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
42 #define USB_PRODUCT_RALINK_RT2870 0x2870
44 #define RT2870_USB_CONFIG_INDEX 0
45 #define RT2870_USB_IFACE_INDEX 0
47 #define RT2870_USB_REQ_MAC_READ_MULTI 0x07
49 /* packet length + Rx wireless info + Rx info */
50 #define RT2870_RX_DESC_SIZE \
51 (sizeof(uint32_t) + sizeof(struct rt2870_rxwi) + sizeof(struct rt2870_rxinfo))
53 /* Tx info + Tx wireless info + max padding */
54 #define RT2870_TX_DESC_SIZE \
55 (sizeof(struct rt2870_txinfo) + sizeof(struct rt2870_txwi) + 11)
57 #define RT2870_MAX_AGG_SIZE 3840
59 #define RT2870_USB_RX_BULK_BUFLEN (2048 * 12)
61 #define RT2870_NOISE_FLOOR -95
63 #define IEEE80211_HAS_ADDR4(wh) \
64 (((wh)->i_fc[1] & IEEE80211_FC1_DIR_MASK) == IEEE80211_FC1_DIR_DSTODS)
66 #define RT2870_MS(_v, _f) (((_v) & _f) >> _f##_S)
67 #define RT2870_SM(_v, _f) (((_v) << _f##_S) & _f)
69 #define RT2870_USB_XFER_TIMEOUT 5000
71 #define RT2870_TX_WATCHDOG_TIMEOUT 5
73 #define RT2870_WCID_RESERVED 0xff
74 #define RT2870_WCID_MCAST 0xf7
77 * Data structures and types
80 struct rt2870_cmd_argv_newassoc
82 uint8_t macaddr
[IEEE80211_ADDR_LEN
];
86 struct rt2870_cmd_argv_nodecleanup
91 struct rt2870_cmd_argv_keyset
93 enum ieee80211_opmode opmode
;
94 struct ieee80211_key key
;
98 struct rt2870_cmd_argv_keydelete
100 enum ieee80211_opmode opmode
;
101 struct ieee80211_key key
;
105 * Static function prototypes
108 static void rt2870_init_channels(struct rt2870_softc
*sc
);
110 static void rt2870_init_channels_ht40(struct rt2870_softc
*sc
);
112 static void rt2870_init_locked(void *priv
);
114 static void rt2870_init(void *priv
);
116 static int rt2870_init_bbp(struct rt2870_softc
*sc
);
118 static void rt2870_stop_locked(void *priv
);
120 static void rt2870_stop(void *priv
);
122 static void rt2870_start(struct ifnet
*ifp
);
124 static int rt2870_ioctl(struct ifnet
*ifp
, u_long cmd
, caddr_t data
);
126 static struct ieee80211vap
*rt2870_vap_create(struct ieee80211com
*ic
,
127 const char name
[IFNAMSIZ
], int unit
, int opmode
, int flags
,
128 const uint8_t bssid
[IEEE80211_ADDR_LEN
],
129 const uint8_t mac
[IEEE80211_ADDR_LEN
]);
131 static void rt2870_vap_delete(struct ieee80211vap
*vap
);
133 static int rt2870_vap_reset(struct ieee80211vap
*vap
, u_long cmd
);
135 static int rt2870_vap_newstate(struct ieee80211vap
*vap
,
136 enum ieee80211_state nstate
, int arg
);
138 static void rt2870_vap_key_update_begin(struct ieee80211vap
*vap
);
140 static void rt2870_vap_key_update_end(struct ieee80211vap
*vap
);
142 static int rt2870_vap_key_set(struct ieee80211vap
*vap
,
143 const struct ieee80211_key
*k
, const uint8_t mac
[IEEE80211_ADDR_LEN
]);
145 static int rt2870_vap_key_delete(struct ieee80211vap
*vap
,
146 const struct ieee80211_key
*k
);
148 static void rt2870_vap_update_beacon(struct ieee80211vap
*vap
, int what
);
150 static struct ieee80211_node
*rt2870_node_alloc(struct ieee80211vap
*vap
,
151 const uint8_t mac
[IEEE80211_ADDR_LEN
]);
153 static void rt2870_node_cleanup(struct ieee80211_node
*ni
);
155 static void rt2870_node_getmimoinfo(const struct ieee80211_node
*ni
,
156 struct ieee80211_mimo_info
*mi
);
158 static int rt2870_setregdomain(struct ieee80211com
*ic
,
159 struct ieee80211_regdomain
*reg
,
160 int nchans
, struct ieee80211_channel chans
[]);
162 static void rt2870_getradiocaps(struct ieee80211com
*ic
,
163 int maxchans
, int *nchans
, struct ieee80211_channel chans
[]);
165 static void rt2870_scan_start(struct ieee80211com
*ic
);
167 static void rt2870_scan_end(struct ieee80211com
*ic
);
169 static void rt2870_set_channel(struct ieee80211com
*ic
);
171 static void rt2870_newassoc(struct ieee80211_node
*ni
, int isnew
);
173 static void rt2870_updateslot(struct ifnet
*ifp
);
175 static void rt2870_update_promisc(struct ifnet
*ifp
);
177 static void rt2870_update_mcast(struct ifnet
*ifp
);
179 static int rt2870_wme_update(struct ieee80211com
*ic
);
181 static int rt2870_raw_xmit(struct ieee80211_node
*ni
, struct mbuf
*m
,
182 const struct ieee80211_bpf_params
*params
);
184 static int rt2870_recv_action(struct ieee80211_node
*ni
,
185 const struct ieee80211_frame
*wh
,
186 const uint8_t *frm
, const uint8_t *efrm
);
188 static int rt2870_send_action(struct ieee80211_node
*ni
,
189 int cat
, int act
, void *sa
);
191 static int rt2870_addba_response(struct ieee80211_node
*ni
,
192 struct ieee80211_tx_ampdu
*tap
,
193 int status
, int baparamset
, int batimeout
);
195 static void rt2870_addba_stop(struct ieee80211_node
*ni
,
196 struct ieee80211_tx_ampdu
*tap
);
198 static int rt2870_ampdu_rx_start(struct ieee80211_node
*ni
,
199 struct ieee80211_rx_ampdu
*rap
,
200 int baparamset
, int batimeout
, int baseqctl
);
202 static void rt2870_ampdu_rx_stop(struct ieee80211_node
*ni
,
203 struct ieee80211_rx_ampdu
*rap
);
205 static int rt2870_send_bar(struct ieee80211_node
*ni
,
206 struct ieee80211_tx_ampdu
*tap
, ieee80211_seq seqno
);
208 static void rt2870_amrr_update_iter_func(void *arg
, struct ieee80211_node
*ni
);
210 static void rt2870_periodic(void *arg
);
212 static void rt2870_tx_watchdog(void *arg
);
214 static int rt2870_staid_alloc(struct rt2870_softc
*sc
, int aid
);
216 static void rt2870_staid_delete(struct rt2870_softc
*sc
, int staid
);
218 static int rt2870_do_async(struct rt2870_softc
*sc
,
219 void (*cb
)(struct rt2870_softc
*sc
, void *arg
),
222 static void rt2870_newassoc_cb(struct rt2870_softc
*sc
, void *arg
);
224 static void rt2870_node_cleanup_cb(struct rt2870_softc
*sc
, void *arg
);
226 static void rt2870_updateslot_cb(struct rt2870_softc
*sc
, void *arg
);
228 static void rt2870_wme_update_cb(struct rt2870_softc
*sc
, void *arg
);
230 static void rt2870_vap_key_set_cb(struct rt2870_softc
*sc
, void *arg
);
232 static void rt2870_vap_key_delete_cb(struct rt2870_softc
*sc
, void *arg
);
234 static void rt2870_vap_update_beacon_cb(struct rt2870_softc
*sc
, void *arg
);
236 static void rt2870_asic_set_bssid(struct rt2870_softc
*sc
,
237 const uint8_t *bssid
);
239 static void rt2870_asic_set_macaddr(struct rt2870_softc
*sc
,
240 const uint8_t *addr
);
242 static void rt2870_asic_enable_tsf_sync(struct rt2870_softc
*sc
);
244 static void rt2870_asic_disable_tsf_sync(struct rt2870_softc
*sc
);
246 static void rt2870_asic_enable_mrr(struct rt2870_softc
*sc
);
248 static void rt2870_asic_set_txpreamble(struct rt2870_softc
*sc
);
250 static void rt2870_asic_set_basicrates(struct rt2870_softc
*sc
);
252 static void rt2870_asic_update_rtsthreshold(struct rt2870_softc
*sc
);
254 static void rt2870_asic_update_txpower(struct rt2870_softc
*sc
);
256 static void rt2870_asic_update_promisc(struct rt2870_softc
*sc
);
258 static void rt2870_asic_updateprot(struct rt2870_softc
*sc
);
260 static void rt2870_asic_updateslot(struct rt2870_softc
*sc
);
262 static void rt2870_asic_wme_update(struct rt2870_softc
*sc
);
264 static void rt2870_asic_update_beacon(struct rt2870_softc
*sc
,
265 struct ieee80211vap
*vap
);
267 static void rt2870_asic_clear_keytables(struct rt2870_softc
*sc
);
269 static void rt2870_asic_add_ba_session(struct rt2870_softc
*sc
,
270 uint8_t wcid
, int tid
);
272 static void rt2870_asic_del_ba_session(struct rt2870_softc
*sc
,
273 uint8_t wcid
, int tid
);
275 static int rt2870_beacon_alloc(struct rt2870_softc
*sc
,
276 struct ieee80211vap
*vap
);
278 static uint8_t rt2870_rxrate(struct rt2870_rxwi
*rxwi
);
280 static uint8_t rt2870_maxrssi_rxpath(struct rt2870_softc
*sc
,
281 const struct rt2870_rxwi
*rxwi
);
283 static int8_t rt2870_rssi2dbm(struct rt2870_softc
*sc
,
284 uint8_t rssi
, uint8_t rxpath
);
286 static uint8_t rt2870_rate2mcs(uint8_t rate
);
288 static void rt2870_rx_frame(struct rt2870_softc
*sc
,
289 uint8_t *buf
, uint32_t dmalen
);
291 static int rt2870_tx_mgmt(struct rt2870_softc
*sc
,
292 struct mbuf
*m
, struct ieee80211_node
*ni
, int qid
);
294 static int rt2870_tx_data(struct rt2870_softc
*sc
,
295 struct mbuf
*m
, struct ieee80211_node
*ni
, int qid
);
297 static int rt2870_tx_raw(struct rt2870_softc
*sc
,
298 struct mbuf
*m
, struct ieee80211_node
*ni
,
299 const struct ieee80211_bpf_params
*params
);
301 static void rt2870_rx_intr(struct usb_xfer
*xfer
, usb_error_t error
);
303 static void rt2870_tx_intr(struct usb_xfer
*xfer
, usb_error_t error
);
305 static void rt2870_rx_done_task(void *context
, int pending
);
307 static void rt2870_tx_done_task(void *context
, int pending
);
309 static void rt2870_periodic_task(void *context
, int pending
);
311 static void rt2870_cmd_task(void *context
, int pending
);
313 static int rt2870_rx_eof(struct rt2870_softc
*sc
, int limit
);
315 static void rt2870_tx_eof(struct rt2870_softc
*sc
,
316 struct rt2870_softc_tx_ring
*ring
);
318 static void rt2870_update_stats(struct rt2870_softc
*sc
);
320 static void rt2870_bbp_tuning(struct rt2870_softc
*sc
);
322 static void rt2870_watchdog(struct rt2870_softc
*sc
);
324 static void rt2870_drain_fifo_stats(struct rt2870_softc
*sc
);
326 static void rt2870_update_raw_counters(struct rt2870_softc
*sc
);
328 static int rt2870_txrx_enable(struct rt2870_softc
*sc
);
330 static int rt2870_alloc_rx_ring(struct rt2870_softc
*sc
,
331 struct rt2870_softc_rx_ring
*ring
);
333 static void rt2870_reset_rx_ring(struct rt2870_softc
*sc
,
334 struct rt2870_softc_rx_ring
*ring
);
336 static void rt2870_free_rx_ring(struct rt2870_softc
*sc
,
337 struct rt2870_softc_rx_ring
*ring
);
339 static int rt2870_alloc_tx_ring(struct rt2870_softc
*sc
,
340 struct rt2870_softc_tx_ring
*ring
, int qid
);
342 static void rt2870_reset_tx_ring(struct rt2870_softc
*sc
,
343 struct rt2870_softc_tx_ring
*ring
);
345 static void rt2870_free_tx_ring(struct rt2870_softc
*sc
,
346 struct rt2870_softc_tx_ring
*ring
);
348 static void rt2870_reset_cmd_ring(struct rt2870_softc
*sc
,
349 struct rt2870_softc_cmd_ring
*ring
);
351 static void rt2870_sysctl_attach(struct rt2870_softc
*sc
);
357 static const struct usb_device_id rt2870_usb_devid
[] =
359 { USB_VP(USB_VENDOR_LINKSYS4
, USB_PRODUCT_LINKSYS4_WUSB600N
) }, /* Linksys WUSB600N */
360 { USB_VP(USB_VENDOR_DLINK2
, USB_PRODUCT_DLINK2_DWA140
) }, /* D-Link DWA-140 */
361 { USB_VP(USB_VENDOR_DLINK2
, USB_PRODUCT_DLINK2_DWA160AREVB
) }, /* D-Link DWA-160A Rev. B */
362 { USB_VP(USB_VENDOR_ASUS
, USB_PRODUCT_ASUS_RT2770F
) }, /* Asus RT2770F */
363 { USB_VP(USB_VENDOR_RALINK
, USB_PRODUCT_RALINK_RT2770
) }, /* Ralink RT2770 */
364 { USB_VP(USB_VENDOR_RALINK
, USB_PRODUCT_RALINK_RT2870
) }, /* Ralink RT2870 */
367 static const struct usb_config rt2870_usb_config
[RT2870_SOFTC_USB_XFER_COUNT
] =
372 .direction
= UE_DIR_IN
,
373 .bufsize
= RT2870_USB_RX_BULK_BUFLEN
,
374 .flags
= { .ext_buffer
= 1, .pipe_bof
= 1, .short_xfer_ok
= 1, },
375 .callback
= rt2870_rx_intr
,
380 .direction
= UE_DIR_OUT
,
381 .bufsize
= (RT2870_TX_DESC_SIZE
+ MJUMPAGESIZE
),
382 .flags
= { .ext_buffer
= 1, .pipe_bof
= 1, .force_short_xfer
= 1, },
383 .callback
= rt2870_tx_intr
,
384 .timeout
= RT2870_USB_XFER_TIMEOUT
,
389 .direction
= UE_DIR_OUT
,
390 .bufsize
= (RT2870_TX_DESC_SIZE
+ MJUMPAGESIZE
),
391 .flags
= { .ext_buffer
= 1, .pipe_bof
= 1, .force_short_xfer
= 1, },
392 .callback
= rt2870_tx_intr
,
393 .timeout
= RT2870_USB_XFER_TIMEOUT
,
398 .direction
= UE_DIR_OUT
,
399 .bufsize
= (RT2870_TX_DESC_SIZE
+ MJUMPAGESIZE
),
400 .flags
= { .ext_buffer
= 1, .pipe_bof
= 1, .force_short_xfer
= 1, },
401 .callback
= rt2870_tx_intr
,
402 .timeout
= RT2870_USB_XFER_TIMEOUT
,
407 .direction
= UE_DIR_OUT
,
408 .bufsize
= (RT2870_TX_DESC_SIZE
+ MJUMPAGESIZE
),
409 .flags
= { .ext_buffer
= 1, .pipe_bof
= 1, .force_short_xfer
= 1, },
410 .callback
= rt2870_tx_intr
,
411 .timeout
= RT2870_USB_XFER_TIMEOUT
,
416 .direction
= UE_DIR_OUT
,
417 .bufsize
= (RT2870_TX_DESC_SIZE
+ MJUMPAGESIZE
),
418 .flags
= { .ext_buffer
= 1, .pipe_bof
= 1, .force_short_xfer
= 1, },
419 .callback
= rt2870_tx_intr
,
420 .timeout
= RT2870_USB_XFER_TIMEOUT
,
425 .direction
= UE_DIR_OUT
,
426 .bufsize
= (RT2870_TX_DESC_SIZE
+ MJUMPAGESIZE
),
427 .flags
= { .ext_buffer
= 1, .pipe_bof
= 1, .force_short_xfer
= 1, },
428 .callback
= rt2870_tx_intr
,
429 .timeout
= RT2870_USB_XFER_TIMEOUT
,
439 { RT2870_REG_PBF_BCN_OFFSET0
, 0xf8f0e8e0 },
440 { RT2870_REG_PBF_BCN_OFFSET1
, 0x6f77d0c8 },
441 { RT2870_REG_LEGACY_BASIC_RATE
, 0x0000013f },
442 { RT2870_REG_HT_BASIC_RATE
, 0x00008003 },
443 { RT2870_REG_SYS_CTRL
, 0x00000000 },
444 { RT2870_REG_RX_FILTER_CFG
, 0x00017f97 },
445 { RT2870_REG_BKOFF_SLOT_CFG
, 0x00000209 },
446 { RT2870_REG_TX_SW_CFG0
, 0x00000000 },
447 { RT2870_REG_TX_SW_CFG1
, 0x00080606 },
448 { RT2870_REG_TX_LINK_CFG
, 0x00001020 },
449 { RT2870_REG_TX_TIMEOUT_CFG
, 0x000a2090 },
450 { RT2870_REG_MAX_LEN_CFG
, (1 << 12) | RT2870_MAX_AGG_SIZE
},
451 { RT2870_REG_LED_CFG
, 0x7f031e46 },
452 { RT2870_REG_PBF_MAX_PCNT
, 0x1f3fbf9f },
453 { RT2870_REG_TX_RTY_CFG
, 0x47d01f0f },
454 { RT2870_REG_AUTO_RSP_CFG
, 0x00000013 },
455 { RT2870_REG_TX_CCK_PROT_CFG
, 0x05740003 },
456 { RT2870_REG_TX_OFDM_PROT_CFG
, 0x05740003 },
457 { RT2870_REG_PBF_CFG
, 0x00f40006 },
458 { RT2870_REG_TX_MM40_PROT_CFG
, 0x03f44084 },
459 { RT2870_REG_SCHDMA_WPDMA_GLO_CFG
, 0x00000030 },
460 { RT2870_REG_TX_GF20_PROT_CFG
, 0x01744004 },
461 { RT2870_REG_TX_GF40_PROT_CFG
, 0x03f44084 },
462 { RT2870_REG_TX_MM20_PROT_CFG
, 0x01744004 },
463 { RT2870_REG_TX_TXOP_CTRL_CFG
, 0x0000583f },
464 { RT2870_REG_TX_RTS_CFG
, 0x00092b20 },
465 { RT2870_REG_TX_EXP_ACK_TIME
, 0x002400ca },
466 { RT2870_REG_HCCAPSMP_TXOP_HLDR_ET
, 0x00000002 },
467 { RT2870_REG_XIFS_TIME_CFG
, 0x33a41010 },
468 { RT2870_REG_PWR_PIN_CFG
, 0x00000003 },
469 { RT2870_REG_SCHDMA_WMM_AIFSN_CFG
, 0x00002273 },
470 { RT2870_REG_SCHDMA_WMM_CWMIN_CFG
, 0x00002344 },
471 { RT2870_REG_SCHDMA_WMM_CWMAX_CFG
, 0x000034aa },
474 #define RT2870_DEF_MAC_SIZE (sizeof(rt2870_def_mac) / sizeof(rt2870_def_mac[0]))
499 #define RT2870_DEF_BBP_SIZE (sizeof(rt2870_def_bbp) / sizeof(rt2870_def_bbp[0]))
501 SYSCTL_NODE(_hw
, OID_AUTO
, rt2870
, CTLFLAG_RD
, 0, "RT2870 driver parameters");
503 static int rt2870_tx_stbc
= 1;
504 SYSCTL_INT(_hw_rt2870
, OID_AUTO
, tx_stbc
, CTLFLAG_RW
, &rt2870_tx_stbc
, 0, "RT2870 Tx STBC");
505 TUNABLE_INT("hw.rt2870.tx_stbc", &rt2870_tx_stbc
);
508 static int rt2870_debug
= 0;
509 SYSCTL_INT(_hw_rt2870
, OID_AUTO
, debug
, CTLFLAG_RW
, &rt2870_debug
, 0, "RT2870 debug level");
510 TUNABLE_INT("hw.rt2870.debug", &rt2870_debug
);
516 static int rt2870_probe(device_t dev
)
518 struct usb_attach_arg
*uaa
;
520 uaa
= device_get_ivars(dev
);
522 if (uaa
->usb_mode
!= USB_MODE_HOST
)
525 if (uaa
->info
.bConfigIndex
!= RT2870_USB_CONFIG_INDEX
)
528 if (uaa
->info
.bIfaceIndex
!= RT2870_USB_IFACE_INDEX
)
531 return (usbd_lookup_id_by_uaa(rt2870_usb_devid
,
532 sizeof(rt2870_usb_devid
), uaa
));
538 static int rt2870_attach(device_t dev
)
540 struct rt2870_softc
*sc
;
541 struct usb_attach_arg
*uaa
;
542 usb_error_t usb_error
;
543 struct ieee80211com
*ic
;
545 struct usb_interface
*iface
;
546 struct usb_interface_descriptor
*iface_desc
;
548 int error
, ntries
, i
;
550 sc
= device_get_softc(dev
);
551 uaa
= device_get_ivars(dev
);
554 sc
->usb_dev
= uaa
->device
;
556 device_set_usb_desc(dev
);
558 sc
->tx_stbc
= rt2870_tx_stbc
;
561 sc
->debug
= rt2870_debug
;
563 SYSCTL_ADD_INT(device_get_sysctl_ctx(dev
),
564 SYSCTL_CHILDREN(device_get_sysctl_tree(dev
)), OID_AUTO
,
565 "debug", CTLFLAG_RW
, &sc
->debug
, 0, "rt2870 debug level");
568 RT2870_DPRINTF(sc
, RT2870_DEBUG_ANY
,
570 device_get_nameunit(sc
->dev
));
572 iface_index
= RT2870_USB_IFACE_INDEX
;
574 iface
= usbd_get_iface(uaa
->device
, iface_index
);
577 printf("%s: could not get USB interface\n",
578 device_get_nameunit(sc
->dev
));
582 iface_desc
= usbd_get_interface_descriptor(iface
);
583 if (iface_desc
== NULL
)
585 printf("%s: could not get USB interface descriptor\n",
586 device_get_nameunit(sc
->dev
));
590 sc
->usb_endpoints
= iface_desc
->bNumEndpoints
;
591 if ((sc
->usb_endpoints
!= RT2870_SOFTC_USB_XFER_COUNT
) &&
592 (sc
->usb_endpoints
!= RT2870_SOFTC_USB_XFER_COUNT
- 2))
594 printf("%s: wrong number of USB endpoints=%d\n",
595 device_get_nameunit(sc
->dev
), sc
->usb_endpoints
);
599 mtx_init(&sc
->lock
, device_get_nameunit(dev
),
600 MTX_NETWORK_LOCK
, MTX_DEF
);
602 usb_error
= usbd_transfer_setup(uaa
->device
, &iface_index
,
603 sc
->usb_xfer
, rt2870_usb_config
, sc
->usb_endpoints
,
607 printf("%s: could not allocate USB transfers: error=%s\n",
608 device_get_nameunit(sc
->dev
), usbd_errstr(usb_error
));
613 sc
->flags
|= RT2870_SOFTC_FLAGS_VALID
;
615 RT2870_SOFTC_LOCK(sc
);
617 for (ntries
= 0; ntries
< 100; ntries
++)
619 sc
->mac_rev
= rt2870_io_mac_read(sc
, RT2870_REG_MAC_CSR0
);
620 if (sc
->mac_rev
!= 0x00000000 && sc
->mac_rev
!= 0xffffffff)
628 printf("%s: timeout waiting for NIC to initialize\n",
629 device_get_nameunit(sc
->dev
));
634 rt2870_read_eeprom(sc
);
636 RT2870_SOFTC_UNLOCK(sc
);
638 printf("%s: MAC/BBP RT2870 (rev 0x%08x), RF %s\n",
639 device_get_nameunit(sc
->dev
), sc
->mac_rev
,
640 rt2870_rf_name(sc
->rf_rev
));
642 RT2870_SOFTC_LOCK(sc
);
644 /* clear key tables */
646 rt2870_asic_clear_keytables(sc
);
648 RT2870_SOFTC_UNLOCK(sc
);
650 /* allocate Tx and Rx rings */
652 for (i
= 0; i
< sc
->usb_endpoints
- 1; i
++)
654 error
= rt2870_alloc_tx_ring(sc
, &sc
->tx_ring
[i
], i
);
657 printf("%s: could not allocate Tx ring #%d\n",
658 device_get_nameunit(sc
->dev
), i
);
663 if (sc
->usb_endpoints
== RT2870_SOFTC_USB_XFER_COUNT
)
664 sc
->tx_ring_mgtqid
= 5;
666 sc
->tx_ring_mgtqid
= 0;
668 error
= rt2870_alloc_rx_ring(sc
, &sc
->rx_ring
);
671 printf("%s: could not allocate Rx ring\n",
672 device_get_nameunit(sc
->dev
));
676 callout_init(&sc
->periodic_ch
, 0);
677 callout_init_mtx(&sc
->tx_watchdog_ch
, &sc
->lock
, 0);
679 ifp
= sc
->ifp
= if_alloc(IFT_IEEE80211
);
682 printf("%s: could not if_alloc()\n",
683 device_get_nameunit(sc
->dev
));
690 if_initname(ifp
, "rt2870", device_get_unit(sc
->dev
));
692 ifp
->if_flags
= IFF_BROADCAST
| IFF_SIMPLEX
| IFF_MULTICAST
;
694 ifp
->if_init
= rt2870_init
;
695 ifp
->if_ioctl
= rt2870_ioctl
;
696 ifp
->if_start
= rt2870_start
;
698 IFQ_SET_MAXLEN(&ifp
->if_snd
, IFQ_MAXLEN
);
699 ifp
->if_snd
.ifq_drv_maxlen
= IFQ_MAXLEN
;
700 IFQ_SET_READY(&ifp
->if_snd
);
706 ic
->ic_phytype
= IEEE80211_T_HT
;
707 ic
->ic_opmode
= IEEE80211_M_STA
;
709 ic
->ic_caps
= IEEE80211_C_MONITOR
|
718 IEEE80211_C_SHPREAMBLE
|
725 ic
->ic_cryptocaps
|= IEEE80211_CRYPTO_WEP
|
726 IEEE80211_CRYPTO_TKIP
|
727 IEEE80211_CRYPTO_TKIPMIC
|
728 IEEE80211_CRYPTO_AES_CCM
;
730 ic
->ic_htcaps
= IEEE80211_HTC_HT
|
731 IEEE80211_HTC_AMSDU
| /* A-MSDU Tx */
732 IEEE80211_HTC_AMPDU
| /* A-MPDU Tx */
733 IEEE80211_HTC_SMPS
| /* MIMO power save */
734 IEEE80211_HTCAP_MAXAMSDU_3839
| /* max. A-MSDU Rx length */
735 IEEE80211_HTCAP_CHWIDTH40
| /* HT 40MHz channel width */
736 IEEE80211_HTCAP_GREENFIELD
| /* HT greenfield */
737 IEEE80211_HTCAP_SHORTGI20
| /* HT 20MHz short GI */
738 IEEE80211_HTCAP_SHORTGI40
| /* HT 40MHz short GI */
739 IEEE80211_HTCAP_SMPS_OFF
; /* MIMO power save disabled */
741 /* spatial streams */
743 if (sc
->nrxpath
== 2)
744 ic
->ic_htcaps
|= IEEE80211_HTCAP_RXSTBC_2STREAM
;
745 else if (sc
->nrxpath
== 3)
746 ic
->ic_htcaps
|= IEEE80211_HTCAP_RXSTBC_3STREAM
;
748 ic
->ic_htcaps
|= IEEE80211_HTCAP_RXSTBC_1STREAM
;
751 ic
->ic_htcaps
|= IEEE80211_HTCAP_TXSTBC
;
755 if (sc
->mac_rev
!= 0x28600100)
756 ic
->ic_htcaps
|= IEEE80211_HTCAP_DELBA
;
762 rt2870_init_channels(sc
);
764 rt2870_init_channels_ht40(sc
);
766 ieee80211_ifattach(ic
, sc
->mac_addr
);
768 ic
->ic_vap_create
= rt2870_vap_create
;
769 ic
->ic_vap_delete
= rt2870_vap_delete
;
771 ic
->ic_node_alloc
= rt2870_node_alloc
;
773 sc
->node_cleanup
= ic
->ic_node_cleanup
;
774 ic
->ic_node_cleanup
= rt2870_node_cleanup
;
776 ic
->ic_node_getmimoinfo
= rt2870_node_getmimoinfo
;
777 ic
->ic_setregdomain
= rt2870_setregdomain
;
778 ic
->ic_getradiocaps
= rt2870_getradiocaps
;
779 ic
->ic_scan_start
= rt2870_scan_start
;
780 ic
->ic_scan_end
= rt2870_scan_end
;
781 ic
->ic_set_channel
= rt2870_set_channel
;
782 ic
->ic_newassoc
= rt2870_newassoc
;
783 ic
->ic_updateslot
= rt2870_updateslot
;
784 ic
->ic_update_promisc
= rt2870_update_promisc
;
785 ic
->ic_update_mcast
= rt2870_update_mcast
;
786 ic
->ic_wme
.wme_update
= rt2870_wme_update
;
787 ic
->ic_raw_xmit
= rt2870_raw_xmit
;
789 sc
->recv_action
= ic
->ic_recv_action
;
790 ic
->ic_recv_action
= rt2870_recv_action
;
792 sc
->send_action
= ic
->ic_send_action
;
793 ic
->ic_send_action
= rt2870_send_action
;
795 sc
->addba_response
= ic
->ic_addba_response
;
796 ic
->ic_addba_response
= rt2870_addba_response
;
798 sc
->addba_stop
= ic
->ic_addba_stop
;
799 ic
->ic_addba_stop
= rt2870_addba_stop
;
801 sc
->ampdu_rx_start
= ic
->ic_ampdu_rx_start
;
802 ic
->ic_ampdu_rx_start
= rt2870_ampdu_rx_start
;
804 sc
->ampdu_rx_stop
= ic
->ic_ampdu_rx_stop
;
805 ic
->ic_ampdu_rx_stop
= rt2870_ampdu_rx_stop
;
807 /* hardware requires padding between 802.11 frame header and body */
809 ic
->ic_flags
|= IEEE80211_F_DATAPAD
| IEEE80211_F_DOTH
;
811 ic
->ic_flags_ext
|= IEEE80211_FEXT_SWBMISS
;
813 ieee80211_radiotap_attach(ic
,
814 &sc
->txtap
.ihdr
, sizeof(sc
->txtap
),
815 RT2870_SOFTC_TX_RADIOTAP_PRESENT
,
816 &sc
->rxtap
.ihdr
, sizeof(sc
->rxtap
),
817 RT2870_SOFTC_RX_RADIOTAP_PRESENT
);
819 /* init task queue */
821 TASK_INIT(&sc
->rx_done_task
, 0, rt2870_rx_done_task
, sc
);
822 TASK_INIT(&sc
->tx_done_task
, 0, rt2870_tx_done_task
, sc
);
823 TASK_INIT(&sc
->periodic_task
, 0, rt2870_periodic_task
, sc
);
824 TASK_INIT(&sc
->cmd_task
, 0, rt2870_cmd_task
, sc
);
826 sc
->rx_process_limit
= 100;
828 sc
->taskqueue
= taskqueue_create("rt2870_taskq", M_NOWAIT
,
829 taskqueue_thread_enqueue
, &sc
->taskqueue
);
831 taskqueue_start_threads(&sc
->taskqueue
, 1, PI_NET
, "%s taskq",
832 device_get_nameunit(sc
->dev
));
834 rt2870_reset_cmd_ring(sc
, &sc
->cmd_ring
);
836 rt2870_sysctl_attach(sc
);
839 ieee80211_announce(ic
);
845 /* stop all USB transfers */
847 usbd_transfer_unsetup(sc
->usb_xfer
, sc
->usb_endpoints
);
849 /* free Tx and Rx rings */
851 for (i
= 0; i
< sc
->usb_endpoints
- 1; i
++)
852 rt2870_free_tx_ring(sc
, &sc
->tx_ring
[i
]);
854 rt2870_free_rx_ring(sc
, &sc
->rx_ring
);
856 mtx_destroy(&sc
->lock
);
864 static int rt2870_detach(device_t dev
)
866 struct rt2870_softc
*sc
;
867 struct ieee80211com
*ic
;
871 if (!device_is_attached(dev
))
874 sc
= device_get_softc(dev
);
878 RT2870_DPRINTF(sc
, RT2870_DEBUG_ANY
,
880 device_get_nameunit(sc
->dev
));
882 RT2870_SOFTC_LOCK(sc
);
884 sc
->flags
&= ~RT2870_SOFTC_FLAGS_VALID
;
888 ifp
->if_drv_flags
&= ~(IFF_DRV_RUNNING
| IFF_DRV_OACTIVE
);
890 callout_stop(&sc
->periodic_ch
);
891 callout_stop(&sc
->tx_watchdog_ch
);
893 RT2870_SOFTC_UNLOCK(sc
);
895 taskqueue_block(sc
->taskqueue
);
897 taskqueue_drain(sc
->taskqueue
, &sc
->rx_done_task
);
898 taskqueue_drain(sc
->taskqueue
, &sc
->tx_done_task
);
899 taskqueue_drain(sc
->taskqueue
, &sc
->periodic_task
);
900 taskqueue_drain(sc
->taskqueue
, &sc
->cmd_task
);
902 /* stop all USB transfers */
904 usbd_transfer_unsetup(sc
->usb_xfer
, sc
->usb_endpoints
);
906 RT2870_SOFTC_LOCK(sc
);
908 /* free Tx and Rx rings */
910 for (i
= 0; i
< sc
->usb_endpoints
- 1; i
++)
911 rt2870_free_tx_ring(sc
, &sc
->tx_ring
[i
]);
913 rt2870_free_rx_ring(sc
, &sc
->rx_ring
);
915 RT2870_SOFTC_UNLOCK(sc
);
917 ieee80211_ifdetach(ic
);
921 taskqueue_free(sc
->taskqueue
);
923 mtx_destroy(&sc
->lock
);
929 * rt2870_init_channels
931 static void rt2870_init_channels(struct rt2870_softc
*sc
)
934 struct ieee80211com
*ic
;
935 struct ieee80211_channel
*c
;
941 /* set supported channels for 2GHz band */
943 for (i
= 1; i
<= 14; i
++)
945 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
946 flags
= IEEE80211_CHAN_B
;
948 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
952 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
953 flags
= IEEE80211_CHAN_B
| IEEE80211_CHAN_HT20
;
955 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
959 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
960 flags
= IEEE80211_CHAN_G
;
962 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
966 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
967 flags
= IEEE80211_CHAN_G
| IEEE80211_CHAN_HT20
;
969 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
974 /* set supported channels for 5GHz band */
976 if (sc
->rf_rev
== RT2870_EEPROM_RF_2850
||
977 sc
->rf_rev
== RT2870_EEPROM_RF_2750
)
979 for (i
= 36; i
<= 64; i
+= 4)
981 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
982 flags
= IEEE80211_CHAN_A
;
984 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
988 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
989 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT20
;
991 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
996 for (i
= 100; i
<= 140; i
+= 4)
998 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
999 flags
= IEEE80211_CHAN_A
;
1001 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
1003 c
->ic_flags
= flags
;
1005 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1006 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT20
;
1008 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
1010 c
->ic_flags
= flags
;
1013 for (i
= 149; i
<= 165; i
+= 4)
1015 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1016 flags
= IEEE80211_CHAN_A
;
1018 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
1020 c
->ic_flags
= flags
;
1022 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1023 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT20
;
1025 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
1027 c
->ic_flags
= flags
;
1033 * rt2870_init_channels_ht40
1035 static void rt2870_init_channels_ht40(struct rt2870_softc
*sc
)
1038 struct ieee80211com
*ic
;
1039 struct ieee80211_channel
*c
, *cent
, *ext
;
1045 /* set supported channels for 2GHz band */
1047 for (i
= 1; i
<= 14; i
++)
1049 flags
= IEEE80211_CHAN_G
| IEEE80211_CHAN_HT40
;
1051 /* find the center channel */
1053 cent
= ieee80211_find_channel_byieee(ic
, i
,
1054 flags
& ~IEEE80211_CHAN_HT
);
1057 printf("%s: skip channel %d, could not find center channel\n",
1058 device_get_nameunit(sc
->dev
), i
);
1062 /* find the extension channel */
1064 ext
= ieee80211_find_channel(ic
, cent
->ic_freq
+ 20,
1065 flags
& ~IEEE80211_CHAN_HT
);
1068 printf("%s: skip channel %d, could not find extension channel\n",
1069 device_get_nameunit(sc
->dev
), i
);
1073 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1076 c
->ic_extieee
= ext
->ic_ieee
;
1077 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1078 c
->ic_flags
|= IEEE80211_CHAN_HT40U
;
1080 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1083 c
->ic_extieee
= cent
->ic_ieee
;
1084 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1085 c
->ic_flags
|= IEEE80211_CHAN_HT40D
;
1088 /* set supported channels for 5GHz band */
1090 if (sc
->rf_rev
== RT2870_EEPROM_RF_2850
||
1091 sc
->rf_rev
== RT2870_EEPROM_RF_2750
)
1093 for (i
= 36; i
<= 64; i
+= 4)
1095 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT40
;
1097 /* find the center channel */
1099 cent
= ieee80211_find_channel_byieee(ic
, i
,
1100 flags
& ~IEEE80211_CHAN_HT
);
1103 printf("%s: skip channel %d, could not find center channel\n",
1104 device_get_nameunit(sc
->dev
), i
);
1108 /* find the extension channel */
1110 ext
= ieee80211_find_channel(ic
, cent
->ic_freq
+ 20,
1111 flags
& ~IEEE80211_CHAN_HT
);
1114 printf("%s: skip channel %d, could not find extension channel\n",
1115 device_get_nameunit(sc
->dev
), i
);
1119 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1122 c
->ic_extieee
= ext
->ic_ieee
;
1123 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1124 c
->ic_flags
|= IEEE80211_CHAN_HT40U
;
1126 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1129 c
->ic_extieee
= cent
->ic_ieee
;
1130 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1131 c
->ic_flags
|= IEEE80211_CHAN_HT40D
;
1134 for (i
= 100; i
<= 140; i
+= 4)
1136 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT40
;
1138 /* find the center channel */
1140 cent
= ieee80211_find_channel_byieee(ic
, i
,
1141 flags
& ~IEEE80211_CHAN_HT
);
1144 printf("%s: skip channel %d, could not find center channel\n",
1145 device_get_nameunit(sc
->dev
), i
);
1149 /* find the extension channel */
1151 ext
= ieee80211_find_channel(ic
, cent
->ic_freq
+ 20,
1152 flags
& ~IEEE80211_CHAN_HT
);
1155 printf("%s: skip channel %d, could not find extension channel\n",
1156 device_get_nameunit(sc
->dev
), i
);
1160 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1163 c
->ic_extieee
= ext
->ic_ieee
;
1164 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1165 c
->ic_flags
|= IEEE80211_CHAN_HT40U
;
1167 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1170 c
->ic_extieee
= cent
->ic_ieee
;
1171 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1172 c
->ic_flags
|= IEEE80211_CHAN_HT40D
;
1175 for (i
= 149; i
<= 165; i
+= 4)
1177 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT40
;
1179 /* find the center channel */
1181 cent
= ieee80211_find_channel_byieee(ic
, i
,
1182 flags
& ~IEEE80211_CHAN_HT
);
1185 printf("%s: skip channel %d, could not find center channel\n",
1186 device_get_nameunit(sc
->dev
), i
);
1190 /* find the extension channel */
1192 ext
= ieee80211_find_channel(ic
, cent
->ic_freq
+ 20,
1193 flags
& ~IEEE80211_CHAN_HT
);
1196 printf("%s: skip channel %d, could not find extension channel\n",
1197 device_get_nameunit(sc
->dev
), i
);
1201 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1204 c
->ic_extieee
= ext
->ic_ieee
;
1205 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1206 c
->ic_flags
|= IEEE80211_CHAN_HT40U
;
1208 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1211 c
->ic_extieee
= cent
->ic_ieee
;
1212 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1213 c
->ic_flags
|= IEEE80211_CHAN_HT40D
;
1219 * rt2870_init_locked
1221 static void rt2870_init_locked(void *priv
)
1223 struct rt2870_softc
*sc
;
1225 struct ieee80211com
*ic
;
1226 int ntries
, error
, i
;
1227 uint32_t tmp
, stacnt
[6];
1233 RT2870_DPRINTF(sc
, RT2870_DEBUG_ANY
,
1234 "%s: initializing\n",
1235 device_get_nameunit(sc
->dev
));
1237 RT2870_SOFTC_ASSERT_LOCKED(sc
);
1239 if (!(sc
->flags
& RT2870_SOFTC_FLAGS_UCODE_LOADED
))
1241 RT2870_DPRINTF(sc
, RT2870_DEBUG_ANY
,
1242 "%s: loading 8051 microcode\n",
1243 device_get_nameunit(sc
->dev
));
1245 error
= rt2870_io_mcu_load_ucode(sc
, rt2870_ucode
, sizeof(rt2870_ucode
));
1248 printf("%s: could not load 8051 microcode\n",
1249 device_get_nameunit(sc
->dev
));
1253 RT2870_DPRINTF(sc
, RT2870_DEBUG_ANY
,
1254 "%s: 8051 microcode was successfully loaded\n",
1255 device_get_nameunit(sc
->dev
));
1257 sc
->flags
|= RT2870_SOFTC_FLAGS_UCODE_LOADED
;
1260 /* wait while DMA engine is busy */
1262 for (ntries
= 0; ntries
< 100; ntries
++)
1264 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_SCHDMA_WPDMA_GLO_CFG
);
1265 if (!(tmp
& (RT2870_REG_TX_DMA_BUSY
| RT2870_REG_RX_DMA_BUSY
)))
1273 printf("%s: timeout waiting for DMA engine\n",
1274 device_get_nameunit(sc
->dev
));
1279 tmp
|= RT2870_REG_TX_WB_DDONE
;
1281 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_WPDMA_GLO_CFG
, tmp
);
1283 /* PBF hardware reset */
1285 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_PBF_SYS_CTRL
);
1289 rt2870_io_mac_write(sc
, RT2870_REG_PBF_SYS_CTRL
, tmp
);
1291 rt2870_io_mac_write(sc
, RT2870_REG_SYS_CTRL
,
1292 RT2870_REG_MAC_SRST
| RT2870_REG_BBP_HRST
);
1294 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_USB_DMA_CFG
, 0);
1296 rt2870_io_mcu_reset(sc
);
1298 rt2870_io_mac_write(sc
, RT2870_REG_SYS_CTRL
, 0);
1300 /* init Tx power per rate */
1302 for (i
= 0; i
< RT2870_SOFTC_TXPOW_RATE_COUNT
; i
++)
1304 if (sc
->txpow_rate_20mhz
[i
] == 0xffffffff)
1307 rt2870_io_mac_write(sc
, RT2870_REG_TX_PWR_CFG(i
),
1308 sc
->txpow_rate_20mhz
[i
]);
1311 for (i
= 0; i
< RT2870_DEF_MAC_SIZE
; i
++)
1312 rt2870_io_mac_write(sc
, rt2870_def_mac
[i
].reg
,
1313 rt2870_def_mac
[i
].val
);
1315 /* wait while MAC is busy */
1317 for (ntries
= 0; ntries
< 100; ntries
++)
1319 if (!(rt2870_io_mac_read(sc
, RT2870_REG_STATUS_CFG
) &
1320 (RT2870_REG_STATUS_TX_BUSY
| RT2870_REG_STATUS_RX_BUSY
)))
1328 printf("%s: timeout waiting for MAC\n",
1329 device_get_nameunit(sc
->dev
));
1333 /* clear Host to MCU mailbox */
1335 rt2870_io_mac_write(sc
, RT2870_REG_H2M_MAILBOX_BBP_AGENT
, 0);
1336 rt2870_io_mac_write(sc
, RT2870_REG_H2M_MAILBOX
, 0);
1340 error
= rt2870_init_bbp(sc
);
1344 /* set up maximum buffer sizes */
1346 tmp
= (1 << 12) | RT2870_MAX_AGG_SIZE
;
1348 rt2870_io_mac_write(sc
, RT2870_REG_MAX_LEN_CFG
, tmp
);
1350 if (sc
->mac_rev
== 0x28720200)
1352 /* set max. PSDU length from 16K to 32K bytes */
1354 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_MAX_LEN_CFG
);
1359 rt2870_io_mac_write(sc
, RT2870_REG_MAX_LEN_CFG
, tmp
);
1362 if (sc
->mac_rev
>= 0x28720200 && sc
->mac_rev
< 0x30700200)
1364 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_MAX_LEN_CFG
);
1369 rt2870_io_mac_write(sc
, RT2870_REG_MAX_LEN_CFG
, tmp
);
1372 /* set mac address */
1374 rt2870_asic_set_macaddr(sc
, IF_LLADDR(ifp
));
1376 /* clear statistic registers */
1378 rt2870_io_mac_read_multi(sc
, RT2870_REG_RX_STA_CNT0
,
1379 stacnt
, sizeof(stacnt
));
1381 /* send LEDs operating mode to microcontroller */
1383 rt2870_io_mcu_cmd(sc
, RT2870_IO_MCU_CMD_LED1
,
1384 RT2870_REG_H2M_TOKEN_NO_INTR
, sc
->led_off
[0]);
1385 rt2870_io_mcu_cmd(sc
, RT2870_IO_MCU_CMD_LED2
,
1386 RT2870_REG_H2M_TOKEN_NO_INTR
, sc
->led_off
[1]);
1387 rt2870_io_mcu_cmd(sc
, RT2870_IO_MCU_CMD_LED3
,
1388 RT2870_REG_H2M_TOKEN_NO_INTR
, sc
->led_off
[2]);
1390 /* write vendor-specific BBP values (from EEPROM) */
1392 for (i
= 0; i
< RT2870_SOFTC_BBP_EEPROM_COUNT
; i
++)
1394 if (sc
->bbp_eeprom
[i
].reg
== 0x00 ||
1395 sc
->bbp_eeprom
[i
].reg
== 0xff)
1398 rt2870_io_bbp_write(sc
, sc
->bbp_eeprom
[i
].reg
,
1399 sc
->bbp_eeprom
[i
].val
);
1402 /* disable non-existing Rx chains */
1404 tmp
= rt2870_io_bbp_read(sc
, 3);
1406 tmp
&= ~((1 << 4) | (1 << 3));
1408 if (sc
->nrxpath
== 3)
1410 else if (sc
->nrxpath
== 2)
1413 rt2870_io_bbp_write(sc
, 3, tmp
);
1415 /* disable non-existing Tx chains */
1417 tmp
= rt2870_io_bbp_read(sc
, 1);
1419 tmp
&= ~((1 << 4) | (1 << 3));
1421 if (sc
->ntxpath
== 2)
1424 rt2870_io_bbp_write(sc
, 1, tmp
);
1426 /* set current channel */
1428 rt2870_rf_set_chan(sc
, ic
->ic_curchan
);
1430 /* turn radio LED on */
1432 rt2870_led_cmd(sc
, RT2870_LED_CMD_RADIO_ON
);
1434 rt2870_io_mcu_cmd(sc
, RT2870_IO_MCU_CMD_BOOT
,
1435 RT2870_REG_H2M_TOKEN_NO_INTR
, 0);
1437 /* set RTS threshold */
1439 rt2870_asic_update_rtsthreshold(sc
);
1443 rt2870_asic_update_txpower(sc
);
1445 /* set up protection mode */
1447 sc
->tx_ampdu_sessions
= 0;
1449 rt2870_asic_updateprot(sc
);
1451 /* clear beacon frame space (entries = 8, entry size = 512) */
1453 rt2870_io_mac_set_region_4(sc
, RT2870_REG_BEACON_BASE(0), 0, 1024);
1455 if (rt2870_txrx_enable(sc
) != 0)
1458 /* clear garbage interrupts */
1460 tmp
= rt2870_io_mac_read(sc
, 0x1300);
1462 taskqueue_unblock(sc
->taskqueue
);
1464 /* init Tx and Rx rings */
1466 for(i
= 0; i
< sc
->usb_endpoints
- 1; i
++)
1467 rt2870_reset_tx_ring(sc
, &sc
->tx_ring
[i
]);
1469 rt2870_reset_rx_ring(sc
, &sc
->rx_ring
);
1471 for(i
= 0; i
< sc
->usb_endpoints
- 1; i
++)
1473 usbd_xfer_set_priv(sc
->usb_xfer
[i
+ 1], &sc
->tx_ring
[i
]);
1474 usbd_xfer_set_stall(sc
->usb_xfer
[i
+ 1]);
1477 /* start up the receive pipe */
1479 for(i
= 0; i
< RT2870_SOFTC_RX_RING_DATA_COUNT
; i
++)
1480 usbd_transfer_start(sc
->usb_xfer
[0]);
1482 ifp
->if_drv_flags
&= ~IFF_DRV_OACTIVE
;
1483 ifp
->if_drv_flags
|= IFF_DRV_RUNNING
;
1485 sc
->periodic_round
= 0;
1487 callout_reset(&sc
->periodic_ch
, hz
/ 10, rt2870_periodic
, sc
);
1493 rt2870_stop_locked(sc
);
1499 static void rt2870_init(void *priv
)
1501 struct rt2870_softc
*sc
;
1505 RT2870_SOFTC_LOCK(sc
);
1507 rt2870_init_locked(sc
);
1509 RT2870_SOFTC_UNLOCK(sc
);
1515 static int rt2870_init_bbp(struct rt2870_softc
*sc
)
1520 for (ntries
= 0; ntries
< 20; ntries
++)
1522 tmp
= rt2870_io_bbp_read(sc
, 0);
1523 if (tmp
!= 0x00 && tmp
!= 0xff)
1527 if (tmp
== 0x00 || tmp
== 0xff)
1529 printf("%s: timeout waiting for BBP to wakeup\n",
1530 device_get_nameunit(sc
->dev
));
1534 for (i
= 0; i
< RT2870_DEF_BBP_SIZE
; i
++)
1535 rt2870_io_bbp_write(sc
, rt2870_def_bbp
[i
].reg
,
1536 rt2870_def_bbp
[i
].val
);
1538 if ((sc
->mac_rev
& 0xffff) != 0x0101)
1539 rt2870_io_bbp_write(sc
, 84, 0x19);
1541 if (sc
->mac_rev
== 0x28600100)
1543 rt2870_io_bbp_write(sc
, 69, 0x16);
1544 rt2870_io_bbp_write(sc
, 73, 0x12);
1551 * rt2870_stop_locked
1553 static void rt2870_stop_locked(void *priv
)
1555 struct rt2870_softc
*sc
;
1557 struct ieee80211com
*ic
;
1565 RT2870_DPRINTF(sc
, RT2870_DEBUG_ANY
,
1567 device_get_nameunit(sc
->dev
));
1569 RT2870_SOFTC_ASSERT_LOCKED(sc
);
1573 if (ifp
->if_drv_flags
& IFF_DRV_RUNNING
)
1574 rt2870_led_cmd(sc
, RT2870_LED_CMD_RADIO_OFF
);
1576 ifp
->if_drv_flags
&= ~(IFF_DRV_RUNNING
| IFF_DRV_OACTIVE
);
1578 callout_stop(&sc
->periodic_ch
);
1579 callout_stop(&sc
->tx_watchdog_ch
);
1581 RT2870_SOFTC_UNLOCK(sc
);
1583 taskqueue_block(sc
->taskqueue
);
1585 taskqueue_drain(sc
->taskqueue
, &sc
->rx_done_task
);
1586 taskqueue_drain(sc
->taskqueue
, &sc
->tx_done_task
);
1587 taskqueue_drain(sc
->taskqueue
, &sc
->periodic_task
);
1588 taskqueue_drain(sc
->taskqueue
, &sc
->cmd_task
);
1590 RT2870_SOFTC_LOCK(sc
);
1592 /* clear key tables */
1594 rt2870_asic_clear_keytables(sc
);
1598 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_SYS_CTRL
);
1600 tmp
&= ~(RT2870_REG_RX_ENABLE
| RT2870_REG_TX_ENABLE
);
1602 rt2870_io_mac_write(sc
, RT2870_REG_SYS_CTRL
, tmp
);
1604 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_USB_DMA_CFG
, 0);
1608 rt2870_io_mac_write(sc
, RT2870_REG_SYS_CTRL
,
1609 RT2870_REG_MAC_SRST
| RT2870_REG_BBP_HRST
);
1610 rt2870_io_mac_write(sc
, RT2870_REG_SYS_CTRL
, 0);
1612 /* abort any pending transfers */
1614 for (i
= 0; i
< sc
->usb_endpoints
; i
++)
1615 usbd_transfer_stop(sc
->usb_xfer
[i
]);
1617 rt2870_reset_cmd_ring(sc
, &sc
->cmd_ring
);
1623 static void rt2870_stop(void *priv
)
1625 struct rt2870_softc
*sc
;
1629 RT2870_SOFTC_LOCK(sc
);
1631 rt2870_stop_locked(sc
);
1633 RT2870_SOFTC_UNLOCK(sc
);
1639 static void rt2870_start(struct ifnet
*ifp
)
1641 struct rt2870_softc
*sc
;
1642 struct ieee80211_node
*ni
;
1648 RT2870_SOFTC_LOCK(sc
);
1650 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
1652 RT2870_SOFTC_UNLOCK(sc
);
1658 IFQ_DRV_DEQUEUE(&ifp
->if_snd
, m
);
1662 ni
= (struct ieee80211_node
*) m
->m_pkthdr
.rcvif
;
1664 m
->m_pkthdr
.rcvif
= NULL
;
1666 qid
= M_WME_GETAC(m
);
1668 if (sc
->tx_ring
[qid
].queued
>= RT2870_SOFTC_TX_RING_DATA_COUNT
)
1670 RT2870_DPRINTF(sc
, RT2870_DEBUG_TX
,
1671 "%s: if_start: Tx ring with qid=%d is full\n",
1672 device_get_nameunit(sc
->dev
), qid
);
1675 ieee80211_free_node(ni
);
1677 ifp
->if_drv_flags
|= IFF_DRV_OACTIVE
;
1680 sc
->tx_data_queue_full
[qid
]++;
1685 if (rt2870_tx_data(sc
, m
, ni
, qid
) != 0)
1687 ieee80211_free_node(ni
);
1692 sc
->tx_timer
= RT2870_TX_WATCHDOG_TIMEOUT
;
1694 callout_reset(&sc
->tx_watchdog_ch
, hz
, rt2870_tx_watchdog
, sc
);
1697 RT2870_SOFTC_UNLOCK(sc
);
1703 static int rt2870_ioctl(struct ifnet
*ifp
, u_long cmd
, caddr_t data
)
1705 struct rt2870_softc
*sc
;
1706 struct ieee80211com
*ic
;
1708 int error
, startall
;
1712 ifr
= (struct ifreq
*) data
;
1721 RT2870_SOFTC_LOCK(sc
);
1723 if (ifp
->if_flags
& IFF_UP
)
1725 if (ifp
->if_drv_flags
& IFF_DRV_RUNNING
)
1727 if ((ifp
->if_flags
^ sc
->if_flags
) & IFF_PROMISC
)
1728 rt2870_asic_update_promisc(sc
);
1732 rt2870_init_locked(sc
);
1738 if (ifp
->if_drv_flags
& IFF_DRV_RUNNING
)
1739 rt2870_stop_locked(sc
);
1742 sc
->if_flags
= ifp
->if_flags
;
1744 RT2870_SOFTC_UNLOCK(sc
);
1747 ieee80211_start_all(ic
);
1752 error
= ifmedia_ioctl(ifp
, ifr
, &ic
->ic_media
, cmd
);
1756 error
= ether_ioctl(ifp
, cmd
, data
);
1770 static struct ieee80211vap
*rt2870_vap_create(struct ieee80211com
*ic
,
1771 const char name
[IFNAMSIZ
], int unit
, int opmode
, int flags
,
1772 const uint8_t bssid
[IEEE80211_ADDR_LEN
],
1773 const uint8_t mac
[IEEE80211_ADDR_LEN
])
1775 struct rt2870_softc
*sc
;
1777 struct rt2870_softc_vap
*rvap
;
1778 struct ieee80211vap
*vap
;
1783 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATE
,
1784 "%s: VAP create: opmode=%s\n",
1785 device_get_nameunit(sc
->dev
),
1786 ieee80211_opmode_name
[opmode
]);
1790 case IEEE80211_M_IBSS
:
1791 case IEEE80211_M_STA
:
1792 case IEEE80211_M_AHDEMO
:
1793 case IEEE80211_M_HOSTAP
:
1794 case IEEE80211_M_MBSS
:
1795 if ((sc
->napvaps
+ sc
->nadhocvaps
+ sc
->nstavaps
) != 0)
1797 if_printf(ifp
, "only 1 VAP supported\n");
1801 if (opmode
== IEEE80211_M_STA
)
1802 flags
|= IEEE80211_CLONE_NOBEACONS
;
1805 case IEEE80211_M_WDS
:
1806 if (sc
->napvaps
== 0)
1808 if_printf(ifp
, "WDS only supported in AP mode\n");
1813 case IEEE80211_M_MONITOR
:
1817 if_printf(ifp
, "unknown opmode %d\n", opmode
);
1821 rvap
= (struct rt2870_softc_vap
*) malloc(sizeof(struct rt2870_softc_vap
),
1822 M_80211_VAP
, M_NOWAIT
| M_ZERO
);
1828 ieee80211_vap_setup(ic
, vap
, name
, unit
, opmode
, flags
, bssid
, mac
);
1830 rvap
->newstate
= vap
->iv_newstate
;
1831 vap
->iv_newstate
= rt2870_vap_newstate
;
1833 vap
->iv_reset
= rt2870_vap_reset
;
1834 vap
->iv_key_update_begin
= rt2870_vap_key_update_begin
;
1835 vap
->iv_key_update_end
= rt2870_vap_key_update_end
;
1836 vap
->iv_key_set
= rt2870_vap_key_set
;
1837 vap
->iv_key_delete
= rt2870_vap_key_delete
;
1838 vap
->iv_update_beacon
= rt2870_vap_update_beacon
;
1840 rt2870_amrr_init(&rvap
->amrr
, vap
,
1842 RT2870_AMRR_MIN_SUCCESS_THRESHOLD
,
1843 RT2870_AMRR_MAX_SUCCESS_THRESHOLD
,
1846 vap
->iv_max_aid
= RT2870_SOFTC_STAID_COUNT
;
1848 /* overwrite default Rx A-MPDU factor */
1850 vap
->iv_ampdu_rxmax
= IEEE80211_HTCAP_MAXRXAMPDU_32K
;
1851 vap
->iv_ampdu_density
= IEEE80211_HTCAP_MPDUDENSITY_NA
;
1852 vap
->iv_ampdu_limit
= vap
->iv_ampdu_rxmax
;
1854 ieee80211_vap_attach(vap
, ieee80211_media_change
, ieee80211_media_status
);
1856 switch (vap
->iv_opmode
)
1858 case IEEE80211_M_HOSTAP
:
1859 case IEEE80211_M_MBSS
:
1860 case IEEE80211_M_AHDEMO
:
1864 case IEEE80211_M_IBSS
:
1868 case IEEE80211_M_STA
:
1872 case IEEE80211_M_WDS
:
1882 if (sc
->napvaps
> 0)
1883 ic
->ic_opmode
= IEEE80211_M_HOSTAP
;
1884 else if (sc
->nadhocvaps
> 0)
1885 ic
->ic_opmode
= IEEE80211_M_IBSS
;
1886 else if (sc
->nstavaps
> 0)
1887 ic
->ic_opmode
= IEEE80211_M_STA
;
1889 ic
->ic_opmode
= opmode
;
1897 static void rt2870_vap_delete(struct ieee80211vap
*vap
)
1899 struct rt2870_softc
*sc
;
1900 struct ieee80211com
*ic
;
1902 struct rt2870_softc_vap
*rvap
;
1903 enum ieee80211_opmode opmode
;
1908 rvap
= (struct rt2870_softc_vap
*) vap
;
1909 opmode
= vap
->iv_opmode
;
1911 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATE
,
1912 "%s: VAP delete: opmode=%s\n",
1913 device_get_nameunit(sc
->dev
),
1914 ieee80211_opmode_name
[opmode
]);
1916 rt2870_amrr_cleanup(&rvap
->amrr
);
1918 ieee80211_vap_detach(vap
);
1920 if (rvap
->beacon_mbuf
!= NULL
)
1922 m_free(rvap
->beacon_mbuf
);
1923 rvap
->beacon_mbuf
= NULL
;
1928 case IEEE80211_M_HOSTAP
:
1929 case IEEE80211_M_MBSS
:
1930 case IEEE80211_M_AHDEMO
:
1934 case IEEE80211_M_IBSS
:
1938 case IEEE80211_M_STA
:
1942 case IEEE80211_M_WDS
:
1952 if (sc
->napvaps
> 0)
1953 ic
->ic_opmode
= IEEE80211_M_HOSTAP
;
1954 else if (sc
->nadhocvaps
> 0)
1955 ic
->ic_opmode
= IEEE80211_M_IBSS
;
1956 else if (sc
->nstavaps
> 0)
1957 ic
->ic_opmode
= IEEE80211_M_STA
;
1959 free(rvap
, M_80211_VAP
);
1965 static int rt2870_vap_reset(struct ieee80211vap
*vap
, u_long cmd
)
1967 struct rt2870_softc
*sc
;
1968 struct ieee80211com
*ic
;
1970 struct rt2870_softc_vap
*rvap
;
1976 rvap
= (struct rt2870_softc_vap
*) vap
;
1978 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATE
,
1979 "%s: VAP reset: cmd=%lu\n",
1980 device_get_nameunit(sc
->dev
), cmd
);
1984 RT2870_SOFTC_LOCK(sc
);
1988 case IEEE80211_IOC_RTSTHRESHOLD
:
1989 case IEEE80211_IOC_AMSDU
:
1990 rt2870_asic_update_rtsthreshold(sc
);
1993 case IEEE80211_IOC_PROTMODE
:
1994 case IEEE80211_IOC_HTPROTMODE
:
1995 rt2870_asic_updateprot(sc
);
1998 case IEEE80211_IOC_TXPOWER
:
1999 rt2870_asic_update_txpower(sc
);
2002 case IEEE80211_IOC_BURST
:
2003 rt2870_asic_updateslot(sc
);
2006 case IEEE80211_IOC_SHORTGI
:
2007 case IEEE80211_IOC_AMPDU_DENSITY
:
2008 case IEEE80211_IOC_SMPS
:
2016 RT2870_SOFTC_UNLOCK(sc
);
2022 * rt2870_vap_newstate
2024 static int rt2870_vap_newstate(struct ieee80211vap
*vap
,
2025 enum ieee80211_state nstate
, int arg
)
2027 struct rt2870_softc
*sc
;
2028 struct ieee80211com
*ic
;
2030 struct rt2870_softc_vap
*rvap
;
2031 struct ieee80211_node
*ni
;
2037 rvap
= (struct rt2870_softc_vap
*) vap
;
2039 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATE
,
2040 "%s: VAP newstate: %s -> %s\n",
2041 device_get_nameunit(sc
->dev
),
2042 ieee80211_state_name
[vap
->iv_state
], ieee80211_state_name
[nstate
]);
2044 error
= rvap
->newstate(vap
, nstate
, arg
);
2048 IEEE80211_UNLOCK(ic
);
2050 RT2870_SOFTC_LOCK(sc
);
2052 /* turn link LED off */
2054 if (nstate
!= IEEE80211_S_RUN
)
2055 rt2870_led_cmd(sc
, RT2870_LED_CMD_RADIO_OFF
);
2059 case IEEE80211_S_INIT
:
2060 rt2870_asic_disable_tsf_sync(sc
);
2063 case IEEE80211_S_RUN
:
2066 rt2870_rf_set_chan(sc
, ni
->ni_chan
);
2068 if (vap
->iv_opmode
!= IEEE80211_M_MONITOR
)
2070 rt2870_asic_enable_mrr(sc
);
2071 rt2870_asic_set_txpreamble(sc
);
2072 rt2870_asic_set_basicrates(sc
);
2073 rt2870_asic_update_txpower(sc
);
2074 rt2870_asic_set_bssid(sc
, ni
->ni_bssid
);
2077 if (vap
->iv_opmode
== IEEE80211_M_HOSTAP
||
2078 vap
->iv_opmode
== IEEE80211_M_IBSS
||
2079 vap
->iv_opmode
== IEEE80211_M_MBSS
)
2081 error
= rt2870_beacon_alloc(sc
, vap
);
2085 rt2870_asic_update_beacon(sc
, vap
);
2088 if (vap
->iv_opmode
!= IEEE80211_M_MONITOR
)
2089 rt2870_asic_enable_tsf_sync(sc
);
2091 /* turn link LED on */
2093 if (vap
->iv_opmode
!= IEEE80211_M_MONITOR
)
2095 rt2870_led_cmd(sc
, RT2870_LED_CMD_RADIO_ON
|
2096 (IEEE80211_IS_CHAN_2GHZ(ni
->ni_chan
) ?
2097 RT2870_LED_CMD_LINK_2GHZ
: RT2870_LED_CMD_LINK_5GHZ
));
2105 RT2870_SOFTC_UNLOCK(sc
);
2113 * rt2870_vap_key_update_begin
2115 static void rt2870_vap_key_update_begin(struct ieee80211vap
*vap
)
2117 struct rt2870_softc
*sc
;
2118 struct ieee80211com
*ic
;
2125 RT2870_DPRINTF(sc
, RT2870_DEBUG_KEY
,
2126 "%s: VAP key update begin\n",
2127 device_get_nameunit(sc
->dev
));
2129 taskqueue_block(sc
->taskqueue
);
2131 IF_LOCK(&ifp
->if_snd
);
2135 * rt2870_vap_key_update_end
2137 static void rt2870_vap_key_update_end(struct ieee80211vap
*vap
)
2139 struct rt2870_softc
*sc
;
2140 struct ieee80211com
*ic
;
2147 RT2870_DPRINTF(sc
, RT2870_DEBUG_KEY
,
2148 "%s: VAP key update end\n",
2149 device_get_nameunit(sc
->dev
));
2151 IF_UNLOCK(&ifp
->if_snd
);
2153 taskqueue_unblock(sc
->taskqueue
);
2157 * rt2870_vap_key_set
2159 static int rt2870_vap_key_set(struct ieee80211vap
*vap
,
2160 const struct ieee80211_key
*k
, const uint8_t mac
[IEEE80211_ADDR_LEN
])
2162 struct rt2870_softc
*sc
;
2163 struct ieee80211com
*ic
;
2165 struct ieee80211_node
*ni
;
2166 struct rt2870_softc_node
*rni
;
2167 struct rt2870_cmd_argv_keyset cmd_argv
;
2169 if (k
->wk_cipher
->ic_cipher
!= IEEE80211_CIPHER_WEP
&&
2170 k
->wk_cipher
->ic_cipher
!= IEEE80211_CIPHER_TKIP
&&
2171 k
->wk_cipher
->ic_cipher
!= IEEE80211_CIPHER_AES_CCM
)
2178 cmd_argv
.opmode
= vap
->iv_opmode
;
2180 memcpy(&cmd_argv
.key
, k
, sizeof(struct ieee80211_key
));
2182 if (!(k
->wk_flags
& IEEE80211_KEY_GROUP
))
2184 ni
= ieee80211_find_vap_node(&ic
->ic_sta
, vap
, mac
);
2185 rni
= (struct rt2870_softc_node
*) ni
;
2187 cmd_argv
.staid
= rni
->staid
;
2189 ieee80211_free_node(ni
);
2192 rt2870_do_async(sc
, rt2870_vap_key_set_cb
,
2193 &cmd_argv
, sizeof(struct rt2870_cmd_argv_keyset
));
2199 * rt2870_vap_key_delete
2201 static int rt2870_vap_key_delete(struct ieee80211vap
*vap
,
2202 const struct ieee80211_key
*k
)
2204 struct rt2870_softc
*sc
;
2205 struct ieee80211com
*ic
;
2207 struct rt2870_cmd_argv_keydelete cmd_argv
;
2213 cmd_argv
.opmode
= vap
->iv_opmode
;
2215 memcpy(&cmd_argv
.key
, k
, sizeof(struct ieee80211_key
));
2217 rt2870_do_async(sc
, rt2870_vap_key_delete_cb
,
2218 &cmd_argv
, sizeof(struct rt2870_cmd_argv_keydelete
));
2224 * rt2870_vap_update_beacon
2226 static void rt2870_vap_update_beacon(struct ieee80211vap
*vap
, int what
)
2228 struct rt2870_softc
*sc
;
2229 struct ieee80211com
*ic
;
2231 struct rt2870_softc_vap
*rvap
;
2233 struct ieee80211_beacon_offsets
*bo
;
2238 rvap
= (struct rt2870_softc_vap
*) vap
;
2239 m
= rvap
->beacon_mbuf
;
2240 bo
= &rvap
->beacon_offsets
;
2242 RT2870_DPRINTF(sc
, RT2870_DEBUG_BEACON
,
2243 "%s: VAP update beacon: what=%d\n",
2244 device_get_nameunit(sc
->dev
), what
);
2246 setbit(bo
->bo_flags
, what
);
2248 ieee80211_beacon_update(vap
->iv_bss
, bo
, m
, 0);
2250 rt2870_do_async(sc
, rt2870_vap_update_beacon_cb
, NULL
, 0);
2256 static struct ieee80211_node
*rt2870_node_alloc(struct ieee80211vap
*vap
,
2257 const uint8_t mac
[IEEE80211_ADDR_LEN
])
2259 return malloc(sizeof(struct rt2870_softc_node
),
2260 M_80211_NODE
, M_NOWAIT
| M_ZERO
);
2264 * rt2870_node_cleanup
2266 static void rt2870_node_cleanup(struct ieee80211_node
*ni
)
2268 struct rt2870_softc
*sc
;
2269 struct ieee80211com
*ic
;
2271 struct rt2870_softc_node
*rni
;
2272 struct rt2870_cmd_argv_nodecleanup cmd_argv
;
2277 rni
= (struct rt2870_softc_node
*) ni
;
2279 RT2870_DPRINTF(sc
, RT2870_DEBUG_NODE
,
2280 "%s: node cleanup: macaddr=%s, associd=0x%04x, staid=0x%02x\n",
2281 device_get_nameunit(sc
->dev
), ether_sprintf(ni
->ni_macaddr
),
2282 ni
->ni_associd
, rni
->staid
);
2284 if (rni
->staid
!= 0)
2286 cmd_argv
.staid
= rni
->staid
;
2290 rt2870_do_async(sc
, rt2870_node_cleanup_cb
,
2291 &cmd_argv
, sizeof(struct rt2870_cmd_argv_nodecleanup
));
2294 sc
->node_cleanup(ni
);
2298 * rt2870_node_getmimoinfo
2300 static void rt2870_node_getmimoinfo(const struct ieee80211_node
*ni
,
2301 struct ieee80211_mimo_info
*mi
)
2303 const struct rt2870_softc_node
*rni
;
2306 rni
= (const struct rt2870_softc_node
*) ni
;
2308 for (i
= 0; i
< RT2870_SOFTC_RSSI_COUNT
; i
++)
2310 mi
->rssi
[i
] = rni
->last_rssi_dbm
[i
];
2311 mi
->noise
[i
] = RT2870_NOISE_FLOOR
;
2316 * rt2870_setregdomain
2318 static int rt2870_setregdomain(struct ieee80211com
*ic
,
2319 struct ieee80211_regdomain
*reg
,
2320 int nchans
, struct ieee80211_channel chans
[])
2322 struct rt2870_softc
*sc
;
2328 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATE
,
2329 "%s: set regulatory domain: country=%d, country code string=%c%c, location=%c\n",
2330 device_get_nameunit(sc
->dev
),
2331 reg
->country
, reg
->isocc
[0], reg
->isocc
[1], reg
->location
);
2337 * rt2870_getradiocaps
2339 static void rt2870_getradiocaps(struct ieee80211com
*ic
,
2340 int maxchans
, int *nchans
, struct ieee80211_channel chans
[])
2342 *nchans
= (ic
->ic_nchans
>= maxchans
) ? maxchans
: ic
->ic_nchans
;
2344 memcpy(chans
, ic
->ic_channels
, (*nchans
) * sizeof(struct ieee80211_channel
));
2350 static void rt2870_scan_start(struct ieee80211com
*ic
)
2352 struct rt2870_softc
*sc
;
2358 if (!(sc
->flags
& RT2870_SOFTC_FLAGS_VALID
))
2361 RT2870_SOFTC_LOCK(sc
);
2363 rt2870_asic_disable_tsf_sync(sc
);
2365 RT2870_SOFTC_UNLOCK(sc
);
2371 static void rt2870_scan_end(struct ieee80211com
*ic
)
2373 struct rt2870_softc
*sc
;
2379 if (!(sc
->flags
& RT2870_SOFTC_FLAGS_VALID
))
2382 RT2870_SOFTC_LOCK(sc
);
2384 rt2870_asic_enable_tsf_sync(sc
);
2386 RT2870_SOFTC_UNLOCK(sc
);
2390 * rt2870_set_channel
2392 static void rt2870_set_channel(struct ieee80211com
*ic
)
2394 struct rt2870_softc
*sc
;
2400 if (!(sc
->flags
& RT2870_SOFTC_FLAGS_VALID
))
2403 RT2870_DPRINTF(sc
, RT2870_DEBUG_CHAN
,
2404 "%s: set channel: channel=%u, HT%s%s\n",
2405 device_get_nameunit(sc
->dev
),
2406 ieee80211_chan2ieee(ic
, ic
->ic_curchan
),
2407 !IEEE80211_IS_CHAN_HT(ic
->ic_curchan
) ? " disabled" :
2408 IEEE80211_IS_CHAN_HT20(ic
->ic_curchan
) ? "20":
2409 IEEE80211_IS_CHAN_HT40U(ic
->ic_curchan
) ? "40U" : "40D",
2410 (ic
->ic_flags
& IEEE80211_F_SCAN
) ? ", scanning" : "");
2412 RT2870_SOFTC_LOCK(sc
);
2414 rt2870_rf_set_chan(sc
, ic
->ic_curchan
);
2416 RT2870_SOFTC_UNLOCK(sc
);
2422 static void rt2870_newassoc(struct ieee80211_node
*ni
, int isnew
)
2424 struct rt2870_softc
*sc
;
2425 struct ieee80211com
*ic
;
2427 struct rt2870_cmd_argv_newassoc cmd_argv
;
2433 memcpy(cmd_argv
.macaddr
, ni
->ni_macaddr
, IEEE80211_ADDR_LEN
);
2434 cmd_argv
.isnew
= isnew
;
2436 rt2870_do_async(sc
, rt2870_newassoc_cb
, &cmd_argv
,
2437 sizeof(struct rt2870_cmd_argv_newassoc
));
2443 static void rt2870_updateslot(struct ifnet
*ifp
)
2445 struct rt2870_softc
*sc
;
2449 rt2870_do_async(sc
, rt2870_updateslot_cb
, NULL
, 0);
2453 * rt2870_update_promisc
2455 static void rt2870_update_promisc(struct ifnet
*ifp
)
2457 struct rt2870_softc
*sc
;
2461 RT2870_SOFTC_LOCK(sc
);
2463 rt2870_asic_update_promisc(sc
);
2465 RT2870_SOFTC_UNLOCK(sc
);
2469 * rt2870_update_mcast
2471 static void rt2870_update_mcast(struct ifnet
*ifp
)
2473 struct rt2870_softc
*sc
;
2481 static int rt2870_wme_update(struct ieee80211com
*ic
)
2483 struct rt2870_softc
*sc
;
2489 rt2870_do_async(sc
, rt2870_wme_update_cb
, NULL
, 0);
2497 static int rt2870_raw_xmit(struct ieee80211_node
*ni
, struct mbuf
*m
,
2498 const struct ieee80211_bpf_params
*params
)
2500 struct rt2870_softc
*sc
;
2501 struct ieee80211com
*ic
;
2508 RT2870_SOFTC_LOCK(sc
);
2510 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
2512 RT2870_SOFTC_UNLOCK(sc
);
2515 ieee80211_free_node(ni
);
2520 if (sc
->tx_ring
[sc
->tx_ring_mgtqid
].queued
>= RT2870_SOFTC_TX_RING_DATA_COUNT
)
2522 RT2870_DPRINTF(sc
, RT2870_DEBUG_TX
,
2523 "%s: raw xmit: Tx ring with qid=%d is full\n",
2524 device_get_nameunit(sc
->dev
), sc
->tx_ring_mgtqid
);
2526 ifp
->if_drv_flags
|= IFF_DRV_OACTIVE
;
2528 RT2870_SOFTC_UNLOCK(sc
);
2531 ieee80211_free_node(ni
);
2533 sc
->tx_data_queue_full
[sc
->tx_ring_mgtqid
]++;
2538 if (rt2870_tx_mgmt(sc
, m
, ni
, sc
->tx_ring_mgtqid
) != 0)
2542 RT2870_SOFTC_UNLOCK(sc
);
2544 ieee80211_free_node(ni
);
2549 sc
->tx_timer
= RT2870_TX_WATCHDOG_TIMEOUT
;
2551 RT2870_SOFTC_UNLOCK(sc
);
2557 * rt2870_recv_action
2559 static int rt2870_recv_action(struct ieee80211_node
*ni
,
2560 const struct ieee80211_frame
*wh
,
2561 const uint8_t *frm
, const uint8_t *efrm
)
2563 struct rt2870_softc
*sc
;
2564 struct ieee80211com
*ic
;
2566 struct rt2870_softc_node
*rni
;
2567 const struct ieee80211_action
*ia
;
2568 uint16_t baparamset
;
2575 rni
= (struct rt2870_softc_node
*) ni
;
2577 ia
= (const struct ieee80211_action
*) frm
;
2579 if (ia
->ia_category
== IEEE80211_ACTION_CAT_BA
)
2581 switch (ia
->ia_action
)
2583 /* IEEE80211_ACTION_BA_DELBA */
2584 case IEEE80211_ACTION_BA_DELBA
:
2585 baparamset
= LE_READ_2(frm
+ 2);
2586 tid
= RT2870_MS(baparamset
, IEEE80211_BAPS_TID
);
2589 RT2870_DPRINTF(sc
, RT2870_DEBUG_BA
,
2590 "%s: received DELBA request: associd=0x%04x, staid=0x%02x, tid=%d\n",
2591 device_get_nameunit(sc
->dev
), ni
->ni_associd
, rni
->staid
, tid
);
2593 if (rni
->staid
!= 0)
2595 RT2870_SOFTC_LOCK(sc
);
2597 rt2870_asic_del_ba_session(sc
, wcid
, tid
);
2599 RT2870_SOFTC_UNLOCK(sc
);
2605 return sc
->recv_action(ni
, wh
, frm
, efrm
);
2609 * rt2870_send_action
2611 static int rt2870_send_action(struct ieee80211_node
*ni
,
2612 int cat
, int act
, void *sa
)
2614 struct rt2870_softc
*sc
;
2615 struct ieee80211com
*ic
;
2617 struct rt2870_softc_node
*rni
;
2618 uint16_t *args
, status
, baparamset
;
2625 rni
= (struct rt2870_softc_node
*) ni
;
2630 if (cat
== IEEE80211_ACTION_CAT_BA
)
2634 /* IEEE80211_ACTION_BA_ADDBA_RESPONSE */
2635 case IEEE80211_ACTION_BA_ADDBA_RESPONSE
:
2637 baparamset
= args
[2];
2638 tid
= RT2870_MS(baparamset
, IEEE80211_BAPS_TID
);
2639 bufsize
= RT2870_MS(baparamset
, IEEE80211_BAPS_BUFSIZ
);
2641 RT2870_DPRINTF(sc
, RT2870_DEBUG_BA
,
2642 "%s: sending ADDBA response: associd=0x%04x, staid=0x%02x, status=%d, tid=%d, bufsize=%d\n",
2643 device_get_nameunit(sc
->dev
), ni
->ni_associd
, rni
->staid
, status
, tid
, bufsize
);
2645 if (status
== IEEE80211_STATUS_SUCCESS
)
2647 RT2870_SOFTC_LOCK(sc
);
2649 rt2870_asic_add_ba_session(sc
, wcid
, tid
);
2651 RT2870_SOFTC_UNLOCK(sc
);
2655 /* IEEE80211_ACTION_BA_DELBA */
2656 case IEEE80211_ACTION_BA_DELBA
:
2657 baparamset
= RT2870_SM(args
[0], IEEE80211_DELBAPS_TID
) | args
[1];
2658 tid
= RT2870_MS(baparamset
, IEEE80211_DELBAPS_TID
);
2660 RT2870_DPRINTF(sc
, RT2870_DEBUG_BA
,
2661 "%s: sending DELBA request: associd=0x%04x, staid=0x%02x, tid=%d\n",
2662 device_get_nameunit(sc
->dev
), ni
->ni_associd
, rni
->staid
, tid
);
2664 if (RT2870_MS(baparamset
, IEEE80211_DELBAPS_INIT
) != IEEE80211_DELBAPS_INIT
)
2666 RT2870_SOFTC_LOCK(sc
);
2668 rt2870_asic_del_ba_session(sc
, wcid
, tid
);
2670 RT2870_SOFTC_UNLOCK(sc
);
2676 return sc
->send_action(ni
, cat
, act
, sa
);
2681 * rt2870_addba_response
2683 static int rt2870_addba_response(struct ieee80211_node
*ni
,
2684 struct ieee80211_tx_ampdu
*tap
,
2685 int status
, int baparamset
, int batimeout
)
2687 struct rt2870_softc
*sc
;
2688 struct ieee80211com
*ic
;
2690 struct rt2870_softc_node
*rni
;
2691 ieee80211_seq seqno
;
2692 int ret
, tid
, old_bufsize
, new_bufsize
;
2697 rni
= (struct rt2870_softc_node
*) ni
;
2699 tid
= RT2870_MS(baparamset
, IEEE80211_BAPS_TID
);
2700 old_bufsize
= RT2870_MS(baparamset
, IEEE80211_BAPS_BUFSIZ
);
2701 new_bufsize
= old_bufsize
;
2703 if (status
== IEEE80211_STATUS_SUCCESS
)
2705 if (sc
->mac_rev
>= 0x28830300)
2707 if (sc
->mac_rev
>= 0x30700200)
2712 else if (sc
->mac_rev
>= 0x28720200)
2721 if (old_bufsize
> new_bufsize
)
2723 baparamset
&= ~IEEE80211_BAPS_BUFSIZ
;
2724 baparamset
= RT2870_SM(new_bufsize
, IEEE80211_BAPS_BUFSIZ
);
2727 if (!(tap
->txa_flags
& IEEE80211_AGGR_RUNNING
))
2729 sc
->tx_ampdu_sessions
++;
2731 if (sc
->tx_ampdu_sessions
== 1)
2733 RT2870_SOFTC_LOCK(sc
);
2735 rt2870_asic_updateprot(sc
);
2737 RT2870_SOFTC_UNLOCK(sc
);
2742 RT2870_DPRINTF(sc
, RT2870_DEBUG_BA
,
2743 "%s: received ADDBA response: associd=0x%04x, staid=0x%02x, status=%d, tid=%d, "
2744 "old bufsize=%d, new bufsize=%d\n",
2745 device_get_nameunit(sc
->dev
), ni
->ni_associd
, rni
->staid
, status
, tid
,
2746 old_bufsize
, new_bufsize
);
2748 ret
= sc
->addba_response(ni
, tap
, status
, baparamset
, batimeout
);
2750 if (status
== IEEE80211_STATUS_SUCCESS
)
2752 seqno
= ni
->ni_txseqs
[tid
];
2754 rt2870_send_bar(ni
, tap
, seqno
);
2763 static void rt2870_addba_stop(struct ieee80211_node
*ni
,
2764 struct ieee80211_tx_ampdu
*tap
)
2766 struct rt2870_softc
*sc
;
2767 struct ieee80211com
*ic
;
2769 struct rt2870_softc_node
*rni
;
2775 rni
= (struct rt2870_softc_node
*) ni
;
2777 tid
= WME_AC_TO_TID(tap
->txa_ac
);
2779 RT2870_DPRINTF(sc
, RT2870_DEBUG_BA
,
2780 "%s: stopping A-MPDU Tx: associd=0x%04x, staid=0x%02x, tid=%d\n",
2781 device_get_nameunit(sc
->dev
), ni
->ni_associd
, rni
->staid
, tid
);
2783 if (tap
->txa_flags
& IEEE80211_AGGR_RUNNING
)
2785 if (sc
->tx_ampdu_sessions
> 0)
2787 sc
->tx_ampdu_sessions
--;
2789 if (sc
->tx_ampdu_sessions
== 0)
2791 RT2870_SOFTC_LOCK(sc
);
2793 rt2870_asic_updateprot(sc
);
2795 RT2870_SOFTC_UNLOCK(sc
);
2800 printf("%s: number of A-MPDU Tx sessions cannot be negative\n",
2801 device_get_nameunit(sc
->dev
));
2805 sc
->addba_stop(ni
, tap
);
2809 * rt2870_ampdu_rx_start
2811 static int rt2870_ampdu_rx_start(struct ieee80211_node
*ni
,
2812 struct ieee80211_rx_ampdu
*rap
,
2813 int baparamset
, int batimeout
, int baseqctl
)
2815 struct rt2870_softc
*sc
;
2816 struct ieee80211com
*ic
;
2818 struct rt2870_softc_node
*rni
;
2824 rni
= (struct rt2870_softc_node
*) ni
;
2826 tid
= RT2870_MS(baparamset
, IEEE80211_BAPS_TID
);
2828 RT2870_DPRINTF(sc
, RT2870_DEBUG_BA
,
2829 "%s: starting A-MPDU Rx: associd=0x%04x, staid=0x%02x, tid=%d\n",
2830 device_get_nameunit(sc
->dev
), ni
->ni_associd
, rni
->staid
, tid
);
2832 if (!(rap
->rxa_flags
& IEEE80211_AGGR_RUNNING
))
2833 sc
->rx_ampdu_sessions
++;
2835 return sc
->ampdu_rx_start(ni
, rap
, baparamset
, batimeout
, baseqctl
);
2839 * rt2870_ampdu_rx_stop
2841 static void rt2870_ampdu_rx_stop(struct ieee80211_node
*ni
,
2842 struct ieee80211_rx_ampdu
*rap
)
2844 struct rt2870_softc
*sc
;
2845 struct ieee80211com
*ic
;
2847 struct rt2870_softc_node
*rni
;
2852 rni
= (struct rt2870_softc_node
*) ni
;
2854 RT2870_DPRINTF(sc
, RT2870_DEBUG_BA
,
2855 "%s: stopping A-MPDU Rx: associd=0x%04x, staid=0x%02x\n",
2856 device_get_nameunit(sc
->dev
), ni
->ni_associd
, rni
->staid
);
2858 if (rap
->rxa_flags
& IEEE80211_AGGR_RUNNING
)
2860 if (sc
->rx_ampdu_sessions
> 0)
2861 sc
->rx_ampdu_sessions
--;
2863 printf("%s: number of A-MPDU Rx sessions cannot be negative\n",
2864 device_get_nameunit(sc
->dev
));
2867 sc
->ampdu_rx_stop(ni
, rap
);
2873 static int rt2870_send_bar(struct ieee80211_node
*ni
,
2874 struct ieee80211_tx_ampdu
*tap
, ieee80211_seq seqno
)
2876 struct rt2870_softc
*sc
;
2877 struct ieee80211com
*ic
;
2879 struct ieee80211vap
*vap
;
2880 struct ieee80211_frame_bar
*bar
;
2881 struct rt2870_softc_node
*rni
;
2883 uint16_t barctl
, barseqctl
;
2891 rni
= (struct rt2870_softc_node
*) ni
;
2893 if (!(tap
->txa_flags
& IEEE80211_AGGR_RUNNING
))
2896 m
= ieee80211_getmgtframe(&frm
, ic
->ic_headroom
, sizeof(struct ieee80211_frame_bar
));
2900 bar
= mtod(m
, struct ieee80211_frame_bar
*);
2902 bar
->i_fc
[0] = IEEE80211_FC0_VERSION_0
| IEEE80211_FC0_TYPE_CTL
| IEEE80211_FC0_SUBTYPE_BAR
;
2905 IEEE80211_ADDR_COPY(bar
->i_ra
, ni
->ni_macaddr
);
2906 IEEE80211_ADDR_COPY(bar
->i_ta
, vap
->iv_myaddr
);
2908 tid
= WME_AC_TO_TID(tap
->txa_ac
);
2910 barctl
= (tap
->txa_flags
& IEEE80211_AGGR_IMMEDIATE
? 0 : IEEE80211_BAR_NOACK
) |
2911 IEEE80211_BAR_COMP
|
2912 RT2870_SM(tid
, IEEE80211_BAR_TID
);
2913 barseqctl
= RT2870_SM(seqno
, IEEE80211_BAR_SEQ_START
);
2915 bar
->i_ctl
= htole16(barctl
);
2916 bar
->i_seq
= htole16(barseqctl
);
2918 m
->m_pkthdr
.len
= m
->m_len
= sizeof(struct ieee80211_frame_bar
);
2920 tap
->txa_start
= seqno
;
2922 ieee80211_ref_node(ni
);
2924 RT2870_DPRINTF(sc
, RT2870_DEBUG_BA
,
2925 "%s: sending BAR: associd=0x%04x, staid=0x%02x, tid=%d, seqno=%d\n",
2926 device_get_nameunit(sc
->dev
), ni
->ni_associd
, rni
->staid
, tid
, seqno
);
2928 ret
= ic
->ic_raw_xmit(ni
, m
, NULL
);
2930 ieee80211_free_node(ni
);
2936 * rt2870_amrr_update_iter_func
2938 static void rt2870_amrr_update_iter_func(void *arg
, struct ieee80211_node
*ni
)
2940 struct rt2870_softc
*sc
;
2941 struct ieee80211com
*ic
;
2943 struct ieee80211vap
*vap
;
2944 struct rt2870_softc_vap
*rvap
;
2945 struct rt2870_softc_node
*rni
;
2952 rvap
= (struct rt2870_softc_vap
*) vap
;
2953 rni
= (struct rt2870_softc_node
*) ni
;
2955 /* only associated stations */
2957 if ((ni
->ni_vap
== vap
) && (rni
->staid
!= 0))
2961 RT2870_DPRINTF(sc
, RT2870_DEBUG_RATE
,
2962 "%s: AMRR node: staid=0x%02x, txcnt=%d, success=%d, retrycnt=%d\n",
2963 device_get_nameunit(sc
->dev
),
2964 rni
->staid
, sc
->amrr_node
[wcid
].txcnt
, sc
->amrr_node
[wcid
].success
, sc
->amrr_node
[wcid
].retrycnt
);
2966 rt2870_amrr_choose(ni
, &sc
->amrr_node
[wcid
]);
2968 RT2870_DPRINTF(sc
, RT2870_DEBUG_RATE
,
2969 "%s:%s node Tx rate: associd=0x%04x, staid=0x%02x, rate=0x%02x, max rate=0x%02x\n",
2970 device_get_nameunit(sc
->dev
),
2971 (ni
->ni_flags
& IEEE80211_NODE_HT
) ? " HT" : "",
2972 ni
->ni_associd
, rni
->staid
, ni
->ni_txrate
,
2973 (ni
->ni_flags
& IEEE80211_NODE_HT
) ?
2974 (ni
->ni_htrates
.rs_rates
[ni
->ni_htrates
.rs_nrates
- 1] | IEEE80211_RATE_MCS
) :
2975 (ni
->ni_rates
.rs_rates
[ni
->ni_rates
.rs_nrates
- 1] & IEEE80211_RATE_VAL
));
2982 static void rt2870_periodic(void *arg
)
2984 struct rt2870_softc
*sc
;
2990 RT2870_DPRINTF(sc
, RT2870_DEBUG_PERIODIC
,
2992 device_get_nameunit(sc
->dev
));
2994 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
2997 taskqueue_enqueue(sc
->taskqueue
, &sc
->periodic_task
);
3001 * rt2870_tx_watchdog
3003 static void rt2870_tx_watchdog(void *arg
)
3005 struct rt2870_softc
*sc
;
3011 if (sc
->tx_timer
== 0)
3014 if (--sc
->tx_timer
== 0)
3016 printf("%s: Tx watchdog timeout: resetting\n",
3017 device_get_nameunit(sc
->dev
));
3019 rt2870_stop_locked(sc
);
3020 rt2870_init_locked(sc
);
3024 sc
->tx_watchdog_timeouts
++;
3027 callout_reset(&sc
->tx_watchdog_ch
, hz
, rt2870_tx_watchdog
, sc
);
3031 * rt2870_staid_alloc
3033 static int rt2870_staid_alloc(struct rt2870_softc
*sc
, int aid
)
3037 if ((aid
> 0 && aid
< RT2870_SOFTC_STAID_COUNT
) && isclr(sc
->staid_mask
, aid
))
3043 for (staid
= 1; staid
< RT2870_SOFTC_STAID_COUNT
; staid
++)
3045 if (isclr(sc
->staid_mask
, staid
))
3050 setbit(sc
->staid_mask
, staid
);
3056 * rt2870_staid_delete
3058 static void rt2870_staid_delete(struct rt2870_softc
*sc
, int staid
)
3060 clrbit(sc
->staid_mask
, staid
);
3067 static int rt2870_do_async(struct rt2870_softc
*sc
,
3068 void (*cb
)(struct rt2870_softc
*sc
, void *arg
),
3072 struct rt2870_softc_cmd_ring
*ring
;
3073 struct rt2870_softc_cmd
*cmd
;
3077 ring
= &sc
->cmd_ring
;
3079 if (!(sc
->flags
& RT2870_SOFTC_FLAGS_VALID
))
3082 RT2870_SOFTC_LOCK(sc
);
3084 if (ring
->queued
>= RT2870_SOFTC_CMD_RING_CMD_COUNT
)
3086 RT2870_SOFTC_UNLOCK(sc
);
3090 cmd
= STAILQ_FIRST(&ring
->inactive
);
3091 STAILQ_REMOVE_HEAD(&ring
->inactive
, next
);
3096 memcpy(cmd
->data
, arg
, len
);
3098 STAILQ_INSERT_TAIL(&ring
->active
, cmd
, next
);
3101 run_cmd_task
= (ring
->queued
== 1);
3103 RT2870_SOFTC_UNLOCK(sc
);
3106 taskqueue_enqueue(sc
->taskqueue
, &sc
->cmd_task
);
3112 * rt2870_newassoc_cb
3114 static void rt2870_newassoc_cb(struct rt2870_softc
*sc
, void *arg
)
3116 struct ieee80211com
*ic
;
3118 struct ieee80211vap
*vap
;
3119 struct ieee80211_node
*ni
;
3120 struct rt2870_softc_vap
*rvap
;
3121 struct rt2870_softc_node
*rni
;
3122 struct rt2870_cmd_argv_newassoc
*cmd_argv
;
3124 uint8_t *macaddr
, wcid
;
3129 macaddr
= cmd_argv
->macaddr
;
3130 isnew
= cmd_argv
->isnew
;
3133 ni
= ieee80211_find_node(&ic
->ic_sta
, macaddr
);
3135 rvap
= (struct rt2870_softc_vap
*) vap
;
3136 rni
= (struct rt2870_softc_node
*) ni
;
3140 aid
= IEEE80211_AID(ni
->ni_associd
);
3141 rni
->staid
= rt2870_staid_alloc(sc
, aid
);
3144 RT2870_SOFTC_LOCK(sc
);
3146 tmp
= (ni
->ni_macaddr
[3] << 24) |
3147 (ni
->ni_macaddr
[2] << 16) |
3148 (ni
->ni_macaddr
[1] << 8) |
3151 rt2870_io_mac_write(sc
, RT2870_REG_WCID(wcid
), tmp
);
3153 tmp
= (ni
->ni_macaddr
[5] << 8) |
3156 rt2870_io_mac_write(sc
, RT2870_REG_WCID(wcid
) + 4, tmp
);
3158 rt2870_amrr_node_init(&rvap
->amrr
, &sc
->amrr_node
[wcid
], ni
);
3160 RT2870_DPRINTF(sc
, RT2870_DEBUG_RATE
,
3161 "%s: initial%s node Tx rate: associd=0x%04x, rate=0x%02x, max rate=0x%02x\n",
3162 device_get_nameunit(sc
->dev
),
3163 (ni
->ni_flags
& IEEE80211_NODE_HT
) ? " HT" : "",
3164 ni
->ni_associd
, ni
->ni_txrate
,
3165 (ni
->ni_flags
& IEEE80211_NODE_HT
) ?
3166 (ni
->ni_htrates
.rs_rates
[ni
->ni_htrates
.rs_nrates
- 1] | IEEE80211_RATE_MCS
) :
3167 (ni
->ni_rates
.rs_rates
[ni
->ni_rates
.rs_nrates
- 1] & IEEE80211_RATE_VAL
));
3169 rt2870_asic_updateprot(sc
);
3170 rt2870_asic_updateslot(sc
);
3171 rt2870_asic_set_txpreamble(sc
);
3173 RT2870_SOFTC_UNLOCK(sc
);
3176 RT2870_DPRINTF(sc
, RT2870_DEBUG_NODE
,
3177 "%s: new association: isnew=%d, macaddr=%s, associd=0x%04x, staid=0x%02x, QoS %s, ERP %s, HT %s\n",
3178 device_get_nameunit(sc
->dev
), isnew
, ether_sprintf(ni
->ni_macaddr
),
3179 ni
->ni_associd
, rni
->staid
,
3180 (ni
->ni_flags
& IEEE80211_NODE_QOS
) ? "enabled" : "disabled",
3181 (ni
->ni_flags
& IEEE80211_NODE_ERP
) ? "enabled" : "disabled",
3182 (ni
->ni_flags
& IEEE80211_NODE_HT
) ? "enabled" : "disabled");
3186 * rt2870_node_cleanup_cb
3188 static void rt2870_node_cleanup_cb(struct rt2870_softc
*sc
, void *arg
)
3191 struct ieee80211com
*ic
;
3192 struct rt2870_cmd_argv_nodecleanup
*cmd_argv
;
3193 uint8_t staid
, vapid
, wcid
;
3199 staid
= cmd_argv
->staid
;
3204 tmp
= ((vapid
& RT2870_REG_VAP_MASK
) << RT2870_REG_VAP_SHIFT
) |
3205 (RT2870_REG_CIPHER_MODE_NONE
<< RT2870_REG_CIPHER_MODE_SHIFT
) | RT2870_REG_PKEY_ENABLE
;
3207 RT2870_SOFTC_LOCK(sc
);
3209 rt2870_io_mac_write(sc
, RT2870_REG_WCID_ATTR(wcid
), tmp
);
3211 rt2870_io_mac_write(sc
, RT2870_REG_WCID(wcid
), 0x00000000);
3212 rt2870_io_mac_write(sc
, RT2870_REG_WCID(wcid
) + 4, 0x00000000);
3214 rt2870_staid_delete(sc
, staid
);
3216 RT2870_SOFTC_UNLOCK(sc
);
3220 * rt2870_updateslot_cb
3222 static void rt2870_updateslot_cb(struct rt2870_softc
*sc
, void *arg
)
3224 RT2870_SOFTC_LOCK(sc
);
3226 rt2870_asic_updateslot(sc
);
3228 RT2870_SOFTC_UNLOCK(sc
);
3232 * rt2870_wme_update_cb
3234 static void rt2870_wme_update_cb(struct rt2870_softc
*sc
, void *arg
)
3236 RT2870_SOFTC_LOCK(sc
);
3238 rt2870_asic_wme_update(sc
);
3240 RT2870_SOFTC_UNLOCK(sc
);
3244 * rt2870_vap_key_set_cb
3246 static void rt2870_vap_key_set_cb(struct rt2870_softc
*sc
, void *arg
)
3248 struct ieee80211com
*ic
;
3250 struct ieee80211_key
*k
;
3251 enum ieee80211_opmode opmode
;
3252 struct rt2870_cmd_argv_keyset
*cmd_argv
;
3253 uint16_t key_base
, keymode_base
;
3254 uint8_t mode
, vapid
, wcid
, iv
[8];
3261 opmode
= cmd_argv
->opmode
;
3263 switch (k
->wk_cipher
->ic_cipher
)
3265 case IEEE80211_CIPHER_WEP
:
3266 if(k
->wk_keylen
< 8)
3267 mode
= RT2870_REG_CIPHER_MODE_WEP40
;
3269 mode
= RT2870_REG_CIPHER_MODE_WEP104
;
3272 case IEEE80211_CIPHER_TKIP
:
3273 mode
= RT2870_REG_CIPHER_MODE_TKIP
;
3276 case IEEE80211_CIPHER_AES_CCM
:
3277 mode
= RT2870_REG_CIPHER_MODE_AES_CCMP
;
3284 RT2870_DPRINTF(sc
, RT2870_DEBUG_KEY
,
3285 "%s: VAP key set: keyix=%d, keylen=%d, macaddr=%s, mode=%d, group=%d\n",
3286 device_get_nameunit(sc
->dev
), k
->wk_keyix
, k
->wk_keylen
, ether_sprintf(k
->wk_macaddr
),
3287 mode
, (k
->wk_flags
& IEEE80211_KEY_GROUP
) ? 1 : 0);
3289 RT2870_SOFTC_LOCK(sc
);
3291 if (!(k
->wk_flags
& IEEE80211_KEY_GROUP
))
3293 /* install pairwise key */
3296 wcid
= cmd_argv
->staid
;
3297 key_base
= RT2870_REG_PKEY(wcid
);
3299 if (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_WEP
)
3303 iv
[3] = (k
->wk_keyix
<< 6);
3307 if (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_TKIP
)
3309 iv
[0] = (k
->wk_keytsc
>> 8);
3310 iv
[1] = ((iv
[0] | 0x20) & 0x7f);
3311 iv
[2] = k
->wk_keytsc
;
3317 iv
[0] = k
->wk_keytsc
;
3318 iv
[1] = k
->wk_keytsc
>> 8;
3322 iv
[3] = ((k
->wk_keyix
<< 6) | IEEE80211_WEP_EXTIV
);
3323 iv
[4] = (k
->wk_keytsc
>> 16);
3324 iv
[5] = (k
->wk_keytsc
>> 24);
3325 iv
[6] = (k
->wk_keytsc
>> 32);
3326 iv
[7] = (k
->wk_keytsc
>> 40);
3328 RT2870_DPRINTF(sc
, RT2870_DEBUG_KEY
,
3329 "%s: VAP key set: iv=%02x %02x %02x %02x %02x %02x %02x %02x\n",
3330 device_get_nameunit(sc
->dev
),
3331 iv
[0], iv
[1], iv
[2], iv
[3], iv
[4], iv
[5], iv
[6], iv
[7]);
3334 rt2870_io_mac_write_multi(sc
, RT2870_REG_IVEIV(wcid
), iv
, 8);
3336 if (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_TKIP
)
3338 rt2870_io_mac_write_multi(sc
, key_base
, k
->wk_key
, 16);
3340 if (opmode
!= IEEE80211_M_HOSTAP
)
3342 rt2870_io_mac_write_multi(sc
, key_base
+ 16, &k
->wk_key
[16], 8);
3343 rt2870_io_mac_write_multi(sc
, key_base
+ 24, &k
->wk_key
[24], 8);
3347 rt2870_io_mac_write_multi(sc
, key_base
+ 16, &k
->wk_key
[24], 8);
3348 rt2870_io_mac_write_multi(sc
, key_base
+ 24, &k
->wk_key
[16], 8);
3353 rt2870_io_mac_write_multi(sc
, key_base
, k
->wk_key
, k
->wk_keylen
);
3356 tmp
= ((vapid
& RT2870_REG_VAP_MASK
) << RT2870_REG_VAP_SHIFT
) |
3357 (mode
<< RT2870_REG_CIPHER_MODE_SHIFT
) | RT2870_REG_PKEY_ENABLE
;
3359 rt2870_io_mac_write(sc
, RT2870_REG_WCID_ATTR(wcid
), tmp
);
3362 if ((k
->wk_flags
& IEEE80211_KEY_GROUP
) ||
3363 (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_WEP
))
3365 /* install group key */
3368 wcid
= RT2870_WCID_MCAST
;
3369 key_base
= RT2870_REG_SKEY(vapid
, k
->wk_keyix
);
3370 keymode_base
= RT2870_REG_SKEY_MODE(vapid
);
3372 if (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_TKIP
)
3374 rt2870_io_mac_write_multi(sc
, key_base
, k
->wk_key
, 16);
3376 if (opmode
!= IEEE80211_M_HOSTAP
)
3378 rt2870_io_mac_write_multi(sc
, key_base
+ 16, &k
->wk_key
[16], 8);
3379 rt2870_io_mac_write_multi(sc
, key_base
+ 24, &k
->wk_key
[24], 8);
3383 rt2870_io_mac_write_multi(sc
, key_base
+ 16, &k
->wk_key
[24], 8);
3384 rt2870_io_mac_write_multi(sc
, key_base
+ 24, &k
->wk_key
[16], 8);
3389 rt2870_io_mac_write_multi(sc
, key_base
, k
->wk_key
, k
->wk_keylen
);
3392 tmp
= rt2870_io_mac_read(sc
, keymode_base
);
3394 tmp
&= ~(0xf << (k
->wk_keyix
* 4 + 16 * (vapid
% 2)));
3395 tmp
|= (mode
<< (k
->wk_keyix
* 4 + 16 * (vapid
% 2)));
3397 rt2870_io_mac_write(sc
, keymode_base
, tmp
);
3399 if (opmode
== IEEE80211_M_HOSTAP
)
3401 if (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_WEP
)
3405 iv
[3] = (k
->wk_keyix
<< 6);
3409 if (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_TKIP
)
3411 iv
[0] = (k
->wk_keytsc
>> 8);
3412 iv
[1] = ((iv
[0] | 0x20) & 0x7f);
3413 iv
[2] = k
->wk_keytsc
;
3419 iv
[0] = k
->wk_keytsc
;
3420 iv
[1] = k
->wk_keytsc
>> 8;
3424 iv
[3] = ((k
->wk_keyix
<< 6) | IEEE80211_WEP_EXTIV
);
3425 iv
[4] = (k
->wk_keytsc
>> 16);
3426 iv
[5] = (k
->wk_keytsc
>> 24);
3427 iv
[6] = (k
->wk_keytsc
>> 32);
3428 iv
[7] = (k
->wk_keytsc
>> 40);
3430 RT2870_DPRINTF(sc
, RT2870_DEBUG_KEY
,
3431 "%s: VAP key set: iv=%02x %02x %02x %02x %02x %02x %02x %02x\n",
3432 device_get_nameunit(sc
->dev
),
3433 iv
[0], iv
[1], iv
[2], iv
[3], iv
[4], iv
[5], iv
[6], iv
[7]);
3436 rt2870_io_mac_write_multi(sc
, RT2870_REG_IVEIV(wcid
), iv
, 8);
3438 tmp
= ((vapid
& RT2870_REG_VAP_MASK
) << RT2870_REG_VAP_SHIFT
) |
3439 (mode
<< RT2870_REG_CIPHER_MODE_SHIFT
);
3441 rt2870_io_mac_write(sc
, RT2870_REG_WCID_ATTR(wcid
), tmp
);
3445 RT2870_SOFTC_UNLOCK(sc
);
3449 * rt2870_vap_key_delete_cb
3451 static void rt2870_vap_key_delete_cb(struct rt2870_softc
*sc
, void *arg
)
3453 struct ieee80211com
*ic
;
3455 struct ieee80211_key
*k
;
3456 enum ieee80211_opmode opmode
;
3457 struct rt2870_cmd_argv_keydelete
*cmd_argv
;
3458 uint8_t vapid
, wcid
;
3465 opmode
= cmd_argv
->opmode
;
3467 RT2870_DPRINTF(sc
, RT2870_DEBUG_KEY
,
3468 "%s: VAP key delete: keyix=%d, keylen=%d, macaddr=%s, group=%d\n",
3469 device_get_nameunit(sc
->dev
), k
->wk_keyix
, k
->wk_keylen
, ether_sprintf(k
->wk_macaddr
),
3470 (k
->wk_flags
& IEEE80211_KEY_GROUP
) ? 1 : 0);
3472 RT2870_SOFTC_LOCK(sc
);
3474 if (k
->wk_flags
& IEEE80211_KEY_GROUP
)
3476 /* remove group key */
3479 wcid
= RT2870_WCID_MCAST
;
3481 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_SKEY_MODE(vapid
));
3483 tmp
&= ~(0xf << (k
->wk_keyix
* 4 + 16 * (vapid
% 2)));
3484 tmp
|= (RT2870_REG_CIPHER_MODE_NONE
<< (k
->wk_keyix
* 4 + 16 * (vapid
% 2)));
3486 rt2870_io_mac_write(sc
, RT2870_REG_SKEY_MODE(vapid
), tmp
);
3488 if (opmode
== IEEE80211_M_HOSTAP
)
3490 tmp
= ((vapid
& RT2870_REG_VAP_MASK
) << RT2870_REG_VAP_SHIFT
) |
3491 (RT2870_REG_CIPHER_MODE_NONE
<< RT2870_REG_CIPHER_MODE_SHIFT
);
3493 rt2870_io_mac_write(sc
, RT2870_REG_WCID_ATTR(wcid
), tmp
);
3497 RT2870_SOFTC_UNLOCK(sc
);
3501 * rt2870_vap_update_beacon_cb
3503 static void rt2870_vap_update_beacon_cb(struct rt2870_softc
*sc
, void *arg
)
3506 struct ieee80211com
*ic
;
3507 struct ieee80211vap
*vap
;
3511 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
3516 RT2870_SOFTC_LOCK(sc
);
3518 rt2870_asic_update_beacon(sc
, vap
);
3520 RT2870_SOFTC_UNLOCK(sc
);
3524 * rt2870_asic_set_bssid
3526 static void rt2870_asic_set_bssid(struct rt2870_softc
*sc
,
3527 const uint8_t *bssid
)
3531 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATE
,
3532 "%s: set bssid: bssid=%s\n",
3533 device_get_nameunit(sc
->dev
),
3534 ether_sprintf(bssid
));
3536 tmp
= bssid
[0] | (bssid
[1]) << 8 | (bssid
[2] << 16) | (bssid
[3] << 24);
3538 rt2870_io_mac_write(sc
, RT2870_REG_BSSID_DW0
, tmp
);
3540 tmp
= bssid
[4] | (bssid
[5] << 8);
3542 rt2870_io_mac_write(sc
, RT2870_REG_BSSID_DW1
, tmp
);
3546 * rt2870_asic_set_macaddr
3548 static void rt2870_asic_set_macaddr(struct rt2870_softc
*sc
,
3549 const uint8_t *addr
)
3553 tmp
= addr
[0] | (addr
[1] << 8) | (addr
[2] << 16) | (addr
[3] << 24);
3555 rt2870_io_mac_write(sc
, RT2870_REG_ADDR_DW0
, tmp
);
3557 tmp
= addr
[4] | (addr
[5] << 8) | (0xff << 16);
3559 rt2870_io_mac_write(sc
, RT2870_REG_ADDR_DW1
, tmp
);
3563 * rt2870_asic_enable_tsf_sync
3565 static void rt2870_asic_enable_tsf_sync(struct rt2870_softc
*sc
)
3568 struct ieee80211com
*ic
;
3569 struct ieee80211vap
*vap
;
3574 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
3576 RT2870_DPRINTF(sc
, RT2870_DEBUG_BEACON
,
3577 "%s: enabling TSF\n",
3578 device_get_nameunit(sc
->dev
));
3580 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_BCN_TIME_CFG
);
3583 tmp
|= vap
->iv_bss
->ni_intval
* 16;
3584 tmp
|= (RT2870_REG_TSF_TIMER_ENABLE
| RT2870_REG_TBTT_TIMER_ENABLE
);
3586 if (vap
->iv_opmode
== IEEE80211_M_STA
)
3588 tmp
|= (RT2870_REG_TSF_SYNC_MODE_STA
<< RT2870_REG_TSF_SYNC_MODE_SHIFT
);
3590 else if (vap
->iv_opmode
== IEEE80211_M_IBSS
)
3592 tmp
|= RT2870_REG_BCN_TX_ENABLE
;
3593 tmp
|= (RT2870_REG_TSF_SYNC_MODE_IBSS
<< RT2870_REG_TSF_SYNC_MODE_SHIFT
);
3595 else if (vap
->iv_opmode
== IEEE80211_M_HOSTAP
)
3597 tmp
|= RT2870_REG_BCN_TX_ENABLE
;
3598 tmp
|= (RT2870_REG_TSF_SYNC_MODE_HOSTAP
<< RT2870_REG_TSF_SYNC_MODE_SHIFT
);
3601 rt2870_io_mac_write(sc
, RT2870_REG_BCN_TIME_CFG
, tmp
);
3605 * rt2870_asic_disable_tsf_sync
3607 static void rt2870_asic_disable_tsf_sync(struct rt2870_softc
*sc
)
3611 RT2870_DPRINTF(sc
, RT2870_DEBUG_BEACON
,
3612 "%s: disabling TSF\n",
3613 device_get_nameunit(sc
->dev
));
3615 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_BCN_TIME_CFG
);
3617 tmp
&= ~(RT2870_REG_BCN_TX_ENABLE
|
3618 RT2870_REG_TSF_TIMER_ENABLE
|
3619 RT2870_REG_TBTT_TIMER_ENABLE
);
3621 tmp
&= ~(RT2870_REG_TSF_SYNC_MODE_MASK
<< RT2870_REG_TSF_SYNC_MODE_SHIFT
);
3622 tmp
|= (RT2870_REG_TSF_SYNC_MODE_DISABLE
<< RT2870_REG_TSF_SYNC_MODE_SHIFT
);
3624 rt2870_io_mac_write(sc
, RT2870_REG_BCN_TIME_CFG
, tmp
);
3628 * rt2870_asic_enable_mrr
3630 static void rt2870_asic_enable_mrr(struct rt2870_softc
*sc
)
3632 #define CCK(mcs) (mcs)
3633 #define OFDM(mcs) ((1 << 3) | (mcs))
3634 #define HT(mcs) (mcs)
3636 rt2870_io_mac_write(sc
, RT2870_REG_TX_LG_FBK_CFG0
,
3637 (OFDM(6) << 28) | /* 54 -> 48 */
3638 (OFDM(5) << 24) | /* 48 -> 36 */
3639 (OFDM(4) << 20) | /* 36 -> 24 */
3640 (OFDM(3) << 16) | /* 24 -> 18 */
3641 (OFDM(2) << 12) | /* 18 -> 12 */
3642 (OFDM(1) << 8) | /* 12 -> 9 */
3643 (OFDM(0) << 4) | /* 9 -> 6 */
3644 OFDM(0)); /* 6 -> 6 */
3646 rt2870_io_mac_write(sc
, RT2870_REG_TX_LG_FBK_CFG1
,
3647 (CCK(2) << 12) | /* 11 -> 5.5 */
3648 (CCK(1) << 8) | /* 5.5 -> 2 */
3649 (CCK(0) << 4) | /* 2 -> 1 */
3650 CCK(0)); /* 1 -> 1 */
3652 rt2870_io_mac_write(sc
, RT2870_REG_TX_HT_FBK_CFG0
,
3662 rt2870_io_mac_write(sc
, RT2870_REG_TX_HT_FBK_CFG1
,
3678 * rt2870_asic_set_txpreamble
3680 static void rt2870_asic_set_txpreamble(struct rt2870_softc
*sc
)
3683 struct ieee80211com
*ic
;
3689 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATE
,
3690 "%s: %s short Tx preamble\n",
3691 device_get_nameunit(sc
->dev
),
3692 (ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
) ? "enabling" : "disabling");
3694 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_AUTO_RSP_CFG
);
3696 tmp
&= ~RT2870_REG_CCK_SHORT_ENABLE
;
3698 if (ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
)
3699 tmp
|= RT2870_REG_CCK_SHORT_ENABLE
;
3701 rt2870_io_mac_write(sc
, RT2870_REG_AUTO_RSP_CFG
, tmp
);
3705 * rt2870_asic_set_basicrates
3707 static void rt2870_asic_set_basicrates(struct rt2870_softc
*sc
)
3710 struct ieee80211com
*ic
;
3715 if (ic
->ic_curmode
== IEEE80211_MODE_11B
)
3716 rt2870_io_mac_write(sc
, RT2870_REG_LEGACY_BASIC_RATE
, 0xf);
3717 else if (ic
->ic_curmode
== IEEE80211_MODE_11A
)
3718 rt2870_io_mac_write(sc
, RT2870_REG_LEGACY_BASIC_RATE
, 0x150);
3720 rt2870_io_mac_write(sc
, RT2870_REG_LEGACY_BASIC_RATE
, 0x15f);
3724 * rt2870_asic_update_rtsthreshold
3726 static void rt2870_asic_update_rtsthreshold(struct rt2870_softc
*sc
)
3729 struct ieee80211com
*ic
;
3730 struct ieee80211vap
*vap
;
3736 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
3739 threshold
= IEEE80211_RTS_MAX
;
3740 else if (vap
->iv_flags_ht
& IEEE80211_FHT_AMSDU_TX
)
3743 threshold
= vap
->iv_rtsthreshold
;
3745 RT2870_DPRINTF(sc
, RT2870_DEBUG_PROT
,
3746 "%s: updating RTS threshold: %d\n",
3747 device_get_nameunit(sc
->dev
), threshold
);
3749 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_RTS_CFG
);
3751 tmp
&= ~(RT2870_REG_TX_RTS_THRESHOLD_MASK
<< RT2870_REG_TX_RTS_THRESHOLD_SHIFT
);
3753 tmp
|= ((threshold
& RT2870_REG_TX_RTS_THRESHOLD_MASK
) <<
3754 RT2870_REG_TX_RTS_THRESHOLD_SHIFT
);
3756 rt2870_io_mac_write(sc
, RT2870_REG_TX_RTS_CFG
, tmp
);
3760 * rt2870_asic_update_txpower
3762 static void rt2870_asic_update_txpower(struct rt2870_softc
*sc
)
3765 struct ieee80211com
*ic
;
3766 uint32_t *txpow_rate
;
3775 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATE
,
3776 "%s: updating Tx power: %d\n",
3777 device_get_nameunit(sc
->dev
), ic
->ic_txpowlimit
);
3779 if (!IEEE80211_IS_CHAN_HT40(ic
->ic_curchan
))
3781 txpow_rate
= sc
->txpow_rate_20mhz
;
3785 if (IEEE80211_IS_CHAN_2GHZ(ic
->ic_curchan
))
3786 txpow_rate
= sc
->txpow_rate_40mhz_2ghz
;
3788 txpow_rate
= sc
->txpow_rate_40mhz_5ghz
;
3793 val
= rt2870_io_bbp_read(sc
, 1);
3796 if (ic
->ic_txpowlimit
> 90)
3800 else if (ic
->ic_txpowlimit
> 60)
3804 else if (ic
->ic_txpowlimit
> 30)
3808 else if (ic
->ic_txpowlimit
> 15)
3812 else if (ic
->ic_txpowlimit
> 9)
3822 rt2870_io_bbp_write(sc
, 1, val
);
3824 for (i
= 0; i
< RT2870_SOFTC_TXPOW_RATE_COUNT
; i
++)
3826 if (txpow_rate
[i
] == 0xffffffff)
3829 tmp
= rt2870_read_eeprom_txpow_rate_add_delta(txpow_rate
[i
], delta
);
3831 rt2870_io_mac_write(sc
, RT2870_REG_TX_PWR_CFG(i
), tmp
);
3836 * rt2870_asic_update_promisc
3838 static void rt2870_asic_update_promisc(struct rt2870_softc
*sc
)
3845 printf("%s: %s promiscuous mode\n",
3846 device_get_nameunit(sc
->dev
),
3847 (ifp
->if_flags
& IFF_PROMISC
) ? "entering" : "leaving");
3849 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_RX_FILTER_CFG
);
3851 tmp
&= ~RT2870_REG_RX_FILTER_DROP_UC_NOME
;
3853 if (!(ifp
->if_flags
& IFF_PROMISC
))
3854 tmp
|= RT2870_REG_RX_FILTER_DROP_UC_NOME
;
3856 rt2870_io_mac_write(sc
, RT2870_REG_RX_FILTER_CFG
, tmp
);
3860 * rt2870_asic_updateprot
3862 static void rt2870_asic_updateprot(struct rt2870_softc
*sc
)
3865 struct ieee80211com
*ic
;
3866 struct ieee80211vap
*vap
;
3867 uint32_t cck_prot
, ofdm_prot
, mm20_prot
, mm40_prot
, gf20_prot
, gf40_prot
;
3869 enum ieee80211_protmode htprotmode
;
3873 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
3875 if (!(sc
->flags
& RT2870_SOFTC_FLAGS_VALID
))
3878 /* CCK frame protection */
3880 cck_prot
= RT2870_REG_RTSTH_ENABLE
| RT2870_REG_PROT_NAV_SHORT
|
3881 RT2870_REG_TXOP_ALLOW_ALL
| RT2870_REG_PROT_CTRL_NONE
;
3883 /* set up protection frame phy mode and rate (MCS code) */
3885 if (ic
->ic_curmode
== IEEE80211_MODE_11A
)
3886 cck_prot
|= (RT2870_REG_PROT_PHYMODE_OFDM
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
3887 (0 << RT2870_REG_PROT_MCS_SHIFT
);
3889 cck_prot
|= ((RT2870_REG_PROT_PHYMODE_CCK
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
3890 (3 << RT2870_REG_PROT_MCS_SHIFT
));
3892 rt2870_io_mac_write(sc
, RT2870_REG_TX_CCK_PROT_CFG
, cck_prot
);
3894 /* OFDM frame protection */
3896 ofdm_prot
= RT2870_REG_RTSTH_ENABLE
| RT2870_REG_PROT_NAV_SHORT
|
3897 RT2870_REG_TXOP_ALLOW_ALL
;
3899 if (ic
->ic_flags
& IEEE80211_F_USEPROT
)
3901 RT2870_DPRINTF(sc
, RT2870_DEBUG_PROT
,
3902 "%s: updating protection mode: b/g protection mode=%s\n",
3903 device_get_nameunit(sc
->dev
),
3904 (ic
->ic_protmode
== IEEE80211_PROT_RTSCTS
) ? "RTS/CTS" :
3905 ((ic
->ic_protmode
== IEEE80211_PROT_CTSONLY
) ? "CTS-to-self" : "none"));
3907 if (ic
->ic_protmode
== IEEE80211_PROT_RTSCTS
)
3908 ofdm_prot
|= RT2870_REG_PROT_CTRL_RTS_CTS
;
3909 else if (ic
->ic_protmode
== IEEE80211_PROT_CTSONLY
)
3910 ofdm_prot
|= RT2870_REG_PROT_CTRL_CTS
;
3912 ofdm_prot
|= RT2870_REG_PROT_CTRL_NONE
;
3916 RT2870_DPRINTF(sc
, RT2870_DEBUG_PROT
,
3917 "%s: updating protection mode: b/g protection mode=%s\n",
3918 device_get_nameunit(sc
->dev
), "none");
3920 ofdm_prot
|= RT2870_REG_PROT_CTRL_NONE
;
3923 rt2870_io_mac_write(sc
, RT2870_REG_TX_OFDM_PROT_CFG
, ofdm_prot
);
3925 /* HT frame protection */
3927 if ((vap
!= NULL
) && (vap
->iv_opmode
== IEEE80211_M_STA
) && (vap
->iv_state
== IEEE80211_S_RUN
))
3928 htopmode
= vap
->iv_bss
->ni_htopmode
;
3930 htopmode
= ic
->ic_curhtprotmode
;
3932 htprotmode
= ic
->ic_htprotmode
;
3934 /* force HT mixed mode and RTS/CTS protection if A-MPDU Tx aggregation is enabled */
3936 if (sc
->tx_ampdu_sessions
> 0)
3938 RT2870_DPRINTF(sc
, RT2870_DEBUG_PROT
,
3939 "%s: updating protection mode: forcing HT mixed mode and RTS/CTS protection\n",
3940 device_get_nameunit(sc
->dev
));
3942 htopmode
= IEEE80211_HTINFO_OPMODE_MIXED
;
3943 htprotmode
= IEEE80211_PROT_RTSCTS
;
3946 RT2870_DPRINTF(sc
, RT2870_DEBUG_PROT
,
3947 "%s: updating protection mode: HT operation mode=0x%02x, protection mode=%s\n",
3948 device_get_nameunit(sc
->dev
),
3949 htopmode
& IEEE80211_HTINFO_OPMODE
,
3950 (htprotmode
== IEEE80211_PROT_RTSCTS
) ? "RTS/CTS" :
3951 ((htprotmode
== IEEE80211_PROT_CTSONLY
) ? "CTS-to-self" : "none"));
3953 switch (htopmode
& IEEE80211_HTINFO_OPMODE
)
3955 /* IEEE80211_HTINFO_OPMODE_HT20PR */
3956 case IEEE80211_HTINFO_OPMODE_HT20PR
:
3957 mm20_prot
= RT2870_REG_PROT_NAV_SHORT
| RT2870_REG_PROT_CTRL_NONE
|
3958 RT2870_REG_TXOP_ALLOW_CCK
| RT2870_REG_TXOP_ALLOW_OFDM
|
3959 RT2870_REG_TXOP_ALLOW_MM20
| RT2870_REG_TXOP_ALLOW_GF20
|
3960 (RT2870_REG_PROT_PHYMODE_OFDM
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
3961 (4 << RT2870_REG_PROT_MCS_SHIFT
);
3963 gf20_prot
= mm20_prot
;
3965 mm40_prot
= RT2870_REG_PROT_NAV_SHORT
| RT2870_REG_PROT_CTRL_NONE
|
3966 RT2870_REG_TXOP_ALLOW_ALL
|
3967 (RT2870_REG_PROT_PHYMODE_OFDM
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
3968 (0x84 << RT2870_REG_PROT_MCS_SHIFT
);
3970 if (htprotmode
== IEEE80211_PROT_RTSCTS
)
3971 mm40_prot
|= RT2870_REG_PROT_CTRL_RTS_CTS
;
3972 else if (htprotmode
== IEEE80211_PROT_CTSONLY
)
3973 mm40_prot
|= RT2870_REG_PROT_CTRL_CTS
;
3975 mm40_prot
|= RT2870_REG_PROT_CTRL_NONE
;
3977 gf40_prot
= mm40_prot
;
3980 /* IEEE80211_HTINFO_OPMODE_MIXED */
3981 case IEEE80211_HTINFO_OPMODE_MIXED
:
3982 mm20_prot
= RT2870_REG_PROT_NAV_SHORT
|
3983 RT2870_REG_TXOP_ALLOW_CCK
| RT2870_REG_TXOP_ALLOW_OFDM
|
3984 RT2870_REG_TXOP_ALLOW_MM20
| RT2870_REG_TXOP_ALLOW_GF20
;
3986 if (ic
->ic_flags
& IEEE80211_F_USEPROT
)
3987 mm20_prot
|= (RT2870_REG_PROT_PHYMODE_CCK
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
3988 (3 << RT2870_REG_PROT_MCS_SHIFT
);
3990 mm20_prot
|= (RT2870_REG_PROT_PHYMODE_OFDM
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
3991 (4 << RT2870_REG_PROT_MCS_SHIFT
);
3993 if (htprotmode
== IEEE80211_PROT_RTSCTS
)
3994 mm20_prot
|= RT2870_REG_PROT_CTRL_RTS_CTS
;
3995 else if (htprotmode
== IEEE80211_PROT_CTSONLY
)
3996 mm20_prot
|= RT2870_REG_PROT_CTRL_CTS
;
3998 mm20_prot
|= RT2870_REG_PROT_CTRL_NONE
;
4000 gf20_prot
= mm20_prot
;
4002 mm40_prot
= RT2870_REG_PROT_NAV_SHORT
| RT2870_REG_TXOP_ALLOW_ALL
;
4004 if (ic
->ic_flags
& IEEE80211_F_USEPROT
)
4005 mm40_prot
|= (RT2870_REG_PROT_PHYMODE_CCK
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
4006 (3 << RT2870_REG_PROT_MCS_SHIFT
);
4008 mm40_prot
|= (RT2870_REG_PROT_PHYMODE_OFDM
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
4009 (0x84 << RT2870_REG_PROT_MCS_SHIFT
);
4011 if (htprotmode
== IEEE80211_PROT_RTSCTS
)
4012 mm40_prot
|= RT2870_REG_PROT_CTRL_RTS_CTS
;
4013 else if (htprotmode
== IEEE80211_PROT_CTSONLY
)
4014 mm40_prot
|= RT2870_REG_PROT_CTRL_CTS
;
4016 mm40_prot
|= RT2870_REG_PROT_CTRL_NONE
;
4018 gf40_prot
= mm40_prot
;
4022 * IEEE80211_HTINFO_OPMODE_PURE
4023 * IEEE80211_HTINFO_OPMODE_PROTOPT
4025 case IEEE80211_HTINFO_OPMODE_PURE
:
4026 case IEEE80211_HTINFO_OPMODE_PROTOPT
:
4028 mm20_prot
= RT2870_REG_PROT_NAV_SHORT
| RT2870_REG_PROT_CTRL_NONE
|
4029 RT2870_REG_TXOP_ALLOW_CCK
| RT2870_REG_TXOP_ALLOW_OFDM
|
4030 RT2870_REG_TXOP_ALLOW_MM20
| RT2870_REG_TXOP_ALLOW_GF20
|
4031 (RT2870_REG_PROT_PHYMODE_OFDM
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
4032 (4 << RT2870_REG_PROT_MCS_SHIFT
);
4034 gf20_prot
= mm20_prot
;
4036 mm40_prot
= RT2870_REG_PROT_NAV_SHORT
| RT2870_REG_PROT_CTRL_NONE
|
4037 RT2870_REG_TXOP_ALLOW_ALL
|
4038 (RT2870_REG_PROT_PHYMODE_OFDM
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
4039 (0x84 << RT2870_REG_PROT_MCS_SHIFT
);
4041 gf40_prot
= mm40_prot
;
4045 rt2870_io_mac_write(sc
, RT2870_REG_TX_MM20_PROT_CFG
, mm20_prot
);
4046 rt2870_io_mac_write(sc
, RT2870_REG_TX_MM40_PROT_CFG
, mm40_prot
);
4047 rt2870_io_mac_write(sc
, RT2870_REG_TX_GF20_PROT_CFG
, gf20_prot
);
4048 rt2870_io_mac_write(sc
, RT2870_REG_TX_GF40_PROT_CFG
, gf40_prot
);
4052 * rt2870_asic_updateslot
4054 static void rt2870_asic_updateslot(struct rt2870_softc
*sc
)
4057 struct ieee80211com
*ic
;
4058 struct ieee80211vap
*vap
;
4063 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
4065 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATE
,
4066 "%s: %s short slot time\n",
4067 device_get_nameunit(sc
->dev
),
4068 ((ic
->ic_flags
& IEEE80211_F_SHSLOT
) ||
4069 ((vap
!= NULL
) && (vap
->iv_flags
& IEEE80211_F_BURST
))) ? "enabling" : "disabling");
4071 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_BKOFF_SLOT_CFG
);
4075 if ((ic
->ic_flags
& IEEE80211_F_SHSLOT
) ||
4076 ((vap
!= NULL
) && (vap
->iv_flags
& IEEE80211_F_BURST
)))
4077 tmp
|= IEEE80211_DUR_SHSLOT
;
4079 tmp
|= IEEE80211_DUR_SLOT
;
4081 rt2870_io_mac_write(sc
, RT2870_REG_BKOFF_SLOT_CFG
, tmp
);
4085 * rt2870_asic_wme_update
4087 static void rt2870_asic_wme_update(struct rt2870_softc
*sc
)
4090 struct ieee80211com
*ic
;
4091 struct ieee80211_wme_state
*wme
;
4092 const struct wmeParams
*wmep
;
4098 wmep
= wme
->wme_chanParams
.cap_wmeParams
;
4100 RT2870_DPRINTF(sc
, RT2870_DEBUG_WME
,
4101 "%s: wme update: WME_AC_VO=%d/%d/%d/%d, WME_AC_VI=%d/%d/%d/%d, "
4102 "WME_AC_BK=%d/%d/%d/%d, WME_AC_BE=%d/%d/%d/%d\n",
4103 device_get_nameunit(sc
->dev
),
4104 wmep
[WME_AC_VO
].wmep_aifsn
,
4105 wmep
[WME_AC_VO
].wmep_logcwmin
, wmep
[WME_AC_VO
].wmep_logcwmax
,
4106 wmep
[WME_AC_VO
].wmep_txopLimit
,
4107 wmep
[WME_AC_VI
].wmep_aifsn
,
4108 wmep
[WME_AC_VI
].wmep_logcwmin
, wmep
[WME_AC_VI
].wmep_logcwmax
,
4109 wmep
[WME_AC_VI
].wmep_txopLimit
,
4110 wmep
[WME_AC_BK
].wmep_aifsn
,
4111 wmep
[WME_AC_BK
].wmep_logcwmin
, wmep
[WME_AC_BK
].wmep_logcwmax
,
4112 wmep
[WME_AC_BK
].wmep_txopLimit
,
4113 wmep
[WME_AC_BE
].wmep_aifsn
,
4114 wmep
[WME_AC_BE
].wmep_logcwmin
, wmep
[WME_AC_BE
].wmep_logcwmax
,
4115 wmep
[WME_AC_BE
].wmep_txopLimit
);
4117 for (i
= 0; i
< WME_NUM_AC
; i
++)
4118 rt2870_io_mac_write(sc
, RT2870_REG_TX_EDCA_AC_CFG(i
),
4119 (wmep
[i
].wmep_logcwmax
<< 16) | (wmep
[i
].wmep_logcwmin
<< 12) |
4120 (wmep
[i
].wmep_aifsn
<< 8) | wmep
[i
].wmep_txopLimit
);
4122 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_WMM_AIFSN_CFG
,
4123 (wmep
[WME_AC_VO
].wmep_aifsn
<< 12) | (wmep
[WME_AC_VI
].wmep_aifsn
<< 8) |
4124 (wmep
[WME_AC_BK
].wmep_aifsn
<< 4) | wmep
[WME_AC_BE
].wmep_aifsn
);
4126 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_WMM_CWMIN_CFG
,
4127 (wmep
[WME_AC_VO
].wmep_logcwmin
<< 12) | (wmep
[WME_AC_VI
].wmep_logcwmin
<< 8) |
4128 (wmep
[WME_AC_BK
].wmep_logcwmin
<< 4) | wmep
[WME_AC_BE
].wmep_logcwmin
);
4130 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_WMM_CWMAX_CFG
,
4131 (wmep
[WME_AC_VO
].wmep_logcwmax
<< 12) | (wmep
[WME_AC_VI
].wmep_logcwmax
<< 8) |
4132 (wmep
[WME_AC_BK
].wmep_logcwmax
<< 4) | wmep
[WME_AC_BE
].wmep_logcwmax
);
4134 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_WMM_TXOP0_CFG
,
4135 (wmep
[WME_AC_BK
].wmep_txopLimit
<< 16) | wmep
[WME_AC_BE
].wmep_txopLimit
);
4137 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_WMM_TXOP1_CFG
,
4138 (wmep
[WME_AC_VO
].wmep_txopLimit
<< 16) | wmep
[WME_AC_VI
].wmep_txopLimit
);
4142 * rt2870_asic_update_beacon
4144 static void rt2870_asic_update_beacon(struct rt2870_softc
*sc
,
4145 struct ieee80211vap
*vap
)
4147 struct rt2870_softc_vap
*rvap
;
4149 struct rt2870_txwi
*txwi
;
4152 rvap
= (struct rt2870_softc_vap
*) vap
;
4154 m
= rvap
->beacon_mbuf
;
4155 txwi
= &rvap
->beacon_txwi
;
4157 /* disable temporarily TSF sync */
4159 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_BCN_TIME_CFG
);
4161 tmp
&= ~(RT2870_REG_BCN_TX_ENABLE
|
4162 RT2870_REG_TSF_TIMER_ENABLE
|
4163 RT2870_REG_TBTT_TIMER_ENABLE
);
4165 rt2870_io_mac_write(sc
, RT2870_REG_BCN_TIME_CFG
, tmp
);
4167 /* write Tx wireless info and beacon frame to on-chip memory */
4169 rt2870_io_mac_write_multi(sc
, RT2870_REG_BEACON_BASE(0),
4170 txwi
, sizeof(struct rt2870_txwi
));
4172 rt2870_io_mac_write_multi(sc
, RT2870_REG_BEACON_BASE(0) + sizeof(struct rt2870_txwi
),
4173 mtod(m
, uint8_t *), m
->m_pkthdr
.len
);
4175 /* enable again TSF sync */
4177 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_BCN_TIME_CFG
);
4179 tmp
|= (RT2870_REG_BCN_TX_ENABLE
|
4180 RT2870_REG_TSF_TIMER_ENABLE
|
4181 RT2870_REG_TBTT_TIMER_ENABLE
);
4183 rt2870_io_mac_write(sc
, RT2870_REG_BCN_TIME_CFG
, tmp
);
4187 * rt2870_asic_clear_keytables
4189 static void rt2870_asic_clear_keytables(struct rt2870_softc
*sc
)
4193 /* clear Rx WCID search table (entries = 256, entry size = 8) */
4195 for (i
= 0; i
< 256; i
++)
4197 rt2870_io_mac_write(sc
, RT2870_REG_WCID(i
), 0xffffffff);
4198 rt2870_io_mac_write(sc
, RT2870_REG_WCID(i
) + 4, 0x0000ffff);
4201 /* clear WCID attribute table (entries = 256, entry size = 4) */
4203 rt2870_io_mac_set_region_4(sc
, RT2870_REG_WCID_ATTR(0), 0, 256);
4205 /* clear IV/EIV table (entries = 256, entry size = 8) */
4207 rt2870_io_mac_set_region_4(sc
, RT2870_REG_IVEIV(0), 0, 2 * 256);
4209 /* clear pairwise key table (entries = 256, entry size = 32) */
4211 rt2870_io_mac_set_region_4(sc
, RT2870_REG_PKEY(0), 0, 8 * 256);
4213 /* clear shared key table (entries = 32, entry size = 32) */
4215 rt2870_io_mac_set_region_4(sc
, RT2870_REG_SKEY(0, 0), 0, 8 * 32);
4217 /* clear shared key mode (entries = 32, entry size = 2) */
4219 rt2870_io_mac_set_region_4(sc
, RT2870_REG_SKEY_MODE(0), 0, 16);
4223 * rt2870_asic_add_ba_session
4225 static void rt2870_asic_add_ba_session(struct rt2870_softc
*sc
,
4226 uint8_t wcid
, int tid
)
4230 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_WCID(wcid
) + 4);
4232 tmp
|= (0x10000 << tid
);
4234 rt2870_io_mac_write(sc
, RT2870_REG_WCID(wcid
) + 4, tmp
);
4238 * rt2860_asic_del_ba_session
4240 static void rt2870_asic_del_ba_session(struct rt2870_softc
*sc
,
4241 uint8_t wcid
, int tid
)
4245 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_WCID(wcid
) + 4);
4247 tmp
&= ~(0x10000 << tid
);
4249 rt2870_io_mac_write(sc
, RT2870_REG_WCID(wcid
) + 4, tmp
);
4253 * rt2870_beacon_alloc
4255 static int rt2870_beacon_alloc(struct rt2870_softc
*sc
,
4256 struct ieee80211vap
*vap
)
4258 struct ieee80211com
*ic
;
4259 struct rt2870_softc_vap
*rvap
;
4261 struct rt2870_txwi txwi
;
4265 rvap
= (struct rt2870_softc_vap
*) vap
;
4267 m
= ieee80211_beacon_alloc(vap
->iv_bss
, &rvap
->beacon_offsets
);
4271 rate
= IEEE80211_IS_CHAN_5GHZ(vap
->iv_bss
->ni_chan
) ? 12 : 2;
4272 mcs
= rt2870_rate2mcs(rate
);
4274 RT2870_DPRINTF(sc
, RT2870_DEBUG_BEACON
,
4275 "%s: beacon allocate: mcs=0x%02x\n",
4276 device_get_nameunit(sc
->dev
), mcs
);
4278 memset(&txwi
, 0, sizeof(struct rt2870_txwi
));
4280 txwi
.wcid
= RT2870_WCID_RESERVED
;
4281 txwi
.pid_mpdu_len
= ((htole16(m
->m_pkthdr
.len
) & RT2870_TXWI_MPDU_LEN_MASK
) <<
4282 RT2870_TXWI_MPDU_LEN_SHIFT
);
4283 txwi
.txop
= (RT2870_TXWI_TXOP_HT
<< RT2870_TXWI_TXOP_SHIFT
);
4284 txwi
.mpdu_density_flags
|=
4285 (RT2870_TXWI_FLAGS_TS
<< RT2870_TXWI_FLAGS_SHIFT
);
4286 txwi
.bawin_size_xflags
|=
4287 (RT2870_TXWI_XFLAGS_NSEQ
<< RT2870_TXWI_XFLAGS_SHIFT
);
4291 txwi
.phymode_ifs_stbc_shortgi
=
4292 (RT2870_TXWI_PHYMODE_CCK
<< RT2870_TXWI_PHYMODE_SHIFT
);
4294 if (rate
!= 2 && (ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
))
4295 mcs
|= RT2870_TXWI_MCS_SHOTPRE
;
4299 txwi
.phymode_ifs_stbc_shortgi
=
4300 (RT2870_TXWI_PHYMODE_OFDM
<< RT2870_TXWI_PHYMODE_SHIFT
);
4303 txwi
.bw_mcs
= (RT2870_TXWI_BW_20
<< RT2870_TXWI_BW_SHIFT
) |
4304 ((mcs
& RT2870_TXWI_MCS_MASK
) << RT2870_TXWI_MCS_SHIFT
);
4306 if (rvap
->beacon_mbuf
!= NULL
)
4308 m_free(rvap
->beacon_mbuf
);
4309 rvap
->beacon_mbuf
= NULL
;
4312 rvap
->beacon_mbuf
= m
;
4313 rvap
->beacon_txwi
= txwi
;
4321 static uint8_t rt2870_rxrate(struct rt2870_rxwi
*rxwi
)
4323 uint8_t mcs
, phymode
;
4326 mcs
= (rxwi
->bw_mcs
>> RT2870_RXWI_MCS_SHIFT
) & RT2870_RXWI_MCS_MASK
;
4327 phymode
= (rxwi
->phymode_stbc_shortgi
>> RT2870_RXWI_PHYMODE_SHIFT
) &
4328 RT2870_RXWI_PHYMODE_MASK
;
4334 case RT2870_RXWI_PHYMODE_CCK
:
4335 switch (mcs
& ~RT2870_RXWI_MCS_SHOTPRE
)
4337 case 0: rate
= 2; break; /* 1 Mbps */
4338 case 1: rate
= 4; break; /* 2 MBps */
4339 case 2: rate
= 11; break; /* 5.5 Mbps */
4340 case 3: rate
= 22; break; /* 11 Mbps */
4344 case RT2870_RXWI_PHYMODE_OFDM
:
4347 case 0: rate
= 12; break; /* 6 Mbps */
4348 case 1: rate
= 18; break; /* 9 Mbps */
4349 case 2: rate
= 24; break; /* 12 Mbps */
4350 case 3: rate
= 36; break; /* 18 Mbps */
4351 case 4: rate
= 48; break; /* 24 Mbps */
4352 case 5: rate
= 72; break; /* 36 Mbps */
4353 case 6: rate
= 96; break; /* 48 Mbps */
4354 case 7: rate
= 108; break; /* 54 Mbps */
4358 case RT2870_RXWI_PHYMODE_HT_MIXED
:
4359 case RT2870_RXWI_PHYMODE_HT_GF
:
4367 * rt2870_maxrssi_rxpath
4369 static uint8_t rt2870_maxrssi_rxpath(struct rt2870_softc
*sc
,
4370 const struct rt2870_rxwi
*rxwi
)
4376 if (sc
->nrxpath
> 1)
4377 if (rxwi
->rssi
[1] > rxwi
->rssi
[rxpath
])
4380 if (sc
->nrxpath
> 2)
4381 if (rxwi
->rssi
[2] > rxwi
->rssi
[rxpath
])
4390 static int8_t rt2870_rssi2dbm(struct rt2870_softc
*sc
,
4391 uint8_t rssi
, uint8_t rxpath
)
4394 struct ieee80211com
*ic
;
4395 struct ieee80211_channel
*c
;
4397 int8_t rssi_off
, lna_gain
;
4405 chan
= ieee80211_chan2ieee(ic
, c
);
4407 if (IEEE80211_IS_CHAN_5GHZ(c
))
4409 rssi_off
= sc
->rssi_off_5ghz
[rxpath
];
4412 lna_gain
= sc
->lna_gain
[1];
4413 else if (chan
<= 128)
4414 lna_gain
= sc
->lna_gain
[2];
4416 lna_gain
= sc
->lna_gain
[3];
4420 rssi_off
= sc
->rssi_off_2ghz
[rxpath
];
4421 lna_gain
= sc
->lna_gain
[0];
4424 return (-12 - rssi_off
- lna_gain
- rssi
);
4430 static uint8_t rt2870_rate2mcs(uint8_t rate
)
4457 static void rt2870_rx_frame(struct rt2870_softc
*sc
,
4458 uint8_t *buf
, uint32_t dmalen
)
4461 struct ieee80211com
*ic
;
4462 struct ieee80211_frame
*wh
;
4463 struct ieee80211_node
*ni
;
4464 struct rt2870_softc_node
*rni
;
4465 struct rt2870_softc_rx_radiotap_header
*tap
;
4466 struct rt2870_rxwi
*rxwi
;
4467 struct rt2870_rxinfo
*rxinfo
;
4469 uint32_t rxinfo_flags
;
4470 uint8_t cipher_err
, rssi
, ant
, phymode
, bw
, shortgi
, stbc
, mcs
, keyidx
, tid
, frag
;
4473 int len
, ampdu
, amsdu
, rssi_dbm_rel
, i
;
4478 /* get Rx wireless info */
4480 rxwi
= (struct rt2870_rxwi
*) buf
;
4481 len
= (le16toh(rxwi
->tid_size
) >> RT2870_RXWI_SIZE_SHIFT
) &
4482 RT2870_RXWI_SIZE_MASK
;
4486 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
4487 "%s: bad rxwi len: DMA len=%d, rxwi len=%d\n",
4488 device_get_nameunit(sc
->dev
), dmalen
, len
);
4494 rxinfo
= (struct rt2870_rxinfo
*) ((caddr_t
) rxwi
+ dmalen
);
4495 rxinfo_flags
= le32toh(rxinfo
->flags
);
4497 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
4498 "%s: Rx frame: DMA len=%d, len=%d, rxinfo flags=0x%08x\n",
4499 device_get_nameunit(sc
->dev
), dmalen
, len
, rxinfo_flags
);
4501 /* check for crc errors */
4503 if (rxinfo_flags
& RT2870_RXINFO_FLAGS_CRC_ERR
)
4505 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
4506 "%s: rxinfo: crc error\n",
4507 device_get_nameunit(sc
->dev
));
4511 if (!(ifp
->if_flags
& IFF_PROMISC
))
4515 wh
= (struct ieee80211_frame
*) (rxwi
+ 1);
4517 /* check for L2 padding between IEEE 802.11 frame header and body */
4519 if (rxinfo_flags
& RT2870_RXINFO_FLAGS_L2PAD
)
4521 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
4522 "%s: L2 padding: DMA len=%d, len=%d\n",
4523 device_get_nameunit(sc
->dev
), dmalen
, len
);
4528 m
= m_getjcl(M_DONTWAIT
, MT_DATA
, M_PKTHDR
, MJUMPAGESIZE
);
4531 sc
->rx_mbuf_alloc_errors
++;
4536 m
->m_pkthdr
.rcvif
= ifp
;
4537 m
->m_pkthdr
.len
= m
->m_len
= len
;
4539 m_copyback(m
, 0, len
, (caddr_t
) wh
);
4541 wh
= mtod(m
, struct ieee80211_frame
*);
4543 /* check for cipher errors */
4545 if (rxinfo_flags
& RT2870_RXINFO_FLAGS_DECRYPTED
)
4547 cipher_err
= ((rxinfo_flags
>> RT2870_RXINFO_FLAGS_CIPHER_ERR_SHIFT
) &
4548 RT2870_RXINFO_FLAGS_CIPHER_ERR_MASK
);
4549 if (cipher_err
== RT2870_RXINFO_FLAGS_CIPHER_ERR_NONE
)
4551 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
4552 wh
->i_fc
[1] &= ~IEEE80211_FC1_WEP
;
4554 m
->m_flags
|= M_WEP
;
4556 sc
->rx_cipher_no_errors
++;
4560 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
4561 "%s: rxinfo: cipher error=0x%02x\n",
4562 device_get_nameunit(sc
->dev
), cipher_err
);
4564 if (cipher_err
== RT2870_RXINFO_FLAGS_CIPHER_ERR_ICV
)
4565 sc
->rx_cipher_icv_errors
++;
4566 else if (cipher_err
== RT2870_RXINFO_FLAGS_CIPHER_ERR_MIC
)
4567 sc
->rx_cipher_mic_errors
++;
4568 else if (cipher_err
== RT2870_RXINFO_FLAGS_CIPHER_ERR_INVALID_KEY
)
4569 sc
->rx_cipher_invalid_key_errors
++;
4571 if ((cipher_err
== RT2870_RXINFO_FLAGS_CIPHER_ERR_MIC
) &&
4572 (rxinfo_flags
& RT2870_RXINFO_FLAGS_MYBSS
))
4574 ni
= ieee80211_find_rxnode(ic
, (const struct ieee80211_frame_min
*) wh
);
4577 keyidx
= (rxwi
->udf_bssidx_keyidx
>> RT2870_RXWI_KEYIDX_SHIFT
) &
4578 RT2870_RXWI_KEYIDX_MASK
;
4580 ieee80211_notify_michael_failure(ni
->ni_vap
, wh
, keyidx
);
4582 ieee80211_free_node(ni
);
4588 if (!(ifp
->if_flags
& IFF_PROMISC
))
4597 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
4599 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
4600 "%s: rxinfo: not decrypted but protected flag set\n",
4601 device_get_nameunit(sc
->dev
));
4605 if (!(ifp
->if_flags
& IFF_PROMISC
))
4613 /* check for A-MPDU */
4615 if (rxinfo_flags
& RT2870_RXINFO_FLAGS_BA
)
4617 m
->m_flags
|= M_AMPDU
;
4621 if (wh
->i_fc
[1] & IEEE80211_FC1_RETRY
)
4622 sc
->rx_ampdu_retries
++;
4631 /* check for A-MSDU */
4633 if (rxinfo_flags
& RT2870_RXINFO_FLAGS_AMSDU
)
4644 ant
= rt2870_maxrssi_rxpath(sc
, rxwi
);
4645 rssi
= rxwi
->rssi
[ant
];
4646 rssi_dbm
= rt2870_rssi2dbm(sc
, rssi
, ant
);
4647 phymode
= ((rxwi
->phymode_stbc_shortgi
>> RT2870_RXWI_PHYMODE_SHIFT
) &
4648 RT2870_RXWI_PHYMODE_MASK
);
4649 bw
= ((rxwi
->bw_mcs
>> RT2870_RXWI_BW_SHIFT
) & RT2870_RXWI_BW_MASK
);
4650 shortgi
= ((rxwi
->phymode_stbc_shortgi
>> RT2870_RXWI_SHORTGI_SHIFT
) &
4651 RT2870_RXWI_SHORTGI_MASK
);
4652 stbc
= ((rxwi
->phymode_stbc_shortgi
>> RT2870_RXWI_STBC_SHIFT
) &
4653 RT2870_RXWI_STBC_MASK
);
4654 mcs
= ((rxwi
->bw_mcs
>> RT2870_RXWI_MCS_SHIFT
) & RT2870_RXWI_MCS_MASK
);
4655 tid
= ((rxwi
->tid_size
>> RT2870_RXWI_TID_SHIFT
) & RT2870_RXWI_TID_MASK
);
4656 seq
= ((rxwi
->seq_frag
>> RT2870_RXWI_SEQ_SHIFT
) & RT2870_RXWI_SEQ_MASK
);
4657 frag
= ((rxwi
->seq_frag
>> RT2870_RXWI_FRAG_SHIFT
) & RT2870_RXWI_FRAG_MASK
);
4659 if (ieee80211_radiotap_active(ic
))
4663 tap
->flags
= (rxinfo_flags
& RT2870_RXINFO_FLAGS_L2PAD
) ? IEEE80211_RADIOTAP_F_DATAPAD
: 0;
4664 tap
->dbm_antsignal
= rssi_dbm
;
4665 tap
->dbm_antnoise
= RT2870_NOISE_FLOOR
;
4667 tap
->antsignal
= rssi
;
4668 tap
->chan_flags
= htole32(ic
->ic_curchan
->ic_flags
);
4669 tap
->chan_freq
= htole16(ic
->ic_curchan
->ic_freq
);
4670 tap
->chan_ieee
= ic
->ic_curchan
->ic_ieee
;
4671 tap
->chan_maxpow
= 0;
4673 if (phymode
== RT2870_RXWI_PHYMODE_CCK
|| phymode
== RT2870_RXWI_PHYMODE_OFDM
)
4674 tap
->rate
= rt2870_rxrate(rxwi
);
4676 tap
->rate
= mcs
| IEEE80211_RATE_MCS
;
4678 if (rxinfo_flags
& RT2870_RXINFO_FLAGS_CRC_ERR
)
4679 tap
->flags
|= IEEE80211_RADIOTAP_F_BADFCS
;
4681 if (rxinfo_flags
& RT2870_RXINFO_FLAGS_FRAG
)
4682 tap
->flags
|= IEEE80211_RADIOTAP_F_FRAG
;
4684 if (rxwi
->bw_mcs
& RT2870_RXWI_MCS_SHOTPRE
)
4685 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTPRE
;
4687 if ((rxinfo_flags
& RT2870_RXINFO_FLAGS_DECRYPTED
) ||
4688 (wh
->i_fc
[1] & IEEE80211_FC1_WEP
))
4689 tap
->flags
|= IEEE80211_RADIOTAP_F_WEP
;
4692 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTGI
;
4694 /* XXX use temporarily radiotap CFP flag as A-MPDU flag */
4697 tap
->flags
|= IEEE80211_RADIOTAP_F_CFP
;
4701 * net80211 assumes that RSSI data are in the range [-127..127] and
4702 * in .5 dBm units relative to the current noise floor
4705 rssi_dbm_rel
= (rssi_dbm
- RT2870_NOISE_FLOOR
) * 2;
4706 if (rssi_dbm_rel
> 127)
4709 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
4710 "%s: received frame: len=%d, phymode=%d, bw=%d, shortgi=%d, stbc=0x%02x, mcs=%d, "
4711 "ant=%d, rssi=%d/%d/%d, snr=%d/%d, wcid=0x%02x, ampdu=%d, amsdu=%d, tid=%d, seq=%d, frag=%d, "
4712 "retry=%d, rssi_dbm=%d, rssi_dbm_rel=%d\n",
4713 device_get_nameunit(sc
->dev
),
4714 len
, phymode
, bw
, shortgi
, stbc
, mcs
,
4715 ant
, rxwi
->rssi
[0], rxwi
->rssi
[1], rxwi
->rssi
[2],
4716 rxwi
->snr
[0], rxwi
->snr
[1],
4717 rxwi
->wcid
, ampdu
, amsdu
, tid
, seq
, frag
, (wh
->i_fc
[1] & IEEE80211_FC1_RETRY
) ? 1 : 0,
4718 rssi_dbm
, rssi_dbm_rel
);
4720 ni
= ieee80211_find_rxnode(ic
, (struct ieee80211_frame_min
*) wh
);
4723 rni
= (struct rt2870_softc_node
*) ni
;
4725 for (i
= 0; i
< RT2870_SOFTC_RSSI_COUNT
; i
++)
4727 rni
->last_rssi
[i
] = rxwi
->rssi
[i
];
4728 rni
->last_rssi_dbm
[i
] = rt2870_rssi2dbm(sc
, rxwi
->rssi
[i
], i
);
4731 ieee80211_input(ni
, m
, rssi_dbm_rel
, RT2870_NOISE_FLOOR
);
4732 ieee80211_free_node(ni
);
4736 ieee80211_input_all(ic
, m
, rssi_dbm_rel
, RT2870_NOISE_FLOOR
);
4743 static int rt2870_tx_mgmt(struct rt2870_softc
*sc
,
4744 struct mbuf
*m
, struct ieee80211_node
*ni
, int qid
)
4747 struct ieee80211com
*ic
;
4748 struct ieee80211vap
*vap
;
4749 const struct ieee80211_txparam
*tp
;
4750 struct rt2870_softc_node
*rni
;
4751 struct rt2870_softc_tx_ring
*ring
;
4752 struct rt2870_softc_tx_data
*data
;
4753 struct rt2870_txinfo
*txinfo
;
4754 struct rt2870_txwi
*txwi
;
4755 struct ieee80211_frame
*wh
;
4756 struct rt2870_softc_tx_radiotap_header
*tap
;
4757 u_int hdrsize
, hdrspace
;
4758 uint8_t rate
, mcs
, pid
;
4759 uint16_t len
, dmalen
, mpdu_len
, dur
;
4762 KASSERT(qid
>= 0 && qid
< (sc
->usb_endpoints
- 1),
4763 ("%s: Tx MGMT: invalid qid=%d\n",
4764 device_get_nameunit(sc
->dev
), qid
));
4769 rni
= (struct rt2870_softc_node
*) ni
;
4770 tp
= ni
->ni_txparms
;
4772 ring
= &sc
->tx_ring
[qid
];
4773 data
= STAILQ_FIRST(&ring
->inactive
);
4774 STAILQ_REMOVE_HEAD(&ring
->inactive
, next
);
4775 txinfo
= (struct rt2870_txinfo
*) data
->buf
;
4776 txwi
= (struct rt2870_txwi
*) (txinfo
+ 1);
4778 wh
= mtod(m
, struct ieee80211_frame
*);
4780 rate
= tp
->mgmtrate
& IEEE80211_RATE_VAL
;
4782 len
= sizeof(struct rt2870_txinfo
) + sizeof(struct rt2870_txwi
) + m
->m_pkthdr
.len
;
4784 /* align end on a 4-bytes boundary */
4786 dmalen
= (len
+ 3) & ~3;
4790 memset(txinfo
, 0, sizeof(struct rt2870_txinfo
));
4792 txinfo
->len
= htole16(dmalen
- sizeof(struct rt2870_txinfo
));
4794 txinfo
->qsel_flags
= (RT2870_TXINFO_QSEL_EDCA
<< RT2870_TXINFO_QSEL_SHIFT
);
4798 memset((caddr_t
) txinfo
+ len
, 0, dmalen
- len
);
4800 /* fill Tx wireless info */
4802 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
4805 mcs
= rt2870_rate2mcs(rate
);
4807 /* calculate MPDU length without padding */
4809 hdrsize
= ieee80211_anyhdrsize(wh
);
4810 hdrspace
= ieee80211_anyhdrspace(ic
, wh
);
4811 mpdu_len
= m
->m_pkthdr
.len
- hdrspace
+ hdrsize
;
4813 memset(txwi
, 0, sizeof(struct rt2870_txwi
));
4815 /* management frames do not need encryption */
4819 /* MIMO power save */
4821 if ((ni
->ni_flags
& IEEE80211_NODE_HT
) && (ni
->ni_flags
& IEEE80211_NODE_MIMO_PS
))
4825 if (ni
->ni_flags
& IEEE80211_NODE_MIMO_RTS
)
4827 /* dynamic MIMO power save */
4829 txwi
->mpdu_density_flags
|=
4830 (RT2870_TXWI_FLAGS_MIMOPS
<< RT2870_TXWI_FLAGS_SHIFT
);
4834 /* static MIMO power save */
4847 pid
= (mcs
< 0xf) ? (mcs
+ 1) : mcs
;
4849 txwi
->pid_mpdu_len
= ((htole16(pid
) & RT2870_TXWI_PID_MASK
) <<
4850 RT2870_TXWI_PID_SHIFT
) | ((htole16(mpdu_len
) & RT2870_TXWI_MPDU_LEN_MASK
) <<
4851 RT2870_TXWI_MPDU_LEN_SHIFT
);
4853 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
4855 txwi
->phymode_ifs_stbc_shortgi
|=
4856 (RT2870_TXWI_PHYMODE_HT_MIXED
<< RT2870_TXWI_PHYMODE_SHIFT
);
4860 if (ieee80211_rate2phytype(ic
->ic_rt
, rate
) != IEEE80211_T_OFDM
)
4862 txwi
->phymode_ifs_stbc_shortgi
|=
4863 (RT2870_TXWI_PHYMODE_CCK
<< RT2870_TXWI_PHYMODE_SHIFT
);
4865 if (rate
!= 2 && (ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
))
4866 mcs
|= RT2870_TXWI_MCS_SHOTPRE
;
4870 txwi
->phymode_ifs_stbc_shortgi
|=
4871 (RT2870_TXWI_PHYMODE_OFDM
<< RT2870_TXWI_PHYMODE_SHIFT
);
4875 txwi
->bw_mcs
= (RT2870_TXWI_BW_20
<< RT2870_TXWI_BW_SHIFT
) |
4876 ((mcs
& RT2870_TXWI_MCS_MASK
) << RT2870_TXWI_MCS_SHIFT
);
4878 txwi
->txop
= (RT2870_TXWI_TXOP_BACKOFF
<< RT2870_TXWI_TXOP_SHIFT
);
4880 /* skip ACKs for multicast frames */
4882 if (!IEEE80211_IS_MULTICAST(wh
->i_addr1
))
4884 txwi
->bawin_size_xflags
|=
4885 (RT2870_TXWI_XFLAGS_ACK
<< RT2870_TXWI_XFLAGS_SHIFT
);
4887 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
4889 /* preamble + plcp + signal extension + SIFS */
4891 dur
= 16 + 4 + 6 + 10;
4895 dur
= ieee80211_ack_duration(ic
->ic_rt
, rate
,
4896 ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
);
4899 *(uint16_t *) wh
->i_dur
= htole16(dur
);
4902 /* ask MAC to insert timestamp into probe responses */
4904 if ((wh
->i_fc
[0] & (IEEE80211_FC0_TYPE_MASK
| IEEE80211_FC0_SUBTYPE_MASK
)) ==
4905 (IEEE80211_FC0_TYPE_MGT
| IEEE80211_FC0_SUBTYPE_PROBE_RESP
))
4906 txwi
->mpdu_density_flags
|=
4907 (RT2870_TXWI_FLAGS_TS
<< RT2870_TXWI_FLAGS_SHIFT
);
4909 if (ieee80211_radiotap_active_vap(vap
))
4913 tap
->flags
= IEEE80211_RADIOTAP_F_DATAPAD
;
4914 tap
->chan_flags
= htole32(ic
->ic_curchan
->ic_flags
);
4915 tap
->chan_freq
= htole16(ic
->ic_curchan
->ic_freq
);
4916 tap
->chan_ieee
= ic
->ic_curchan
->ic_ieee
;
4917 tap
->chan_maxpow
= 0;
4919 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
4920 tap
->rate
= mcs
| IEEE80211_RATE_MCS
;
4924 if (mcs
& RT2870_TXWI_MCS_SHOTPRE
)
4925 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTPRE
;
4927 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
4928 tap
->flags
|= IEEE80211_RADIOTAP_F_WEP
;
4930 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
4932 wh
->i_fc
[1] &= ~IEEE80211_FC1_WEP
;
4934 ieee80211_radiotap_tx(vap
, m
);
4936 wh
->i_fc
[1] |= IEEE80211_FC1_WEP
;
4940 ieee80211_radiotap_tx(vap
, m
);
4944 m_copydata(m
, 0, m
->m_pkthdr
.len
, (caddr_t
) (txwi
+ 1));
4946 RT2870_DPRINTF(sc
, RT2870_DEBUG_TX
,
4947 "%s: sending MGMT frame: qid=%d, hdrsize=%d, hdrspace=%d, len=%d, "
4948 "mcs=%d, mimops=%d, DMA len=%d\n",
4949 device_get_nameunit(sc
->dev
),
4950 qid
, hdrsize
, hdrspace
, m
->m_pkthdr
.len
, mcs
, mimops
, dmalen
);
4956 STAILQ_INSERT_TAIL(&ring
->pending
, data
, next
);
4959 usbd_transfer_start(sc
->usb_xfer
[1 + qid
]);
4967 static int rt2870_tx_data(struct rt2870_softc
*sc
,
4968 struct mbuf
*m
, struct ieee80211_node
*ni
, int qid
)
4971 struct ieee80211com
*ic
;
4972 struct ieee80211vap
*vap
;
4973 const struct ieee80211_txparam
*tp
;
4974 struct rt2870_softc_node
*rni
;
4975 struct rt2870_softc_tx_ring
*ring
;
4976 struct rt2870_softc_tx_data
*data
;
4977 struct rt2870_txinfo
*txinfo
;
4978 struct rt2870_txwi
*txwi
;
4979 struct ieee80211_frame
*wh
;
4980 struct ieee80211_tx_ampdu
*tx_ampdu
;
4981 ieee80211_seq seqno
;
4982 struct rt2870_softc_tx_radiotap_header
*tap
;
4983 u_int hdrsize
, hdrspace
;
4984 uint8_t type
, rate
, bw
, stbc
, shortgi
, mcs
, pid
, wcid
, mpdu_density
, bawin_size
;
4985 uint16_t qos
, len
, dmalen
, mpdu_len
, dur
;
4986 int hasqos
, ac
, tid
, ampdu
, mimops
;
4988 KASSERT(qid
>= 0 && qid
< (sc
->usb_endpoints
- 1),
4989 ("%s: Tx data: invalid qid=%d\n",
4990 device_get_nameunit(sc
->dev
), qid
));
4995 rni
= (struct rt2870_softc_node
*) ni
;
4996 tp
= ni
->ni_txparms
;
4998 ring
= &sc
->tx_ring
[qid
];
4999 data
= STAILQ_FIRST(&ring
->inactive
);
5000 STAILQ_REMOVE_HEAD(&ring
->inactive
, next
);
5001 txinfo
= (struct rt2870_txinfo
*) data
->buf
;
5002 txwi
= (struct rt2870_txwi
*) (txinfo
+ 1);
5004 wh
= mtod(m
, struct ieee80211_frame
*);
5006 type
= wh
->i_fc
[0] & IEEE80211_FC0_TYPE_MASK
;
5008 hasqos
= IEEE80211_QOS_HAS_SEQ(wh
);
5011 if (IEEE80211_HAS_ADDR4(wh
))
5012 qos
= le16toh(*(const uint16_t *)
5013 (((struct ieee80211_qosframe_addr4
*) wh
)->i_qos
));
5015 qos
= le16toh(*(const uint16_t *)
5016 (((struct ieee80211_qosframe
*) wh
)->i_qos
));
5023 if (IEEE80211_IS_MULTICAST(wh
->i_addr1
))
5024 rate
= tp
->mcastrate
;
5025 else if (m
->m_flags
& M_EAPOL
)
5026 rate
= tp
->mgmtrate
;
5027 else if (tp
->ucastrate
!= IEEE80211_FIXED_RATE_NONE
)
5028 rate
= tp
->ucastrate
;
5030 rate
= ni
->ni_txrate
;
5032 rate
&= IEEE80211_RATE_VAL
;
5034 len
= sizeof(struct rt2870_txinfo
) + sizeof(struct rt2870_txwi
) + m
->m_pkthdr
.len
;
5036 /* align end on a 4-bytes boundary */
5038 dmalen
= (len
+ 3) & ~3;
5042 memset(txinfo
, 0, sizeof(struct rt2870_txinfo
));
5044 txinfo
->len
= htole16(dmalen
- sizeof(struct rt2870_txinfo
));
5046 txinfo
->qsel_flags
= (RT2870_TXINFO_QSEL_EDCA
<< RT2870_TXINFO_QSEL_SHIFT
);
5050 memset((caddr_t
) txinfo
+ len
, 0, dmalen
- len
);
5052 /* fill Tx wireless info */
5054 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
5057 mcs
= rt2870_rate2mcs(rate
);
5059 if (type
== IEEE80211_FC0_TYPE_DATA
)
5060 wcid
= !IEEE80211_IS_MULTICAST(wh
->i_addr1
) ? rni
->staid
: RT2870_WCID_MCAST
;
5062 wcid
= RT2870_WCID_RESERVED
;
5064 /* calculate MPDU length without padding */
5066 hdrsize
= ieee80211_anyhdrsize(wh
);
5067 hdrspace
= ieee80211_anyhdrspace(ic
, wh
);
5068 mpdu_len
= m
->m_pkthdr
.len
- hdrspace
+ hdrsize
;
5070 memset(txwi
, 0, sizeof(struct rt2870_txwi
));
5074 /* MIMO power save */
5076 if ((ni
->ni_flags
& IEEE80211_NODE_HT
) && (ni
->ni_flags
& IEEE80211_NODE_MIMO_PS
))
5080 if (ni
->ni_flags
& IEEE80211_NODE_MIMO_RTS
)
5082 /* dynamic MIMO power save */
5084 txwi
->mpdu_density_flags
|=
5085 (RT2870_TXWI_FLAGS_MIMOPS
<< RT2870_TXWI_FLAGS_SHIFT
);
5089 /* static MIMO power save */
5102 pid
= (mcs
< 0xf) ? (mcs
+ 1) : mcs
;
5104 txwi
->pid_mpdu_len
= ((htole16(pid
) & RT2870_TXWI_PID_MASK
) <<
5105 RT2870_TXWI_PID_SHIFT
) | ((htole16(mpdu_len
) & RT2870_TXWI_MPDU_LEN_MASK
) <<
5106 RT2870_TXWI_MPDU_LEN_SHIFT
);
5108 stbc
= sc
->tx_stbc
&& (mcs
<= 7) && (vap
->iv_htcaps
& IEEE80211_HTCAP_TXSTBC
) &&
5109 (ni
->ni_flags
& IEEE80211_NODE_HT
) && (ni
->ni_htcap
& IEEE80211_HTCAP_RXSTBC
);
5111 shortgi
= ((vap
->iv_flags_ht
& IEEE80211_FHT_SHORTGI20
) && (ni
->ni_flags
& IEEE80211_NODE_SGI20
) && (ni
->ni_chw
== 20)) ||
5112 ((vap
->iv_flags_ht
& IEEE80211_FHT_SHORTGI40
) && (ni
->ni_flags
& IEEE80211_NODE_SGI40
) && (ni
->ni_chw
== 40));
5114 txwi
->phymode_ifs_stbc_shortgi
|=
5115 ((stbc
& RT2870_TXWI_STBC_MASK
) << RT2870_TXWI_STBC_SHIFT
) |
5116 ((shortgi
& RT2870_TXWI_SHORTGI_MASK
) << RT2870_TXWI_SHORTGI_SHIFT
);
5118 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
5120 txwi
->phymode_ifs_stbc_shortgi
|=
5121 (RT2870_TXWI_PHYMODE_HT_MIXED
<< RT2870_TXWI_PHYMODE_SHIFT
);
5125 if (ieee80211_rate2phytype(ic
->ic_rt
, rate
) != IEEE80211_T_OFDM
)
5127 txwi
->phymode_ifs_stbc_shortgi
|=
5128 (RT2870_TXWI_PHYMODE_CCK
<< RT2870_TXWI_PHYMODE_SHIFT
);
5130 if (rate
!= 2 && (ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
))
5131 mcs
|= RT2870_TXWI_MCS_SHOTPRE
;
5135 txwi
->phymode_ifs_stbc_shortgi
|=
5136 (RT2870_TXWI_PHYMODE_OFDM
<< RT2870_TXWI_PHYMODE_SHIFT
);
5140 if ((ni
->ni_flags
& IEEE80211_NODE_HT
) && (ni
->ni_chw
== 40))
5141 bw
= RT2870_TXWI_BW_40
;
5143 bw
= RT2870_TXWI_BW_20
;
5145 txwi
->bw_mcs
= ((bw
& RT2870_TXWI_BW_MASK
) << RT2870_TXWI_BW_SHIFT
) |
5146 ((mcs
& RT2870_TXWI_MCS_MASK
) << RT2870_TXWI_MCS_SHIFT
);
5148 txwi
->txop
= (RT2870_TXWI_TXOP_HT
<< RT2870_TXWI_TXOP_SHIFT
);
5150 if (!IEEE80211_IS_MULTICAST(wh
->i_addr1
) &&
5151 (!hasqos
|| (qos
& IEEE80211_QOS_ACKPOLICY
) != IEEE80211_QOS_ACKPOLICY_NOACK
))
5153 txwi
->bawin_size_xflags
|=
5154 (RT2870_TXWI_XFLAGS_ACK
<< RT2870_TXWI_XFLAGS_SHIFT
);
5156 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
5158 /* preamble + plcp + signal extension + SIFS */
5160 dur
= 16 + 4 + 6 + 10;
5164 dur
= ieee80211_ack_duration(ic
->ic_rt
, rate
,
5165 ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
);
5168 *(uint16_t *) wh
->i_dur
= htole16(dur
);
5171 /* check fo A-MPDU */
5173 if (m
->m_flags
& M_AMPDU_MPDU
)
5175 ac
= M_WME_GETAC(m
);
5176 tid
= WME_AC_TO_TID(ac
);
5177 tx_ampdu
= &ni
->ni_tx_ampdu
[ac
];
5179 mpdu_density
= RT2870_MS(ni
->ni_htparam
, IEEE80211_HTCAP_MPDUDENSITY
);
5180 bawin_size
= tx_ampdu
->txa_wnd
;
5182 txwi
->mpdu_density_flags
|=
5183 ((mpdu_density
& RT2870_TXWI_MPDU_DENSITY_MASK
) << RT2870_TXWI_MPDU_DENSITY_SHIFT
) |
5184 (RT2870_TXWI_FLAGS_AMPDU
<< RT2870_TXWI_FLAGS_SHIFT
);
5186 txwi
->bawin_size_xflags
|=
5187 ((bawin_size
& RT2870_TXWI_BAWIN_SIZE_MASK
) << RT2870_TXWI_BAWIN_SIZE_SHIFT
);
5189 seqno
= ni
->ni_txseqs
[tid
]++;
5191 *(uint16_t *) &wh
->i_seq
[0] = htole16(seqno
<< IEEE80211_SEQ_SEQ_SHIFT
);
5202 /* ask MAC to insert timestamp into probe responses */
5204 if ((wh
->i_fc
[0] & (IEEE80211_FC0_TYPE_MASK
| IEEE80211_FC0_SUBTYPE_MASK
)) ==
5205 (IEEE80211_FC0_TYPE_MGT
| IEEE80211_FC0_SUBTYPE_PROBE_RESP
))
5206 txwi
->mpdu_density_flags
|=
5207 (RT2870_TXWI_FLAGS_TS
<< RT2870_TXWI_FLAGS_SHIFT
);
5209 if (ieee80211_radiotap_active_vap(vap
))
5213 tap
->flags
= IEEE80211_RADIOTAP_F_DATAPAD
;
5214 tap
->chan_flags
= htole32(ic
->ic_curchan
->ic_flags
);
5215 tap
->chan_freq
= htole16(ic
->ic_curchan
->ic_freq
);
5216 tap
->chan_ieee
= ic
->ic_curchan
->ic_ieee
;
5217 tap
->chan_maxpow
= 0;
5219 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
5220 tap
->rate
= mcs
| IEEE80211_RATE_MCS
;
5224 if (mcs
& RT2870_TXWI_MCS_SHOTPRE
)
5225 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTPRE
;
5228 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTGI
;
5230 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
5231 tap
->flags
|= IEEE80211_RADIOTAP_F_WEP
;
5233 /* XXX use temporarily radiotap CFP flag as A-MPDU flag */
5236 tap
->flags
|= IEEE80211_RADIOTAP_F_CFP
;
5238 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
5240 wh
->i_fc
[1] &= ~IEEE80211_FC1_WEP
;
5242 ieee80211_radiotap_tx(vap
, m
);
5244 wh
->i_fc
[1] |= IEEE80211_FC1_WEP
;
5248 ieee80211_radiotap_tx(vap
, m
);
5252 m_copydata(m
, 0, m
->m_pkthdr
.len
, (caddr_t
) (txwi
+ 1));
5254 RT2870_DPRINTF(sc
, RT2870_DEBUG_TX
,
5255 "%s: sending data: qid=%d, hdrsize=%d, hdrspace=%d, len=%d, "
5256 "bw=%d, stbc=%d, shortgi=%d, mcs=%d, wcid=0x%02x, "
5257 "ampdu=%d (density=%d, winsize=%d), mimops=%d, DMA len=%d\n",
5258 device_get_nameunit(sc
->dev
),
5259 qid
, hdrsize
, hdrspace
, m
->m_pkthdr
.len
,
5260 bw
, stbc
, shortgi
, mcs
, wcid
,
5261 ampdu
, mpdu_density
, bawin_size
, mimops
, dmalen
);
5267 STAILQ_INSERT_TAIL(&ring
->pending
, data
, next
);
5270 usbd_transfer_start(sc
->usb_xfer
[1 + qid
]);
5278 static int rt2870_tx_raw(struct rt2870_softc
*sc
,
5279 struct mbuf
*m
, struct ieee80211_node
*ni
,
5280 const struct ieee80211_bpf_params
*params
)
5282 RT2870_DPRINTF(sc
, RT2870_DEBUG_TX
,
5284 device_get_nameunit(sc
->dev
));
5292 static void rt2870_rx_intr(struct usb_xfer
*xfer
, usb_error_t error
)
5294 struct rt2870_softc
*sc
;
5296 struct rt2870_softc_rx_ring
*ring
;
5297 struct rt2870_softc_rx_data
*data
;
5300 sc
= usbd_xfer_softc(xfer
);
5302 ring
= &sc
->rx_ring
;
5304 RT2870_DPRINTF(sc
, RT2870_DEBUG_INTR
,
5305 "%s: Rx interrupt: state=%d, error=%s\n",
5306 device_get_nameunit(sc
->dev
),
5307 USB_GET_STATE(xfer
), usbd_errstr(error
));
5309 switch (USB_GET_STATE(xfer
))
5311 case USB_ST_TRANSFERRED
:
5313 sc
->rx_interrupts
++;
5315 data
= STAILQ_FIRST(&ring
->active
);
5319 STAILQ_REMOVE_HEAD(&ring
->active
, next
);
5321 usbd_xfer_status(xfer
, &len
, NULL
, NULL
, NULL
);
5325 STAILQ_INSERT_TAIL(&ring
->done
, data
, next
);
5327 taskqueue_enqueue(sc
->taskqueue
, &sc
->rx_done_task
);
5334 data
= STAILQ_FIRST(&ring
->inactive
);
5338 STAILQ_REMOVE_HEAD(&ring
->inactive
, next
);
5340 STAILQ_INSERT_TAIL(&ring
->active
, data
, next
);
5342 usbd_xfer_set_frame_data(xfer
, 0, data
->buf
, usbd_xfer_max_len(xfer
));
5343 usbd_transfer_submit(xfer
);
5348 sc
->rx_interrupts
++;
5350 data
= STAILQ_FIRST(&ring
->active
);
5353 STAILQ_REMOVE_HEAD(&ring
->active
, next
);
5354 STAILQ_INSERT_TAIL(&ring
->inactive
, data
, next
);
5357 if (error
!= USB_ERR_CANCELLED
)
5361 usbd_xfer_set_stall(xfer
);
5372 static void rt2870_tx_intr(struct usb_xfer
*xfer
, usb_error_t error
)
5374 struct rt2870_softc
*sc
;
5376 struct rt2870_softc_tx_ring
*ring
;
5377 struct rt2870_softc_tx_data
*data
;
5379 sc
= usbd_xfer_softc(xfer
);
5381 ring
= usbd_xfer_get_priv(xfer
);
5383 usbd_xfer_status(xfer
, NULL
, NULL
, NULL
, NULL
);
5385 RT2870_DPRINTF(sc
, RT2870_DEBUG_INTR
,
5386 "%s: Tx interrupt: state=%d, error=%s\n",
5387 device_get_nameunit(sc
->dev
),
5388 USB_GET_STATE(xfer
), usbd_errstr(error
));
5390 switch (USB_GET_STATE(xfer
))
5392 case USB_ST_TRANSFERRED
:
5394 sc
->tx_interrupts
[ring
->qid
]++;
5396 data
= STAILQ_FIRST(&ring
->active
);
5400 STAILQ_REMOVE_HEAD(&ring
->active
, next
);
5402 STAILQ_INSERT_TAIL(&ring
->done
, data
, next
);
5404 sc
->tx_qid_pending_mask
|= (1 << ring
->qid
);
5406 taskqueue_enqueue(sc
->taskqueue
, &sc
->tx_done_task
);
5413 data
= STAILQ_FIRST(&ring
->pending
);
5417 STAILQ_REMOVE_HEAD(&ring
->pending
, next
);
5418 STAILQ_INSERT_TAIL(&ring
->active
, data
, next
);
5420 usbd_xfer_set_frame_data(xfer
, 0, data
->buf
, data
->len
);
5421 usbd_transfer_submit(xfer
);
5423 RT2870_SOFTC_UNLOCK(sc
);
5427 RT2870_SOFTC_LOCK(sc
);
5432 sc
->tx_interrupts
[ring
->qid
]++;
5434 data
= STAILQ_FIRST(&ring
->active
);
5437 STAILQ_REMOVE_HEAD(&ring
->active
, next
);
5439 printf("%s: could not transmit buffer: qid=%d, error=%s\n",
5440 device_get_nameunit(sc
->dev
), ring
->qid
, usbd_errstr(error
));
5442 if (data
->m
!= NULL
)
5448 if (data
->ni
!= NULL
)
5450 ieee80211_free_node(data
->ni
);
5454 STAILQ_INSERT_TAIL(&ring
->inactive
, data
, next
);
5459 if (error
!= USB_ERR_CANCELLED
)
5462 ifp
->if_drv_flags
&= ~IFF_DRV_OACTIVE
;
5464 usbd_xfer_set_stall(xfer
);
5473 * rt2870_rx_done_task
5475 static void rt2870_rx_done_task(void *context
, int pending
)
5477 struct rt2870_softc
*sc
;
5483 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
5484 "%s: Rx done task\n",
5485 device_get_nameunit(sc
->dev
));
5487 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
5490 if (rt2870_rx_eof(sc
, sc
->rx_process_limit
) != 0)
5492 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
5493 "%s: Rx done task: scheduling again\n",
5494 device_get_nameunit(sc
->dev
));
5496 taskqueue_enqueue(sc
->taskqueue
, &sc
->rx_done_task
);
5501 * rt2870_tx_done_task
5503 static void rt2870_tx_done_task(void *context
, int pending
)
5505 struct rt2870_softc
*sc
;
5512 RT2870_DPRINTF(sc
, RT2870_DEBUG_TX
,
5513 "%s: Tx done task\n",
5514 device_get_nameunit(sc
->dev
));
5516 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
5519 for (i
= sc
->usb_endpoints
- 2; i
>= 0; i
--)
5521 if (sc
->tx_qid_pending_mask
& (1 << i
))
5523 sc
->tx_qid_pending_mask
&= ~(1 << i
);
5525 rt2870_tx_eof(sc
, &sc
->tx_ring
[i
]);
5529 if (sc
->tx_qid_pending_mask
!= 0)
5531 RT2870_DPRINTF(sc
, RT2870_DEBUG_TX
,
5532 "%s: Tx done task: scheduling again\n",
5533 device_get_nameunit(sc
->dev
));
5535 taskqueue_enqueue(sc
->taskqueue
, &sc
->tx_done_task
);
5540 ifp
->if_drv_flags
&= ~IFF_DRV_OACTIVE
;
5544 * rt2870_periodic_task
5546 static void rt2870_periodic_task(void *context
, int pending
)
5548 struct rt2870_softc
*sc
;
5550 struct ieee80211com
*ic
;
5551 struct ieee80211vap
*vap
;
5556 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
5558 RT2870_DPRINTF(sc
, RT2870_DEBUG_PERIODIC
,
5559 "%s: periodic task: round=%lu\n",
5560 device_get_nameunit(sc
->dev
), sc
->periodic_round
);
5562 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
5565 RT2870_SOFTC_LOCK(sc
);
5567 sc
->periodic_round
++;
5569 rt2870_update_stats(sc
);
5571 if ((sc
->periodic_round
% 10) == 0)
5573 rt2870_bbp_tuning(sc
);
5575 rt2870_update_raw_counters(sc
);
5577 rt2870_watchdog(sc
);
5579 if (vap
!= NULL
&& vap
->iv_opmode
!= IEEE80211_M_MONITOR
&& vap
->iv_state
== IEEE80211_S_RUN
)
5581 if (vap
->iv_opmode
== IEEE80211_M_STA
)
5582 rt2870_amrr_update_iter_func(vap
, vap
->iv_bss
);
5584 ieee80211_iterate_nodes(&ic
->ic_sta
, rt2870_amrr_update_iter_func
, vap
);
5588 RT2870_SOFTC_UNLOCK(sc
);
5590 callout_reset(&sc
->periodic_ch
, hz
/ 10, rt2870_periodic
, sc
);
5596 static void rt2870_cmd_task(void *context
, int pending
)
5598 struct rt2870_softc
*sc
;
5599 struct rt2870_softc_cmd_ring
*ring
;
5600 struct rt2870_softc_cmd
*cmd
;
5603 ring
= &sc
->cmd_ring
;
5607 if (!(sc
->flags
& RT2870_SOFTC_FLAGS_VALID
))
5610 RT2870_SOFTC_LOCK(sc
);
5612 cmd
= STAILQ_FIRST(&ring
->active
);
5615 RT2870_SOFTC_UNLOCK(sc
);
5619 STAILQ_REMOVE_HEAD(&ring
->active
, next
);
5621 RT2870_SOFTC_UNLOCK(sc
);
5623 cmd
->cb(sc
, cmd
->data
);
5625 RT2870_SOFTC_LOCK(sc
);
5627 STAILQ_INSERT_TAIL(&ring
->inactive
, cmd
, next
);
5630 RT2870_SOFTC_UNLOCK(sc
);
5637 static int rt2870_rx_eof(struct rt2870_softc
*sc
, int limit
)
5640 struct rt2870_softc_rx_ring
*ring
;
5641 struct rt2870_softc_rx_data
*data
;
5647 ring
= &sc
->rx_ring
;
5653 RT2870_SOFTC_LOCK(sc
);
5655 data
= STAILQ_FIRST(&ring
->done
);
5658 RT2870_SOFTC_UNLOCK(sc
);
5662 STAILQ_REMOVE_HEAD(&ring
->done
, next
);
5664 RT2870_SOFTC_UNLOCK(sc
);
5669 if (len
< RT2870_RX_DESC_SIZE
)
5675 while (len
> (sizeof(uint32_t) + sizeof(struct rt2870_rxinfo
)))
5677 dmalen
= (le32toh(*(uint32_t *) buf
) & 0xffff);
5679 if (dmalen
== 0 || (dmalen
& 3) != 0)
5681 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
5682 "%s: bad DMA len=%u\n",
5683 device_get_nameunit(sc
->dev
), dmalen
);
5687 if ((dmalen
+ sizeof(uint32_t) + sizeof(struct rt2870_rxinfo
)) > len
)
5689 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
5690 "%s: bad DMA len: DMA len=%u, USB len=%d\n",
5691 device_get_nameunit(sc
->dev
),
5692 (unsigned int) (dmalen
+ sizeof(uint32_t) + sizeof(struct rt2870_rxinfo
)), len
);
5698 rt2870_rx_frame(sc
, buf
+ sizeof(uint32_t), dmalen
);
5700 buf
+= (dmalen
+ sizeof(uint32_t) + sizeof(struct rt2870_rxinfo
));
5701 len
-= (dmalen
+ sizeof(uint32_t) + sizeof(struct rt2870_rxinfo
));
5706 RT2870_SOFTC_LOCK(sc
);
5708 STAILQ_INSERT_TAIL(&ring
->inactive
, data
, next
);
5710 usbd_transfer_start(sc
->usb_xfer
[0]);
5712 RT2870_SOFTC_UNLOCK(sc
);
5717 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
5718 "%s: Rx eof: nframes=%d\n",
5719 device_get_nameunit(sc
->dev
), nframes
);
5721 sc
->rx_packets
+= nframes
;
5723 return (limit
== 0);
5729 static void rt2870_tx_eof(struct rt2870_softc
*sc
,
5730 struct rt2870_softc_tx_ring
*ring
)
5733 struct rt2870_softc_tx_data
*data
;
5742 RT2870_SOFTC_LOCK(sc
);
5744 data
= STAILQ_FIRST(&ring
->done
);
5747 RT2870_SOFTC_UNLOCK(sc
);
5751 STAILQ_REMOVE_HEAD(&ring
->done
, next
);
5753 rt2870_drain_fifo_stats(sc
);
5755 RT2870_SOFTC_UNLOCK(sc
);
5759 if (data
->m
->m_flags
& M_TXCB
)
5760 ieee80211_process_callback(data
->ni
, data
->m
, 0);
5764 ieee80211_free_node(data
->ni
);
5769 RT2870_SOFTC_LOCK(sc
);
5771 STAILQ_INSERT_TAIL(&ring
->inactive
, data
, next
);
5776 RT2870_SOFTC_UNLOCK(sc
);
5779 RT2870_DPRINTF(sc
, RT2870_DEBUG_TX
,
5780 "%s: Tx eof: qid=%d, nframes=%d\n",
5781 device_get_nameunit(sc
->dev
), ring
->qid
, nframes
);
5785 * rt2870_update_stats
5787 static void rt2870_update_stats(struct rt2870_softc
*sc
)
5790 struct ieee80211com
*ic
;
5792 int beacons
, noretryok
, retryok
, failed
, underflows
, zerolen
;
5797 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATS
,
5798 "%s: update statistic\n",
5799 device_get_nameunit(sc
->dev
));
5801 rt2870_drain_fifo_stats(sc
);
5803 /* read and clear Tx statistic registers */
5805 rt2870_io_mac_read_multi(sc
, RT2870_REG_TX_STA_CNT0
,
5806 stacnt
, sizeof(stacnt
));
5808 stacnt
[0] = le32toh(stacnt
[0]);
5809 stacnt
[1] = le32toh(stacnt
[1]);
5810 stacnt
[2] = le32toh(stacnt
[2]);
5812 beacons
= stacnt
[0] >> 16;
5813 noretryok
= stacnt
[1] & 0xffff;
5814 retryok
= stacnt
[1] >> 16;
5815 failed
= stacnt
[0] & 0xffff;
5816 underflows
= stacnt
[2] >> 16;
5817 zerolen
= stacnt
[2] & 0xffff;
5819 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATS
,
5820 "%s: update statistic: beacons=%d, noretryok=%d, retryok=%d, failed=%d, underflows=%d, zerolen=%d\n",
5821 device_get_nameunit(sc
->dev
),
5822 beacons
, noretryok
, retryok
, failed
, underflows
, zerolen
);
5824 ifp
->if_oerrors
+= failed
;
5826 sc
->tx_beacons
+= beacons
;
5827 sc
->tx_noretryok
+= noretryok
;
5828 sc
->tx_retryok
+= retryok
;
5829 sc
->tx_failed
+= failed
;
5830 sc
->tx_underflows
+= underflows
;
5831 sc
->tx_zerolen
+= zerolen
;
5837 static void rt2870_bbp_tuning(struct rt2870_softc
*sc
)
5840 struct ieee80211com
*ic
;
5841 struct ieee80211vap
*vap
;
5842 struct ieee80211_node
*ni
;
5844 int8_t rssi
, old
, new;
5846 /* RT2860C does not support BBP tuning */
5848 if (sc
->mac_rev
== 0x28600100)
5853 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
5855 if ((ic
->ic_flags
& IEEE80211_F_SCAN
) || vap
== NULL
||
5856 vap
->iv_opmode
!= IEEE80211_M_STA
|| vap
->iv_state
!= IEEE80211_S_RUN
)
5861 chan
= ieee80211_chan2ieee(ic
, ni
->ni_chan
);
5865 else if (chan
<= 64)
5867 else if (chan
<= 128)
5872 rssi
= ieee80211_getrssi(vap
);
5874 if (IEEE80211_IS_CHAN_2GHZ(ni
->ni_chan
))
5876 new = 0x2e + sc
->lna_gain
[group
];
5880 if (!IEEE80211_IS_CHAN_HT40(ni
->ni_chan
))
5881 new = 0x32 + sc
->lna_gain
[group
] * 5 / 3;
5883 new = 0x3a + sc
->lna_gain
[group
] * 5 / 3;
5886 /* Tune if absolute average RSSI is greater than -80 */
5891 old
= rt2870_io_bbp_read(sc
, 66);
5894 rt2870_io_bbp_write(sc
, 66, new);
5900 static void rt2870_watchdog(struct rt2870_softc
*sc
)
5905 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_PBF_TXRXQ_PCNT
);
5907 RT2870_DPRINTF(sc
, RT2870_DEBUG_WATCHDOG
,
5908 "%s: watchdog: TXRXQ_PCNT=0x%08x\n",
5909 device_get_nameunit(sc
->dev
), tmp
);
5911 if (((tmp
>> RT2870_REG_TX0Q_PCNT_SHIFT
) & RT2870_REG_TX0Q_PCNT_MASK
) != 0)
5913 sc
->tx_queue_not_empty
[0]++;
5915 rt2870_io_mac_write(sc
, RT2870_REG_PBF_CFG
, 0xf40012);
5917 for (ntries
= 0; ntries
< 10; ntries
++)
5919 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_PBF_TXRXQ_PCNT
);
5920 if (((tmp
>> RT2870_REG_TX0Q_PCNT_SHIFT
) & RT2870_REG_TX0Q_PCNT_MASK
) == 0)
5926 rt2870_io_mac_write(sc
, RT2870_REG_PBF_CFG
, 0xf40006);
5929 if (((tmp
>> RT2870_REG_TX1Q_PCNT_SHIFT
) & RT2870_REG_TX1Q_PCNT_MASK
) != 0)
5931 sc
->tx_queue_not_empty
[1]++;
5933 rt2870_io_mac_write(sc
, RT2870_REG_PBF_CFG
, 0xf4000a);
5935 for (ntries
= 0; ntries
< 10; ntries
++)
5937 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_PBF_TXRXQ_PCNT
);
5938 if (((tmp
>> RT2870_REG_TX1Q_PCNT_SHIFT
) & RT2870_REG_TX1Q_PCNT_MASK
) == 0)
5944 rt2870_io_mac_write(sc
, RT2870_REG_PBF_CFG
, 0xf40006);
5949 * rt2870_drain_fifo_stats
5951 static void rt2870_drain_fifo_stats(struct rt2870_softc
*sc
)
5955 uint8_t wcid
, mcs
, pid
;
5956 int ok
, agg
, retrycnt
;
5960 /* drain Tx status FIFO (maxsize = 16) */
5962 while ((sc
->flags
& RT2870_SOFTC_FLAGS_VALID
) &&
5963 ((stats
= rt2870_io_mac_read(sc
, RT2870_REG_TX_STA_FIFO
)) &
5964 RT2870_REG_TX_STA_FIFO_VALID
))
5966 wcid
= (stats
>> RT2870_REG_TX_STA_FIFO_WCID_SHIFT
) &
5967 RT2870_REG_TX_STA_FIFO_WCID_MASK
;
5969 /* if no ACK was requested, no feedback is available */
5971 if (!(stats
& RT2870_REG_TX_STA_FIFO_ACK_REQ
) || wcid
== RT2870_WCID_RESERVED
)
5974 /* update AMRR statistic */
5976 ok
= (stats
& RT2870_REG_TX_STA_FIFO_TX_OK
) ? 1 : 0;
5977 agg
= (stats
& RT2870_REG_TX_STA_FIFO_AGG
) ? 1 : 0;
5978 mcs
= (stats
>> RT2870_REG_TX_STA_FIFO_MCS_SHIFT
) &
5979 RT2870_REG_TX_STA_FIFO_MCS_MASK
;
5980 pid
= (stats
>> RT2870_REG_TX_STA_FIFO_PID_SHIFT
) &
5981 RT2870_REG_TX_STA_FIFO_PID_MASK
;
5982 retrycnt
= (mcs
< 0xf) ? (pid
- mcs
- 1) : 0;
5984 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATS
,
5985 "%s: FIFO statistic: wcid=0x%02x, ok=%d, agg=%d, mcs=0x%02x, pid=0x%02x, retrycnt=%d\n",
5986 device_get_nameunit(sc
->dev
),
5987 wcid
, ok
, agg
, mcs
, pid
, retrycnt
);
5989 rt2870_amrr_tx_complete(&sc
->amrr_node
[wcid
], ok
, retrycnt
);
5997 * rt2870_update_raw_counters
5999 static void rt2870_update_raw_counters(struct rt2870_softc
*sc
)
6003 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_AGG_CNT
);
6005 sc
->tx_nonagg
+= tmp
& 0xffff;
6006 sc
->tx_agg
+= tmp
>> 16;
6008 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_AGG_CNT0
);
6010 sc
->tx_ampdu
+= (tmp
& 0xffff) / 1 + (tmp
>> 16) / 2;
6012 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_AGG_CNT1
);
6014 sc
->tx_ampdu
+= (tmp
& 0xffff) / 3 + (tmp
>> 16) / 4;
6016 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_AGG_CNT2
);
6018 sc
->tx_ampdu
+= (tmp
& 0xffff) / 5 + (tmp
>> 16) / 6;
6020 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_AGG_CNT3
);
6022 sc
->tx_ampdu
+= (tmp
& 0xffff) / 7 + (tmp
>> 16) / 8;
6024 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_AGG_CNT4
);
6026 sc
->tx_ampdu
+= (tmp
& 0xffff) / 9 + (tmp
>> 16) / 10;
6028 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_AGG_CNT5
);
6030 sc
->tx_ampdu
+= (tmp
& 0xffff) / 11 + (tmp
>> 16) / 12;
6032 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_AGG_CNT6
);
6034 sc
->tx_ampdu
+= (tmp
& 0xffff) / 13 + (tmp
>> 16) / 14;
6036 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_AGG_CNT7
);
6038 sc
->tx_ampdu
+= (tmp
& 0xffff) / 15 + (tmp
>> 16) / 16;
6040 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_RX_STA_CNT0
);
6042 sc
->rx_crc_errors
+= tmp
& 0xffff;
6043 sc
->rx_phy_errors
+= tmp
>> 16;
6045 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_RX_STA_CNT1
);
6047 sc
->rx_false_ccas
+= tmp
& 0xffff;
6048 sc
->rx_plcp_errors
+= tmp
>> 16;
6050 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_RX_STA_CNT2
);
6052 sc
->rx_dup_packets
+= tmp
& 0xffff;
6053 sc
->rx_fifo_overflows
+= tmp
>> 16;
6055 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TXRX_MPDU_DEN_CNT
);
6057 sc
->tx_mpdu_zero_density
+= tmp
& 0xffff;
6058 sc
->rx_mpdu_zero_density
+= tmp
>> 16;
6062 * rt2870_txrx_enable
6064 static int rt2870_txrx_enable(struct rt2870_softc
*sc
)
6066 struct ieee80211com
*ic
;
6074 /* enable Tx/Rx DMA engine */
6076 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_SCHDMA_USB_CYC_CFG
);
6081 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_USB_CYC_CFG
, tmp
);
6083 if ((sc
->mac_rev
& 0xffff) != 0x0101)
6084 rt2870_io_mac_write(sc
, RT2870_REG_TX_TXOP_CTRL_CFG
, 0x583f);
6086 rt2870_io_mac_write(sc
, RT2870_REG_SYS_CTRL
, RT2870_REG_TX_ENABLE
);
6088 for (ntries
= 0; ntries
< 200; ntries
++)
6090 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_SCHDMA_WPDMA_GLO_CFG
);
6091 if (!(tmp
& (RT2870_REG_TX_DMA_BUSY
| RT2870_REG_RX_DMA_BUSY
)))
6099 printf("%s: timeout waiting for DMA engine\n",
6100 device_get_nameunit(sc
->dev
));
6106 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_WMM_TXOP0_CFG
, 0);
6107 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_WMM_TXOP1_CFG
,
6110 tmp
|= RT2870_REG_TX_WB_DDONE
|
6111 RT2870_REG_RX_DMA_ENABLE
|
6112 RT2870_REG_TX_DMA_ENABLE
;
6114 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_WPDMA_GLO_CFG
, tmp
);
6116 tmp
= RT2870_REG_USB_DMA_TX_ENABLE
|
6117 RT2870_REG_USB_DMA_RX_ENABLE
|
6118 RT2870_REG_USB_DMA_RX_AGG_ENABLE
|
6119 /* Rx agg limit in unit of 1024 byte */
6120 ((RT2870_USB_RX_BULK_BUFLEN
/ 1024 - 3) << RT2870_REG_USB_DMA_RX_AGG_LIMIT_SHIFT
) |
6121 /* Rx agg timeout in unit of 33ns */
6124 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_USB_DMA_CFG
, tmp
);
6128 tmp
= RT2870_REG_RX_FILTER_DROP_CRC_ERR
|
6129 RT2870_REG_RX_FILTER_DROP_PHY_ERR
;
6131 if (ic
->ic_opmode
!= IEEE80211_M_MONITOR
)
6133 tmp
|= RT2870_REG_RX_FILTER_DROP_DUPL
|
6134 RT2870_REG_RX_FILTER_DROP_CTS
|
6135 RT2870_REG_RX_FILTER_DROP_BA
|
6136 RT2870_REG_RX_FILTER_DROP_ACK
|
6137 RT2870_REG_RX_FILTER_DROP_VER_ERR
|
6138 RT2870_REG_RX_FILTER_DROP_CTRL_RSV
|
6139 RT2870_REG_RX_FILTER_DROP_CFACK
|
6140 RT2870_REG_RX_FILTER_DROP_CFEND
;
6142 if (ic
->ic_opmode
== IEEE80211_M_STA
)
6143 tmp
|= RT2870_REG_RX_FILTER_DROP_RTS
|
6144 RT2870_REG_RX_FILTER_DROP_PSPOLL
;
6146 if (!(ifp
->if_flags
& IFF_PROMISC
))
6147 tmp
|= RT2870_REG_RX_FILTER_DROP_UC_NOME
;
6150 rt2870_io_mac_write(sc
, RT2870_REG_RX_FILTER_CFG
, tmp
);
6152 rt2870_io_mac_write(sc
, RT2870_REG_SYS_CTRL
,
6153 RT2870_REG_RX_ENABLE
| RT2870_REG_TX_ENABLE
);
6159 * rt2870_alloc_rx_ring
6161 static int rt2870_alloc_rx_ring(struct rt2870_softc
*sc
,
6162 struct rt2870_softc_rx_ring
*ring
)
6164 struct rt2870_softc_rx_data
*data
;
6167 STAILQ_INIT(&ring
->inactive
);
6168 STAILQ_INIT(&ring
->active
);
6169 STAILQ_INIT(&ring
->done
);
6171 for (i
= 0; i
< RT2870_SOFTC_RX_RING_DATA_COUNT
; i
++)
6173 data
= &ring
->data
[i
];
6175 data
->buf
= malloc(RT2870_USB_RX_BULK_BUFLEN
, M_USBDEV
, M_NOWAIT
);
6176 if (data
->buf
== NULL
)
6178 printf("%s: could not allocate Rx buffer\n",
6179 device_get_nameunit(sc
->dev
));
6184 STAILQ_INSERT_TAIL(&ring
->inactive
, data
, next
);
6191 rt2870_free_rx_ring(sc
, ring
);
6197 * rt2870_reset_rx_ring
6199 static void rt2870_reset_rx_ring(struct rt2870_softc
*sc
,
6200 struct rt2870_softc_rx_ring
*ring
)
6202 struct rt2870_softc_rx_data
*data
;
6205 STAILQ_INIT(&ring
->inactive
);
6206 STAILQ_INIT(&ring
->active
);
6207 STAILQ_INIT(&ring
->done
);
6209 for (i
= 0; i
< RT2870_SOFTC_RX_RING_DATA_COUNT
; i
++)
6211 data
= &ring
->data
[i
];
6213 STAILQ_INSERT_TAIL(&ring
->inactive
, data
, next
);
6218 * rt2870_free_rx_ring
6220 static void rt2870_free_rx_ring(struct rt2870_softc
*sc
,
6221 struct rt2870_softc_rx_ring
*ring
)
6223 struct rt2870_softc_rx_data
*data
;
6226 for (i
= 0; i
< RT2870_SOFTC_RX_RING_DATA_COUNT
; i
++)
6228 data
= &ring
->data
[i
];
6230 if (data
->buf
!= NULL
)
6232 free(data
->buf
, M_USBDEV
);
6239 * rt2870_alloc_tx_ring
6241 static int rt2870_alloc_tx_ring(struct rt2870_softc
*sc
,
6242 struct rt2870_softc_tx_ring
*ring
, int qid
)
6244 struct rt2870_softc_tx_data
*data
;
6247 STAILQ_INIT(&ring
->inactive
);
6248 STAILQ_INIT(&ring
->pending
);
6249 STAILQ_INIT(&ring
->active
);
6250 STAILQ_INIT(&ring
->done
);
6255 for (i
= 0; i
< RT2870_SOFTC_TX_RING_DATA_COUNT
; i
++)
6257 data
= &ring
->data
[i
];
6259 data
->buf
= malloc(RT2870_TX_DESC_SIZE
+ MJUMPAGESIZE
, M_USBDEV
, M_NOWAIT
);
6260 if (data
->buf
== NULL
)
6262 printf("%s: could not allocate Tx buffer\n",
6263 device_get_nameunit(sc
->dev
));
6268 memset(data
->buf
, 0, RT2870_TX_DESC_SIZE
);
6270 STAILQ_INSERT_TAIL(&ring
->inactive
, data
, next
);
6277 rt2870_free_tx_ring(sc
, ring
);
6283 * rt2870_reset_tx_ring
6285 static void rt2870_reset_tx_ring(struct rt2870_softc
*sc
,
6286 struct rt2870_softc_tx_ring
*ring
)
6288 struct rt2870_softc_tx_data
*data
;
6291 STAILQ_INIT(&ring
->inactive
);
6292 STAILQ_INIT(&ring
->pending
);
6293 STAILQ_INIT(&ring
->active
);
6294 STAILQ_INIT(&ring
->done
);
6298 for (i
= 0; i
< RT2870_SOFTC_TX_RING_DATA_COUNT
; i
++)
6300 data
= &ring
->data
[i
];
6302 if (data
->m
!= NULL
)
6308 if (data
->ni
!= NULL
)
6310 ieee80211_free_node(data
->ni
);
6314 STAILQ_INSERT_TAIL(&ring
->inactive
, data
, next
);
6319 * rt2870_free_tx_ring
6321 static void rt2870_free_tx_ring(struct rt2870_softc
*sc
,
6322 struct rt2870_softc_tx_ring
*ring
)
6324 struct rt2870_softc_tx_data
*data
;
6327 for (i
= 0; i
< RT2870_SOFTC_TX_RING_DATA_COUNT
; i
++)
6329 data
= &ring
->data
[i
];
6331 if (data
->buf
!= NULL
)
6333 free(data
->buf
, M_USBDEV
);
6337 if (data
->m
!= NULL
)
6343 if (data
->ni
!= NULL
)
6345 ieee80211_free_node(data
->ni
);
6352 * rt2870_reset_cmd_ring
6354 static void rt2870_reset_cmd_ring(struct rt2870_softc
*sc
,
6355 struct rt2870_softc_cmd_ring
*ring
)
6357 struct rt2870_softc_cmd
*cmd
;
6360 STAILQ_INIT(&ring
->inactive
);
6361 STAILQ_INIT(&ring
->active
);
6365 for (i
= 0; i
< RT2870_SOFTC_CMD_RING_CMD_COUNT
; i
++)
6367 cmd
= &ring
->cmd
[i
];
6369 STAILQ_INSERT_TAIL(&ring
->inactive
, cmd
, next
);
6374 * rt2870_sysctl_attach
6376 static void rt2870_sysctl_attach(struct rt2870_softc
*sc
)
6378 struct sysctl_ctx_list
*ctx
;
6379 struct sysctl_oid
*tree
;
6380 struct sysctl_oid
*stats
;
6382 ctx
= device_get_sysctl_ctx(sc
->dev
);
6383 tree
= device_get_sysctl_tree(sc
->dev
);
6385 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(tree
), OID_AUTO
,
6386 "tx_stbc", CTLFLAG_RW
, &sc
->tx_stbc
, 0,
6389 /* statistic counters */
6391 stats
= SYSCTL_ADD_NODE(ctx
, SYSCTL_CHILDREN(tree
), OID_AUTO
,
6392 "stats", CTLFLAG_RD
, 0, "statistic");
6394 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6395 "interrupts", CTLFLAG_RD
, &sc
->interrupts
, 0,
6398 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6399 "rx_interrupts", CTLFLAG_RD
, &sc
->rx_interrupts
, 0,
6402 if (sc
->usb_endpoints
== RT2870_SOFTC_USB_XFER_COUNT
)
6404 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6405 "tx_mgmt_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[5], 0,
6406 "Tx MGMT interrupts");
6408 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6409 "tx_hcca_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[4], 0,
6410 "Tx HCCA interrupts");
6413 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6414 "tx_ac3_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[3], 0,
6415 "Tx AC3 interrupts");
6417 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6418 "tx_ac2_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[2], 0,
6419 "Tx AC2 interrupts");
6421 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6422 "tx_ac1_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[1], 0,
6423 "Tx AC1 interrupts");
6425 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6426 "tx_ac0_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[0], 0,
6427 "Tx AC0 interrupts");
6429 if (sc
->usb_endpoints
== RT2870_SOFTC_USB_XFER_COUNT
)
6431 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6432 "tx_mgmt_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[5].queued
, 0,
6433 "Tx MGMT data queued");
6435 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6436 "tx_hcca_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[4].queued
, 0,
6437 "Tx HCCA data queued");
6440 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6441 "tx_ac3_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[3].queued
, 0,
6442 "Tx AC3 data queued");
6444 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6445 "tx_ac2_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[2].queued
, 0,
6446 "Tx AC2 data queued");
6448 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6449 "tx_ac1_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[1].queued
, 0,
6450 "Tx AC1 data queued");
6452 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6453 "tx_ac0_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[0].queued
, 0,
6454 "Tx AC0 data queued");
6456 if (sc
->usb_endpoints
== RT2870_SOFTC_USB_XFER_COUNT
)
6458 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6459 "tx_mgmt_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[5], 0,
6460 "Tx MGMT data queue full");
6462 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6463 "tx_hcca_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[4], 0,
6464 "Tx HCCA data queue full");
6467 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6468 "tx_ac3_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[3], 0,
6469 "Tx AC3 data queue full");
6471 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6472 "tx_ac2_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[2], 0,
6473 "Tx AC2 data queue full");
6475 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6476 "tx_ac1_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[1], 0,
6477 "Tx AC1 data queue full");
6479 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6480 "tx_ac0_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[0], 0,
6481 "Tx AC0 data queue full");
6483 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6484 "tx_watchdog_timeouts", CTLFLAG_RD
, &sc
->tx_watchdog_timeouts
, 0,
6485 "Tx watchdog timeouts");
6487 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6488 "rx_mbuf_alloc_errors", CTLFLAG_RD
, &sc
->rx_mbuf_alloc_errors
, 0,
6489 "Rx mbuf allocation errors");
6491 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6492 "tx_queue_0_not_empty", CTLFLAG_RD
, &sc
->tx_queue_not_empty
[0], 0,
6493 "Tx queue 0 not empty");
6495 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6496 "tx_queue_1_not_empty", CTLFLAG_RD
, &sc
->tx_queue_not_empty
[1], 0,
6497 "Tx queue 1 not empty");
6499 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6500 "tx_beacons", CTLFLAG_RD
, &sc
->tx_beacons
, 0,
6503 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6504 "tx_noretryok", CTLFLAG_RD
, &sc
->tx_noretryok
, 0,
6505 "Tx successfull without retries");
6507 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6508 "tx_retryok", CTLFLAG_RD
, &sc
->tx_retryok
, 0,
6509 "Tx successfull with retries");
6511 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6512 "tx_failed", CTLFLAG_RD
, &sc
->tx_failed
, 0,
6515 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6516 "tx_underflows", CTLFLAG_RD
, &sc
->tx_underflows
, 0,
6519 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6520 "tx_zerolen", CTLFLAG_RD
, &sc
->tx_zerolen
, 0,
6523 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6524 "tx_nonagg", CTLFLAG_RD
, &sc
->tx_nonagg
, 0,
6525 "Tx non-aggregated");
6527 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6528 "tx_agg", CTLFLAG_RD
, &sc
->tx_agg
, 0,
6531 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6532 "tx_ampdu", CTLFLAG_RD
, &sc
->tx_ampdu
, 0,
6535 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6536 "tx_mpdu_zero_density", CTLFLAG_RD
, &sc
->tx_mpdu_zero_density
, 0,
6537 "Tx MPDU with zero density");
6539 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6540 "tx_ampdu_sessions", CTLFLAG_RD
, &sc
->tx_ampdu_sessions
, 0,
6541 "Tx A-MPDU sessions");
6543 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6544 "rx_packets", CTLFLAG_RD
, &sc
->rx_packets
, 0,
6547 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6548 "rx_ampdu", CTLFLAG_RD
, &sc
->rx_ampdu
, 0,
6551 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6552 "rx_ampdu_retries", CTLFLAG_RD
, &sc
->rx_ampdu_retries
, 0,
6553 "Rx A-MPDU retries");
6555 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6556 "rx_mpdu_zero_density", CTLFLAG_RD
, &sc
->rx_mpdu_zero_density
, 0,
6557 "Rx MPDU with zero density");
6559 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6560 "rx_ampdu_sessions", CTLFLAG_RD
, &sc
->rx_ampdu_sessions
, 0,
6561 "Rx A-MPDU sessions");
6563 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6564 "rx_amsdu", CTLFLAG_RD
, &sc
->rx_amsdu
, 0,
6567 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6568 "rx_crc_errors", CTLFLAG_RD
, &sc
->rx_crc_errors
, 0,
6571 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6572 "rx_phy_errors", CTLFLAG_RD
, &sc
->rx_phy_errors
, 0,
6575 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6576 "rx_false_ccas", CTLFLAG_RD
, &sc
->rx_false_ccas
, 0,
6579 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6580 "rx_plcp_errors", CTLFLAG_RD
, &sc
->rx_plcp_errors
, 0,
6583 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6584 "rx_dup_packets", CTLFLAG_RD
, &sc
->rx_dup_packets
, 0,
6585 "Rx duplicate packets");
6587 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6588 "rx_fifo_overflows", CTLFLAG_RD
, &sc
->rx_fifo_overflows
, 0,
6589 "Rx FIFO overflows");
6591 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6592 "rx_cipher_no_errors", CTLFLAG_RD
, &sc
->rx_cipher_no_errors
, 0,
6593 "Rx cipher no errors");
6595 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6596 "rx_cipher_icv_errors", CTLFLAG_RD
, &sc
->rx_cipher_icv_errors
, 0,
6597 "Rx cipher ICV errors");
6599 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6600 "rx_cipher_mic_errors", CTLFLAG_RD
, &sc
->rx_cipher_mic_errors
, 0,
6601 "Rx cipher MIC errors");
6603 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6604 "rx_cipher_invalid_key_errors", CTLFLAG_RD
, &sc
->rx_cipher_invalid_key_errors
, 0,
6605 "Rx cipher invalid key errors");
6608 static device_method_t rt2870_dev_methods
[] =
6610 DEVMETHOD(device_probe
, rt2870_probe
),
6611 DEVMETHOD(device_attach
, rt2870_attach
),
6612 DEVMETHOD(device_detach
, rt2870_detach
),
6616 static driver_t rt2870_driver
=
6620 sizeof(struct rt2870_softc
),
6623 static devclass_t rt2870_dev_class
;
6625 DRIVER_MODULE(rt2870
, uhub
, rt2870_driver
, rt2870_dev_class
,
6628 MODULE_DEPEND(rt2870
, usb
, 1, 1, 1);
6629 MODULE_DEPEND(rt2870
, wlan
, 1, 1, 1);