=%d, DMA len=%d\n",
4231 device_get_nameunit(sc
->dev
),
4232 qid
, hdrsize
, hdrspace
, m
->m_pkthdr
.len
, stbc
, shortgi
, mcs
, dmalen
);
4238 STAILQ_INSERT_TAIL(&ring
->pending
, data
, next
);
4241 usbd_transfer_start(sc
->usb_xfer
[1 + qid
]);
4249 static int rt2870_tx_data(struct rt2870_softc
*sc
,
4250 struct mbuf
*m
, struct ieee80211_node
*ni
, int qid
)
4253 struct ieee80211com
*ic
;
4254 struct ieee80211vap
*vap
;
4255 const struct ieee80211_txparam
*tp
;
4256 struct rt2870_softc_node
*rni
;
4257 struct rt2870_softc_tx_ring
*ring
;
4258 struct rt2870_softc_tx_data
*data
;
4259 struct rt2870_txinfo
*txinfo
;
4260 struct rt2870_txwi
*txwi
;
4261 struct ieee80211_frame
*wh
;
4262 struct ieee80211_tx_ampdu
*tx_ampdu
;
4263 ieee80211_seq seqno
;
4264 struct rt2870_softc_tx_radiotap_header
*tap
;
4265 u_int hdrsize
, hdrspace
;
4266 uint8_t type
, rate
, bw
, stbc
, shortgi
, mcs
, pid
, wcid
, mpdu_density
, bawin_size
;
4267 uint16_t qos
, len
, dmalen
, mpdu_len
, dur
;
4268 int hasqos
, ac
, tid
, ampdu
;
4270 KASSERT(qid
>= 0 && qid
< (sc
->usb_endpoints
- 1),
4271 ("%s: Tx data: invalid qid=%d\n",
4272 device_get_nameunit(sc
->dev
), qid
));
4277 rni
= (struct rt2870_softc_node
*) ni
;
4278 tp
= ni
->ni_txparms
;
4280 ring
= &sc
->tx_ring
[qid
];
4281 data
= STAILQ_FIRST(&ring
->inactive
);
4282 STAILQ_REMOVE_HEAD(&ring
->inactive
, next
);
4283 txinfo
= (struct rt2870_txinfo
*) data
->buf
;
4284 txwi
= (struct rt2870_txwi
*) (txinfo
+ 1);
4286 wh
= mtod(m
, struct ieee80211_frame
*);
4288 type
= wh
->i_fc
[0] & IEEE80211_FC0_TYPE_MASK
;
4290 hasqos
= IEEE80211_QOS_HAS_SEQ(wh
);
4293 if (IEEE80211_HAS_ADDR4(wh
))
4294 qos
= le16toh(*(const uint16_t *)
4295 (((struct ieee80211_qosframe_addr4
*) wh
)->i_qos
));
4297 qos
= le16toh(*(const uint16_t *)
4298 (((struct ieee80211_qosframe
*) wh
)->i_qos
));
4305 if (IEEE80211_IS_MULTICAST(wh
->i_addr1
))
4306 rate
= tp
->mcastrate
;
4307 else if (m
->m_flags
& M_EAPOL
)
4308 rate
= tp
->mgmtrate
;
4309 else if (tp
->ucastrate
!= IEEE80211_FIXED_RATE_NONE
)
4310 rate
= tp
->ucastrate
;
4312 rate
= ni
->ni_txrate
;
4314 rate
&= IEEE80211_RATE_VAL
;
4316 len
= sizeof(struct rt2870_txinfo
) + sizeof(struct rt2870_txwi
) + m
->m_pkthdr
.len
;
4318 /* align end on a 4-bytes boundary */
4320 dmalen
= (len
+ 3) & ~3;
4324 memset(txinfo
, 0, sizeof(struct rt2870_txinfo
));
4326 txinfo
->len
= htole16(dmalen
- sizeof(struct rt2870_txinfo
));
4328 txinfo
->qsel_flags
= (RT2870_TXINFO_QSEL_EDCA
<< RT2870_TXINFO_QSEL_SHIFT
);
4332 memset((caddr_t
) txinfo
+ len
, 0, dmalen
- len
);
4334 /* fill Tx wireless info */
4336 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
4339 mcs
= rt2870_rate2mcs(rate
);
4343 wcid
= (type
== IEEE80211_FC0_TYPE_DATA
) ?
4344 RT2870_AID2WCID(ni
->ni_associd
) : 0xff;
4346 /* calculate MPDU length without padding */
4348 hdrsize
= ieee80211_hdrsize(wh
);
4349 hdrspace
= ieee80211_hdrspace(ic
, wh
);
4350 mpdu_len
= m
->m_pkthdr
.len
- hdrspace
+ hdrsize
;
4352 memset(txwi
, 0, sizeof(struct rt2870_txwi
));
4356 txwi
->pid_mpdu_len
= ((htole16(pid
) & RT2870_TXWI_PID_MASK
) <<
4357 RT2870_TXWI_PID_SHIFT
) | ((htole16(mpdu_len
) & RT2870_TXWI_MPDU_LEN_MASK
) <<
4358 RT2870_TXWI_MPDU_LEN_SHIFT
);
4360 stbc
= (ni
->ni_htcap
& IEEE80211_HTCAP_RXSTBC
) ? 1 : 0;
4362 shortgi
= (vap
->iv_flags_ht
& (IEEE80211_FHT_SHORTGI20
| IEEE80211_FHT_SHORTGI40
)) &&
4363 (ni
->ni_flags
& IEEE80211_NODE_HT
) && (ni
->ni_flags
& (IEEE80211_NODE_SGI20
| IEEE80211_NODE_SGI40
));
4365 txwi
->phymode_ifs_stbc_shortgi
|=
4366 ((stbc
& RT2870_TXWI_STBC_MASK
) << RT2870_TXWI_STBC_SHIFT
) |
4367 ((shortgi
& RT2870_TXWI_SHORTGI_MASK
) << RT2870_TXWI_SHORTGI_SHIFT
);
4369 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
4371 txwi
->phymode_ifs_stbc_shortgi
|=
4372 (RT2870_TXWI_PHYMODE_HT_MIXED
<< RT2870_TXWI_PHYMODE_SHIFT
);
4376 if (ieee80211_rate2phytype(ic
->ic_rt
, rate
) != IEEE80211_T_OFDM
)
4378 txwi
->phymode_ifs_stbc_shortgi
|=
4379 (RT2870_TXWI_PHYMODE_CCK
<< RT2870_TXWI_PHYMODE_SHIFT
);
4381 if (rate
!= 2 && (ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
))
4382 mcs
|= RT2870_TXWI_MCS_SHOTPRE
;
4386 txwi
->phymode_ifs_stbc_shortgi
|=
4387 (RT2870_TXWI_PHYMODE_OFDM
<< RT2870_TXWI_PHYMODE_SHIFT
);
4391 if ((ni
->ni_flags
& IEEE80211_NODE_HT
) && (ni
->ni_chw
== 40))
4392 bw
= RT2870_TXWI_BW_40
;
4394 bw
= RT2870_TXWI_BW_20
;
4396 txwi
->bw_mcs
= ((bw
& RT2870_TXWI_BW_MASK
) << RT2870_TXWI_BW_SHIFT
) |
4397 ((mcs
& RT2870_TXWI_MCS_MASK
) << RT2870_TXWI_MCS_SHIFT
);
4399 txwi
->txop
= (RT2870_TXWI_TXOP_HT
<< RT2870_TXWI_TXOP_SHIFT
);
4401 if (!IEEE80211_IS_MULTICAST(wh
->i_addr1
) &&
4402 (!hasqos
|| (qos
& IEEE80211_QOS_ACKPOLICY
) != IEEE80211_QOS_ACKPOLICY_NOACK
))
4404 txwi
->bawin_size_xflags
|=
4405 (RT2870_TXWI_XFLAGS_ACK
<< RT2870_TXWI_XFLAGS_SHIFT
);
4407 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
4409 /* preamble + plcp + signal extension + SIFS */
4411 dur
= 16 + 4 + 6 + 10;
4415 dur
= ieee80211_ack_duration(ic
->ic_rt
, rate
,
4416 ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
);
4419 *(uint16_t *) wh
->i_dur
= htole16(dur
);
4422 /* check fo A-MPDU */
4424 if (m
->m_flags
& M_AMPDU_MPDU
)
4426 ac
= M_WME_GETAC(m
);
4427 tid
= WME_AC_TO_TID(ac
);
4428 tx_ampdu
= &ni
->ni_tx_ampdu
[ac
];
4430 mpdu_density
= RT2870_MS(ni
->ni_htparam
, IEEE80211_HTCAP_MPDUDENSITY
);
4431 bawin_size
= tx_ampdu
->txa_wnd
;
4433 txwi
->mpdu_density_flags
|=
4434 ((mpdu_density
& RT2870_TXWI_MPDU_DENSITY_MASK
) << RT2870_TXWI_MPDU_DENSITY_SHIFT
) |
4435 (RT2870_TXWI_FLAGS_AMPDU
<< RT2870_TXWI_FLAGS_SHIFT
);
4437 txwi
->bawin_size_xflags
|=
4438 ((bawin_size
& RT2870_TXWI_BAWIN_SIZE_MASK
) << RT2870_TXWI_BAWIN_SIZE_SHIFT
);
4440 seqno
= ni
->ni_txseqs
[tid
]++;
4442 *(uint16_t *) &wh
->i_seq
[0] = htole16(seqno
<< IEEE80211_SEQ_SEQ_SHIFT
);
4451 /* ask MAC to insert timestamp into probe responses */
4453 if ((wh
->i_fc
[0] & (IEEE80211_FC0_TYPE_MASK
| IEEE80211_FC0_SUBTYPE_MASK
)) ==
4454 (IEEE80211_FC0_TYPE_MGT
| IEEE80211_FC0_SUBTYPE_PROBE_RESP
))
4455 txwi
->mpdu_density_flags
|=
4456 (RT2870_TXWI_FLAGS_TS
<< RT2870_TXWI_FLAGS_SHIFT
);
4458 if (ieee80211_radiotap_active_vap(vap
))
4462 tap
->flags
= IEEE80211_RADIOTAP_F_DATAPAD
;
4463 tap
->chan_flags
= htole32(ic
->ic_curchan
->ic_flags
);
4464 tap
->chan_freq
= htole16(ic
->ic_curchan
->ic_freq
);
4465 tap
->chan_ieee
= ic
->ic_curchan
->ic_ieee
;
4466 tap
->chan_maxpow
= 0;
4468 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
4469 tap
->rate
= mcs
| IEEE80211_RATE_MCS
;
4473 if (mcs
& RT2870_TXWI_MCS_SHOTPRE
)
4474 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTPRE
;
4477 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTGI
;
4479 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
4480 tap
->flags
|= IEEE80211_RADIOTAP_F_WEP
;
4482 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
4484 wh
->i_fc
[1] &= ~IEEE80211_FC1_WEP
;
4486 ieee80211_radiotap_tx(vap
, m
);
4488 wh
->i_fc
[1] |= IEEE80211_FC1_WEP
;
4492 ieee80211_radiotap_tx(vap
, m
);
4496 m_copydata(m
, 0, m
->m_pkthdr
.len
, (caddr_t
) (txwi
+ 1));
4498 RT2870_DPRINTF(sc
, RT2870_DEBUG_TX
,
4499 "%s: sending data: qid=%d, hdrsize=%d, hdrspace=%d, len=%d, "
4500 "bw=%d, stbc=%d, shortgi=%d, mcs=%d, wcid=0x%02x, ampdu=%d, DMA len=%d\n",
4501 device_get_nameunit(sc
->dev
),
4502 qid
, hdrsize
, hdrspace
, m
->m_pkthdr
.len
,
4503 bw
, stbc
, shortgi
, mcs
, wcid
, ampdu
, dmalen
);
4509 STAILQ_INSERT_TAIL(&ring
->pending
, data
, next
);
4512 usbd_transfer_start(sc
->usb_xfer
[1 + qid
]);
4520 static int rt2870_tx_raw(struct rt2870_softc
*sc
,
4521 struct mbuf
*m
, struct ieee80211_node
*ni
,
4522 const struct ieee80211_bpf_params
*params
)
4524 RT2870_DPRINTF(sc
, RT2870_DEBUG_TX
,
4526 device_get_nameunit(sc
->dev
));
4534 static void rt2870_rx_intr(struct usb_xfer
*xfer
, usb_error_t error
)
4536 struct rt2870_softc
*sc
;
4538 struct rt2870_softc_rx_ring
*ring
;
4539 struct rt2870_softc_rx_data
*data
;
4542 sc
= usbd_xfer_softc(xfer
);
4544 ring
= &sc
->rx_ring
;
4546 RT2870_DPRINTF(sc
, RT2870_DEBUG_INTR
,
4547 "%s: Rx interrupt: state=%d, error=%s\n",
4548 device_get_nameunit(sc
->dev
),
4549 USB_GET_STATE(xfer
), usbd_errstr(error
));
4551 switch (USB_GET_STATE(xfer
))
4553 case USB_ST_TRANSFERRED
:
4555 sc
->rx_interrupts
++;
4557 data
= STAILQ_FIRST(&ring
->active
);
4561 STAILQ_REMOVE_HEAD(&ring
->active
, next
);
4563 usbd_xfer_status(xfer
, &len
, NULL
, NULL
, NULL
);
4567 STAILQ_INSERT_TAIL(&ring
->done
, data
, next
);
4569 taskqueue_enqueue(sc
->taskqueue
, &sc
->rx_done_task
);
4576 data
= STAILQ_FIRST(&ring
->inactive
);
4580 STAILQ_REMOVE_HEAD(&ring
->inactive
, next
);
4582 STAILQ_INSERT_TAIL(&ring
->active
, data
, next
);
4584 usbd_xfer_set_frame_data(xfer
, 0, data
->buf
, usbd_xfer_max_len(xfer
));
4585 usbd_transfer_submit(xfer
);
4590 sc
->rx_interrupts
++;
4592 data
= STAILQ_FIRST(&ring
->active
);
4595 STAILQ_REMOVE_HEAD(&ring
->active
, next
);
4596 STAILQ_INSERT_TAIL(&ring
->inactive
, data
, next
);
4599 if (error
!= USB_ERR_CANCELLED
)
4603 usbd_xfer_set_stall(xfer
);
4614 static void rt2870_tx_intr(struct usb_xfer
*xfer
, usb_error_t error
)
4616 struct rt2870_softc
*sc
;
4618 struct rt2870_softc_tx_ring
*ring
;
4619 struct rt2870_softc_tx_data
*data
;
4621 sc
= usbd_xfer_softc(xfer
);
4623 ring
= usbd_xfer_get_priv(xfer
);
4625 usbd_xfer_status(xfer
, NULL
, NULL
, NULL
, NULL
);
4627 RT2870_DPRINTF(sc
, RT2870_DEBUG_INTR
,
4628 "%s: Tx interrupt: state=%d, error=%s\n",
4629 device_get_nameunit(sc
->dev
),
4630 USB_GET_STATE(xfer
), usbd_errstr(error
));
4632 switch (USB_GET_STATE(xfer
))
4634 case USB_ST_TRANSFERRED
:
4636 sc
->tx_interrupts
[ring
->qid
]++;
4638 data
= STAILQ_FIRST(&ring
->active
);
4642 STAILQ_REMOVE_HEAD(&ring
->active
, next
);
4644 STAILQ_INSERT_TAIL(&ring
->done
, data
, next
);
4646 sc
->tx_qid_pending_mask
|= (1 << ring
->qid
);
4648 taskqueue_enqueue(sc
->taskqueue
, &sc
->tx_done_task
);
4655 data
= STAILQ_FIRST(&ring
->pending
);
4659 STAILQ_REMOVE_HEAD(&ring
->pending
, next
);
4660 STAILQ_INSERT_TAIL(&ring
->active
, data
, next
);
4662 usbd_xfer_set_frame_data(xfer
, 0, data
->buf
, data
->len
);
4663 usbd_transfer_submit(xfer
);
4665 RT2870_SOFTC_UNLOCK(sc
);
4669 RT2870_SOFTC_LOCK(sc
);
4674 sc
->tx_interrupts
[ring
->qid
]++;
4676 data
= STAILQ_FIRST(&ring
->active
);
4679 STAILQ_REMOVE_HEAD(&ring
->active
, next
);
4681 printf("%s: could not transmit buffer: qid=%d, error=%s\n",
4682 device_get_nameunit(sc
->dev
), ring
->qid
, usbd_errstr(error
));
4684 if (data
->m
!= NULL
)
4690 if (data
->ni
!= NULL
)
4692 ieee80211_free_node(data
->ni
);
4696 STAILQ_INSERT_TAIL(&ring
->inactive
, data
, next
);
4701 if (error
!= USB_ERR_CANCELLED
)
4704 ifp
->if_drv_flags
&= ~IFF_DRV_OACTIVE
;
4706 usbd_xfer_set_stall(xfer
);
4715 * rt2870_rx_done_task
4717 static void rt2870_rx_done_task(void *context
, int pending
)
4719 struct rt2870_softc
*sc
;
4725 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
4726 "%s: Rx done task\n",
4727 device_get_nameunit(sc
->dev
));
4729 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
4732 if (rt2870_rx_eof(sc
, sc
->rx_process_limit
) != 0)
4734 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
4735 "%s: Rx done task: scheduling again\n",
4736 device_get_nameunit(sc
->dev
));
4738 taskqueue_enqueue(sc
->taskqueue
, &sc
->rx_done_task
);
4743 * rt2870_tx_done_task
4745 static void rt2870_tx_done_task(void *context
, int pending
)
4747 struct rt2870_softc
*sc
;
4754 RT2870_DPRINTF(sc
, RT2870_DEBUG_TX
,
4755 "%s: Tx done task\n",
4756 device_get_nameunit(sc
->dev
));
4758 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
4761 for (i
= sc
->usb_endpoints
- 2; i
>= 0; i
--)
4763 if (sc
->tx_qid_pending_mask
& (1 << i
))
4765 sc
->tx_qid_pending_mask
&= ~(1 << i
);
4767 rt2870_tx_eof(sc
, &sc
->tx_ring
[i
]);
4771 if (sc
->tx_qid_pending_mask
!= 0)
4773 RT2870_DPRINTF(sc
, RT2870_DEBUG_TX
,
4774 "%s: Tx done task: scheduling again\n",
4775 device_get_nameunit(sc
->dev
));
4777 taskqueue_enqueue(sc
->taskqueue
, &sc
->tx_done_task
);
4782 ifp
->if_drv_flags
&= ~IFF_DRV_OACTIVE
;
4786 * rt2870_periodic_task
4788 static void rt2870_periodic_task(void *context
, int pending
)
4790 struct rt2870_softc
*sc
;
4792 struct ieee80211com
*ic
;
4793 struct ieee80211vap
*vap
;
4798 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
4800 RT2870_DPRINTF(sc
, RT2870_DEBUG_PERIODIC
,
4801 "%s: periodic task: round=%lu\n",
4802 device_get_nameunit(sc
->dev
), sc
->periodic_round
);
4804 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
4807 RT2870_SOFTC_LOCK(sc
);
4809 sc
->periodic_round
++;
4811 rt2870_update_stats(sc
);
4813 if ((sc
->periodic_round
% 10) == 0)
4815 rt2870_bbp_tuning(sc
);
4817 rt2870_update_raw_counters(sc
);
4819 rt2870_watchdog(sc
);
4821 if (vap
!= NULL
&& vap
->iv_opmode
!= IEEE80211_M_MONITOR
&& vap
->iv_state
== IEEE80211_S_RUN
)
4823 if (vap
->iv_opmode
== IEEE80211_M_STA
)
4824 rt2870_amrr_update_iter_func(vap
, vap
->iv_bss
);
4826 ieee80211_iterate_nodes(&ic
->ic_sta
, rt2870_amrr_update_iter_func
, vap
);
4830 RT2870_SOFTC_UNLOCK(sc
);
4832 callout_reset(&sc
->periodic_ch
, hz
/ 10, rt2870_periodic
, sc
);
4838 static void rt2870_cmd_task(void *context
, int pending
)
4840 struct rt2870_softc
*sc
;
4841 struct rt2870_softc_cmd_ring
*ring
;
4842 struct rt2870_softc_cmd
*cmd
;
4845 ring
= &sc
->cmd_ring
;
4849 RT2870_SOFTC_LOCK(sc
);
4851 cmd
= STAILQ_FIRST(&ring
->active
);
4854 RT2870_SOFTC_UNLOCK(sc
);
4858 STAILQ_REMOVE_HEAD(&ring
->active
, next
);
4860 RT2870_SOFTC_UNLOCK(sc
);
4862 cmd
->cb(sc
, cmd
->data
);
4864 RT2870_SOFTC_LOCK(sc
);
4866 STAILQ_INSERT_TAIL(&ring
->inactive
, cmd
, next
);
4869 RT2870_SOFTC_UNLOCK(sc
);
4876 static int rt2870_rx_eof(struct rt2870_softc
*sc
, int limit
)
4879 struct rt2870_softc_rx_ring
*ring
;
4880 struct rt2870_softc_rx_data
*data
;
4886 ring
= &sc
->rx_ring
;
4892 RT2870_SOFTC_LOCK(sc
);
4894 data
= STAILQ_FIRST(&ring
->done
);
4897 RT2870_SOFTC_UNLOCK(sc
);
4901 STAILQ_REMOVE_HEAD(&ring
->done
, next
);
4903 RT2870_SOFTC_UNLOCK(sc
);
4908 if (len
< RT2870_RX_DESC_SIZE
)
4914 while (len
> (sizeof(uint32_t) + sizeof(struct rt2870_rxinfo
)))
4916 dmalen
= (le32toh(*(uint32_t *) buf
) & 0xffff);
4918 if (dmalen
== 0 || (dmalen
& 3) != 0)
4920 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
4921 "%s: bad DMA len=%u\n",
4922 device_get_nameunit(sc
->dev
), dmalen
);
4926 if ((dmalen
+ sizeof(uint32_t) + sizeof(struct rt2870_rxinfo
)) > len
)
4928 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
4929 "%s: bad DMA len: DMA len=%u, USB len=%d\n",
4930 device_get_nameunit(sc
->dev
),
4931 (unsigned int) (dmalen
+ sizeof(uint32_t) + sizeof(struct rt2870_rxinfo
)), len
);
4937 rt2870_rx_frame(sc
, buf
+ sizeof(uint32_t), dmalen
);
4939 buf
+= (dmalen
+ sizeof(uint32_t) + sizeof(struct rt2870_rxinfo
));
4940 len
-= (dmalen
+ sizeof(uint32_t) + sizeof(struct rt2870_rxinfo
));
4945 RT2870_SOFTC_LOCK(sc
);
4947 STAILQ_INSERT_TAIL(&ring
->inactive
, data
, next
);
4949 usbd_transfer_start(sc
->usb_xfer
[0]);
4951 RT2870_SOFTC_UNLOCK(sc
);
4956 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
4957 "%s: Rx eof: nframes=%d\n",
4958 device_get_nameunit(sc
->dev
), nframes
);
4960 sc
->rx_packets
+= nframes
;
4962 return (limit
== 0);
4968 static void rt2870_tx_eof(struct rt2870_softc
*sc
,
4969 struct rt2870_softc_tx_ring
*ring
)
4972 struct rt2870_softc_tx_data
*data
;
4981 RT2870_SOFTC_LOCK(sc
);
4983 data
= STAILQ_FIRST(&ring
->done
);
4986 RT2870_SOFTC_UNLOCK(sc
);
4990 STAILQ_REMOVE_HEAD(&ring
->done
, next
);
4992 rt2870_drain_fifo_stats(sc
);
4994 RT2870_SOFTC_UNLOCK(sc
);
4998 if (data
->m
->m_flags
& M_TXCB
)
4999 ieee80211_process_callback(data
->ni
, data
->m
, 0);
5003 ieee80211_free_node(data
->ni
);
5008 RT2870_SOFTC_LOCK(sc
);
5010 STAILQ_INSERT_TAIL(&ring
->inactive
, data
, next
);
5015 RT2870_SOFTC_UNLOCK(sc
);
5018 RT2870_DPRINTF(sc
, RT2870_DEBUG_TX
,
5019 "%s: Tx eof: qid=%d, nframes=%d\n",
5020 device_get_nameunit(sc
->dev
), ring
->qid
, nframes
);
5024 * rt2870_update_stats
5026 static void rt2870_update_stats(struct rt2870_softc
*sc
)
5029 struct ieee80211com
*ic
;
5030 struct ieee80211vap
*vap
;
5031 struct ieee80211_node
*ni
;
5033 int beacons
, noretryok
, retryok
, failed
, underflows
, zerolen
;
5039 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
5041 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATS
,
5042 "%s: update statistic\n",
5043 device_get_nameunit(sc
->dev
));
5045 rt2870_drain_fifo_stats(sc
);
5047 /* read and clear Tx statistic registers */
5049 rt2870_io_mac_read_multi(sc
, RT2870_REG_TX_STA_CNT0
,
5050 stacnt
, sizeof(stacnt
));
5052 stacnt
[0] = le32toh(stacnt
[0]);
5053 stacnt
[1] = le32toh(stacnt
[1]);
5054 stacnt
[2] = le32toh(stacnt
[2]);
5056 beacons
= stacnt
[0] >> 16;
5057 noretryok
= stacnt
[1] & 0xffff;
5058 retryok
= stacnt
[1] >> 16;
5059 failed
= stacnt
[0] & 0xffff;
5060 underflows
= stacnt
[2] >> 16;
5061 zerolen
= stacnt
[2] & 0xffff;
5063 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATS
,
5064 "%s: update statistic: beacons=%d, noretryok=%d, retryok=%d, failed=%d, underflows=%d, zerolen=%d\n",
5065 device_get_nameunit(sc
->dev
),
5066 beacons
, noretryok
, retryok
, failed
, underflows
, zerolen
);
5068 ifp
->if_oerrors
+= failed
;
5070 sc
->tx_beacons
+= beacons
;
5071 sc
->tx_noretryok
+= noretryok
;
5072 sc
->tx_retryok
+= retryok
;
5073 sc
->tx_failed
+= failed
;
5074 sc
->tx_underflows
+= underflows
;
5075 sc
->tx_zerolen
+= zerolen
;
5077 if (vap
!= NULL
&& vap
->iv_opmode
== IEEE80211_M_STA
&& vap
->iv_state
== IEEE80211_S_RUN
)
5081 associd
= (ni
!= NULL
) ? ni
->ni_associd
: 0;
5082 wcid
= RT2870_AID2WCID(associd
);
5084 rt2870_amrr_tx_update(&sc
->amrr_node
[wcid
],
5085 noretryok
+ retryok
+ failed
, noretryok
+ retryok
, retryok
+ failed
);
5092 static void rt2870_bbp_tuning(struct rt2870_softc
*sc
)
5095 struct ieee80211com
*ic
;
5096 struct ieee80211vap
*vap
;
5097 struct ieee80211_node
*ni
;
5099 int8_t rssi
, old
, new;
5101 /* RT2860C does not support BBP tuning */
5103 if (sc
->mac_rev
== 0x28600100)
5108 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
5110 if ((ic
->ic_flags
& IEEE80211_F_SCAN
) || vap
== NULL
||
5111 vap
->iv_opmode
!= IEEE80211_M_STA
|| vap
->iv_state
!= IEEE80211_S_RUN
)
5116 chan
= ieee80211_chan2ieee(ic
, ni
->ni_chan
);
5120 else if (chan
<= 64)
5122 else if (chan
<= 128)
5127 rssi
= ieee80211_getrssi(vap
);
5129 if (IEEE80211_IS_CHAN_2GHZ(ni
->ni_chan
))
5131 new = 0x2e + sc
->lna_gain
[group
];
5135 if (!IEEE80211_IS_CHAN_HT40(ni
->ni_chan
))
5136 new = 0x32 + sc
->lna_gain
[group
] * 5 / 3;
5138 new = 0x3a + sc
->lna_gain
[group
] * 5 / 3;
5141 /* Tune if absolute average RSSI is greater than -80 */
5146 old
= rt2870_io_bbp_read(sc
, 66);
5149 rt2870_io_bbp_write(sc
, 66, new);
5155 static void rt2870_watchdog(struct rt2870_softc
*sc
)
5160 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_PBF_TXRXQ_PCNT
);
5162 RT2870_DPRINTF(sc
, RT2870_DEBUG_WATCHDOG
,
5163 "%s: watchdog: TXRXQ_PCNT=0x%08x\n",
5164 device_get_nameunit(sc
->dev
), tmp
);
5166 if (((tmp
>> RT2870_REG_TX0Q_PCNT_SHIFT
) & RT2870_REG_TX0Q_PCNT_MASK
) != 0)
5168 sc
->tx_queue_not_empty
[0]++;
5170 rt2870_io_mac_write(sc
, RT2870_REG_PBF_CFG
, 0xf40012);
5172 for (ntries
= 0; ntries
< 10; ntries
++)
5174 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_PBF_TXRXQ_PCNT
);
5175 if (((tmp
>> RT2870_REG_TX0Q_PCNT_SHIFT
) & RT2870_REG_TX0Q_PCNT_MASK
) == 0)
5181 rt2870_io_mac_write(sc
, RT2870_REG_PBF_CFG
, 0xf40006);
5184 if (((tmp
>> RT2870_REG_TX1Q_PCNT_SHIFT
) & RT2870_REG_TX1Q_PCNT_MASK
) != 0)
5186 sc
->tx_queue_not_empty
[1]++;
5188 rt2870_io_mac_write(sc
, RT2870_REG_PBF_CFG
, 0xf4000a);
5190 for (ntries
= 0; ntries
< 10; ntries
++)
5192 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_PBF_TXRXQ_PCNT
);
5193 if (((tmp
>> RT2870_REG_TX1Q_PCNT_SHIFT
) & RT2870_REG_TX1Q_PCNT_MASK
) == 0)
5199 rt2870_io_mac_write(sc
, RT2870_REG_PBF_CFG
, 0xf40006);
5204 * rt2870_drain_fifo_stats
5206 static void rt2870_drain_fifo_stats(struct rt2870_softc
*sc
)
5210 uint8_t wcid
, mcs
, pid
;
5211 int ok
, agg
, retrycnt
;
5215 /* drain Tx status FIFO (maxsize = 16) */
5217 while ((stats
= rt2870_io_mac_read(sc
, RT2870_REG_TX_STA_FIFO
)) &
5218 RT2870_REG_TX_STA_FIFO_VALID
)
5220 wcid
= (stats
>> RT2870_REG_TX_STA_FIFO_WCID_SHIFT
) &
5221 RT2870_REG_TX_STA_FIFO_WCID_MASK
;
5223 /* if no ACK was requested, no feedback is available */
5225 if (!(stats
& RT2870_REG_TX_STA_FIFO_ACK_REQ
) || wcid
== 0xff)
5228 /* update AMRR statistic */
5230 ok
= (stats
& RT2870_REG_TX_STA_FIFO_TX_OK
) ? 1 : 0;
5231 agg
= (stats
& RT2870_REG_TX_STA_FIFO_AGG
) ? 1 : 0;
5232 mcs
= (stats
>> RT2870_REG_TX_STA_FIFO_MCS_SHIFT
) &
5233 RT2870_REG_TX_STA_FIFO_MCS_MASK
;
5234 pid
= (stats
>> RT2870_REG_TX_STA_FIFO_PID_SHIFT
) &
5235 RT2870_REG_TX_STA_FIFO_PID_MASK
;
5236 retrycnt
= pid
- mcs
;
5238 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATS
,
5239 "%s: FIFO statistic: wcid=0x%02x, ok=%d, agg=%d, mcs=0x%02x, pid=0x%02x, retrycnt=%d\n",
5240 device_get_nameunit(sc
->dev
),
5241 wcid
, ok
, agg
, mcs
, pid
, retrycnt
);
5243 rt2870_amrr_tx_complete(&sc
->amrr_node
[wcid
], ok
, retrycnt
);
5251 * rt2870_update_raw_counters
5253 static void rt2870_update_raw_counters(struct rt2870_softc
*sc
)
5257 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_AGG_CNT
);
5259 sc
->tx_nonagg
+= tmp
& 0xffff;
5260 sc
->tx_agg
+= tmp
>> 16;
5262 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_AGG_CNT0
);
5264 sc
->tx_ampdu
+= (tmp
& 0xffff) / 1 + (tmp
>> 16) / 2;
5266 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_AGG_CNT1
);
5268 sc
->tx_ampdu
+= (tmp
& 0xffff) / 3 + (tmp
>> 16) / 4;
5270 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_AGG_CNT2
);
5272 sc
->tx_ampdu
+= (tmp
& 0xffff) / 5 + (tmp
>> 16) / 6;
5274 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_AGG_CNT3
);
5276 sc
->tx_ampdu
+= (tmp
& 0xffff) / 7 + (tmp
>> 16) / 8;
5278 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_AGG_CNT4
);
5280 sc
->tx_ampdu
+= (tmp
& 0xffff) / 9 + (tmp
>> 16) / 10;
5282 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_AGG_CNT5
);
5284 sc
->tx_ampdu
+= (tmp
& 0xffff) / 11 + (tmp
>> 16) / 12;
5286 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_AGG_CNT6
);
5288 sc
->tx_ampdu
+= (tmp
& 0xffff) / 13 + (tmp
>> 16) / 14;
5290 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_AGG_CNT7
);
5292 sc
->tx_ampdu
+= (tmp
& 0xffff) / 15 + (tmp
>> 16) / 16;
5294 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_RX_STA_CNT0
);
5296 sc
->rx_crc_errors
+= tmp
& 0xffff;
5297 sc
->rx_phy_errors
+= tmp
>> 16;
5299 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_RX_STA_CNT1
);
5301 sc
->rx_false_ccas
+= tmp
& 0xffff;
5302 sc
->rx_plcp_errors
+= tmp
>> 16;
5304 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_RX_STA_CNT2
);
5306 sc
->rx_dup_packets
+= tmp
& 0xffff;
5307 sc
->rx_fifo_overflows
+= tmp
>> 16;
5309 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TXRX_MPDU_DEN_CNT
);
5311 sc
->tx_mpdu_zero_density
+= tmp
& 0xffff;
5312 sc
->rx_mpdu_zero_density
+= tmp
>> 16;
5316 * rt2870_txrx_enable
5318 static int rt2870_txrx_enable(struct rt2870_softc
*sc
)
5320 struct ieee80211com
*ic
;
5328 /* enable Tx/Rx DMA engine */
5330 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_SCHDMA_USB_CYC_CFG
);
5335 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_USB_CYC_CFG
, tmp
);
5337 if ((sc
->mac_rev
& 0xffff) != 0x0101)
5338 rt2870_io_mac_write(sc
, RT2870_REG_TX_TXOP_CTRL_CFG
, 0x583f);
5340 rt2870_io_mac_write(sc
, RT2870_REG_SYS_CTRL
, RT2870_REG_TX_ENABLE
);
5342 for (ntries
= 0; ntries
< 200; ntries
++)
5344 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_SCHDMA_WPDMA_GLO_CFG
);
5345 if (!(tmp
& (RT2870_REG_TX_DMA_BUSY
| RT2870_REG_RX_DMA_BUSY
)))
5353 printf("%s: timeout waiting for DMA engine\n",
5354 device_get_nameunit(sc
->dev
));
5360 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_WMM_TXOP0_CFG
, 0);
5361 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_WMM_TXOP1_CFG
,
5364 tmp
|= RT2870_REG_TX_WB_DDONE
|
5365 RT2870_REG_RX_DMA_ENABLE
|
5366 RT2870_REG_TX_DMA_ENABLE
;
5368 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_WPDMA_GLO_CFG
, tmp
);
5370 tmp
= RT2870_REG_USB_DMA_TX_ENABLE
|
5371 RT2870_REG_USB_DMA_RX_ENABLE
|
5372 RT2870_REG_USB_DMA_RX_AGG_ENABLE
|
5373 /* Rx agg limit in unit of 1024 byte */
5374 ((RT2870_USB_RX_BULK_BUFLEN
/ 1024 - 3) << RT2870_REG_USB_DMA_RX_AGG_LIMIT_SHIFT
) |
5375 /* Rx agg timeout in unit of 33ns */
5378 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_USB_DMA_CFG
, tmp
);
5382 tmp
= RT2870_REG_RX_FILTER_DROP_CRC_ERR
|
5383 RT2870_REG_RX_FILTER_DROP_PHY_ERR
;
5385 if (ic
->ic_opmode
!= IEEE80211_M_MONITOR
)
5387 tmp
|= RT2870_REG_RX_FILTER_DROP_DUPL
|
5388 RT2870_REG_RX_FILTER_DROP_CTS
|
5389 RT2870_REG_RX_FILTER_DROP_BA
|
5390 RT2870_REG_RX_FILTER_DROP_ACK
|
5391 RT2870_REG_RX_FILTER_DROP_VER_ERR
|
5392 RT2870_REG_RX_FILTER_DROP_CTRL_RSV
|
5393 RT2870_REG_RX_FILTER_DROP_CFACK
|
5394 RT2870_REG_RX_FILTER_DROP_CFEND
;
5396 if (ic
->ic_opmode
== IEEE80211_M_STA
)
5397 tmp
|= RT2870_REG_RX_FILTER_DROP_RTS
|
5398 RT2870_REG_RX_FILTER_DROP_PSPOLL
;
5400 if (!(ifp
->if_flags
& IFF_PROMISC
))
5401 tmp
|= RT2870_REG_RX_FILTER_DROP_UC_NOME
;
5404 rt2870_io_mac_write(sc
, RT2870_REG_RX_FILTER_CFG
, tmp
);
5406 rt2870_io_mac_write(sc
, RT2870_REG_SYS_CTRL
,
5407 RT2870_REG_RX_ENABLE
| RT2870_REG_TX_ENABLE
);
5413 * rt2870_alloc_rx_ring
5415 static int rt2870_alloc_rx_ring(struct rt2870_softc
*sc
,
5416 struct rt2870_softc_rx_ring
*ring
)
5418 struct rt2870_softc_rx_data
*data
;
5421 STAILQ_INIT(&ring
->inactive
);
5422 STAILQ_INIT(&ring
->active
);
5423 STAILQ_INIT(&ring
->done
);
5425 for (i
= 0; i
< RT2870_SOFTC_RX_RING_DATA_COUNT
; i
++)
5427 data
= &ring
->data
[i
];
5429 data
->buf
= malloc(RT2870_USB_RX_BULK_BUFLEN
, M_USBDEV
, M_NOWAIT
);
5430 if (data
->buf
== NULL
)
5432 printf("%s: could not allocate Rx buffer\n",
5433 device_get_nameunit(sc
->dev
));
5438 STAILQ_INSERT_TAIL(&ring
->inactive
, data
, next
);
5445 rt2870_free_rx_ring(sc
, ring
);
5451 * rt2870_reset_rx_ring
5453 static void rt2870_reset_rx_ring(struct rt2870_softc
*sc
,
5454 struct rt2870_softc_rx_ring
*ring
)
5456 struct rt2870_softc_rx_data
*data
;
5459 STAILQ_INIT(&ring
->inactive
);
5460 STAILQ_INIT(&ring
->active
);
5461 STAILQ_INIT(&ring
->done
);
5463 for (i
= 0; i
< RT2870_SOFTC_RX_RING_DATA_COUNT
; i
++)
5465 data
= &ring
->data
[i
];
5467 STAILQ_INSERT_TAIL(&ring
->inactive
, data
, next
);
5472 * rt2870_free_rx_ring
5474 static void rt2870_free_rx_ring(struct rt2870_softc
*sc
,
5475 struct rt2870_softc_rx_ring
*ring
)
5477 struct rt2870_softc_rx_data
*data
;
5480 for (i
= 0; i
< RT2870_SOFTC_RX_RING_DATA_COUNT
; i
++)
5482 data
= &ring
->data
[i
];
5484 if (data
->buf
!= NULL
)
5486 free(data
->buf
, M_USBDEV
);
5493 * rt2870_alloc_tx_ring
5495 static int rt2870_alloc_tx_ring(struct rt2870_softc
*sc
,
5496 struct rt2870_softc_tx_ring
*ring
, int qid
)
5498 struct rt2870_softc_tx_data
*data
;
5501 STAILQ_INIT(&ring
->inactive
);
5502 STAILQ_INIT(&ring
->pending
);
5503 STAILQ_INIT(&ring
->active
);
5504 STAILQ_INIT(&ring
->done
);
5509 for (i
= 0; i
< RT2870_SOFTC_TX_RING_DATA_COUNT
; i
++)
5511 data
= &ring
->data
[i
];
5513 data
->buf
= malloc(RT2870_TX_DESC_SIZE
+ MJUMPAGESIZE
, M_USBDEV
, M_NOWAIT
);
5514 if (data
->buf
== NULL
)
5516 printf("%s: could not allocate Tx buffer\n",
5517 device_get_nameunit(sc
->dev
));
5522 memset(data
->buf
, 0, RT2870_TX_DESC_SIZE
);
5524 STAILQ_INSERT_TAIL(&ring
->inactive
, data
, next
);
5531 rt2870_free_tx_ring(sc
, ring
);
5537 * rt2870_reset_tx_ring
5539 static void rt2870_reset_tx_ring(struct rt2870_softc
*sc
,
5540 struct rt2870_softc_tx_ring
*ring
)
5542 struct rt2870_softc_tx_data
*data
;
5545 STAILQ_INIT(&ring
->inactive
);
5546 STAILQ_INIT(&ring
->pending
);
5547 STAILQ_INIT(&ring
->active
);
5548 STAILQ_INIT(&ring
->done
);
5552 for (i
= 0; i
< RT2870_SOFTC_TX_RING_DATA_COUNT
; i
++)
5554 data
= &ring
->data
[i
];
5556 if (data
->m
!= NULL
)
5562 if (data
->ni
!= NULL
)
5564 ieee80211_free_node(data
->ni
);
5568 STAILQ_INSERT_TAIL(&ring
->inactive
, data
, next
);
5573 * rt2870_free_tx_ring
5575 static void rt2870_free_tx_ring(struct rt2870_softc
*sc
,
5576 struct rt2870_softc_tx_ring
*ring
)
5578 struct rt2870_softc_tx_data
*data
;
5581 for (i
= 0; i
< RT2870_SOFTC_TX_RING_DATA_COUNT
; i
++)
5583 data
= &ring
->data
[i
];
5585 if (data
->buf
!= NULL
)
5587 free(data
->buf
, M_USBDEV
);
5591 if (data
->m
!= NULL
)
5597 if (data
->ni
!= NULL
)
5599 ieee80211_free_node(data
->ni
);
5606 * rt2870_reset_cmd_ring
5608 static void rt2870_reset_cmd_ring(struct rt2870_softc
*sc
,
5609 struct rt2870_softc_cmd_ring
*ring
)
5611 struct rt2870_softc_cmd
*cmd
;
5614 STAILQ_INIT(&ring
->inactive
);
5615 STAILQ_INIT(&ring
->active
);
5619 for (i
= 0; i
< RT2870_SOFTC_CMD_RING_CMD_COUNT
; i
++)
5621 cmd
= &ring
->cmd
[i
];
5623 STAILQ_INSERT_TAIL(&ring
->inactive
, cmd
, next
);
5628 * rt2870_sysctl_attach
5630 static void rt2870_sysctl_attach(struct rt2870_softc
*sc
)
5632 struct sysctl_ctx_list
*ctx
;
5633 struct sysctl_oid
*tree
;
5634 struct sysctl_oid
*stats
;
5636 ctx
= device_get_sysctl_ctx(sc
->dev
);
5637 tree
= device_get_sysctl_tree(sc
->dev
);
5639 stats
= SYSCTL_ADD_NODE(ctx
, SYSCTL_CHILDREN(tree
), OID_AUTO
,
5640 "stats", CTLFLAG_RD
, 0, "statistic");
5642 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5643 "interrupts", CTLFLAG_RD
, &sc
->interrupts
, 0,
5646 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5647 "rx_interrupts", CTLFLAG_RD
, &sc
->rx_interrupts
, 0,
5650 if (sc
->usb_endpoints
== RT2870_SOFTC_USB_XFER_COUNT
)
5652 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5653 "tx_mgmt_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[5], 0,
5654 "Tx MGMT interrupts");
5656 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5657 "tx_hcca_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[4], 0,
5658 "Tx HCCA interrupts");
5661 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5662 "tx_ac3_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[3], 0,
5663 "Tx AC3 interrupts");
5665 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5666 "tx_ac2_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[2], 0,
5667 "Tx AC2 interrupts");
5669 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5670 "tx_ac1_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[1], 0,
5671 "Tx AC1 interrupts");
5673 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5674 "tx_ac0_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[0], 0,
5675 "Tx AC0 interrupts");
5677 if (sc
->usb_endpoints
== RT2870_SOFTC_USB_XFER_COUNT
)
5679 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5680 "tx_mgmt_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[5].queued
, 0,
5681 "Tx MGMT data queued");
5683 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5684 "tx_hcca_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[4].queued
, 0,
5685 "Tx HCCA data queued");
5688 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5689 "tx_ac3_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[3].queued
, 0,
5690 "Tx AC3 data queued");
5692 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5693 "tx_ac2_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[2].queued
, 0,
5694 "Tx AC2 data queued");
5696 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5697 "tx_ac1_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[1].queued
, 0,
5698 "Tx AC1 data queued");
5700 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5701 "tx_ac0_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[0].queued
, 0,
5702 "Tx AC0 data queued");
5704 if (sc
->usb_endpoints
== RT2870_SOFTC_USB_XFER_COUNT
)
5706 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5707 "tx_mgmt_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[5], 0,
5708 "Tx MGMT data queue full");
5710 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5711 "tx_hcca_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[4], 0,
5712 "Tx HCCA data queue full");
5715 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5716 "tx_ac3_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[3], 0,
5717 "Tx AC3 data queue full");
5719 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5720 "tx_ac2_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[2], 0,
5721 "Tx AC2 data queue full");
5723 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5724 "tx_ac1_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[1], 0,
5725 "Tx AC1 data queue full");
5727 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5728 "tx_ac0_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[0], 0,
5729 "Tx AC0 data queue full");
5731 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5732 "tx_watchdog_timeouts", CTLFLAG_RD
, &sc
->tx_watchdog_timeouts
, 0,
5733 "Tx watchdog timeouts");
5735 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5736 "rx_mbuf_alloc_errors", CTLFLAG_RD
, &sc
->rx_mbuf_alloc_errors
, 0,
5737 "Rx mbuf allocation errors");
5739 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5740 "tx_queue_0_not_empty", CTLFLAG_RD
, &sc
->tx_queue_not_empty
[0], 0,
5741 "Tx queue 0 not empty");
5743 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5744 "tx_queue_1_not_empty", CTLFLAG_RD
, &sc
->tx_queue_not_empty
[1], 0,
5745 "Tx queue 1 not empty");
5747 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5748 "tx_beacons", CTLFLAG_RD
, &sc
->tx_beacons
, 0,
5751 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5752 "tx_noretryok", CTLFLAG_RD
, &sc
->tx_noretryok
, 0,
5753 "Tx successfull without retries");
5755 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5756 "tx_retryok", CTLFLAG_RD
, &sc
->tx_retryok
, 0,
5757 "Tx successfull with retries");
5759 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5760 "tx_failed", CTLFLAG_RD
, &sc
->tx_failed
, 0,
5763 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5764 "tx_underflows", CTLFLAG_RD
, &sc
->tx_underflows
, 0,
5767 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5768 "tx_zerolen", CTLFLAG_RD
, &sc
->tx_zerolen
, 0,
5771 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5772 "tx_nonagg", CTLFLAG_RD
, &sc
->tx_nonagg
, 0,
5773 "Tx non-aggregated");
5775 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5776 "tx_agg", CTLFLAG_RD
, &sc
->tx_agg
, 0,
5779 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5780 "tx_ampdu", CTLFLAG_RD
, &sc
->tx_ampdu
, 0,
5783 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5784 "tx_mpdu_zero_density", CTLFLAG_RD
, &sc
->tx_mpdu_zero_density
, 0,
5785 "Tx MPDU with zero density");
5787 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5788 "rx_packets", CTLFLAG_RD
, &sc
->rx_packets
, 0,
5791 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5792 "rx_ampdu", CTLFLAG_RD
, &sc
->rx_ampdu
, 0,
5795 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5796 "rx_mpdu_zero_density", CTLFLAG_RD
, &sc
->rx_mpdu_zero_density
, 0,
5797 "Rx MPDU with zero density");
5799 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5800 "rx_amsdu", CTLFLAG_RD
, &sc
->rx_amsdu
, 0,
5803 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5804 "rx_crc_errors", CTLFLAG_RD
, &sc
->rx_crc_errors
, 0,
5807 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5808 "rx_phy_errors", CTLFLAG_RD
, &sc
->rx_phy_errors
, 0,
5811 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5812 "rx_false_ccas", CTLFLAG_RD
, &sc
->rx_false_ccas
, 0,
5815 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5816 "rx_plcp_errors", CTLFLAG_RD
, &sc
->rx_plcp_errors
, 0,
5819 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5820 "rx_dup_packets", CTLFLAG_RD
, &sc
->rx_dup_packets
, 0,
5821 "Rx duplicate packets");
5823 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5824 "rx_fifo_overflows", CTLFLAG_RD
, &sc
->rx_fifo_overflows
, 0,
5825 "Rx FIFO overflows");
5828 static device_method_t rt2870_dev_methods
[] =
5830 DEVMETHOD(device_probe
, rt2870_probe
),
5831 DEVMETHOD(device_attach
, rt2870_attach
),
5832 DEVMETHOD(device_detach
, rt2870_detach
),
5836 static driver_t rt2870_driver
=
5840 sizeof(struct rt2870_softc
),
5843 static devclass_t rt2870_dev_class
;
5845 DRIVER_MODULE(rt2870
, uhub
, rt2870_driver
, rt2870_dev_class
,
5848 MODULE_DEPEND(rt2870
, usb
, 1, 1, 1);
5849 MODULE_DEPEND(rt2870
, wlan
, 1, 1, 1);