3 * Copyright (c) 2009-2010 Alexander Egorenkov <egorenar@gmail.com>
4 * Copyright (c) 2009 Damien Bergamini <damien.bergamini@free.fr>
6 * Permission to use, copy, modify, and distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
19 #include "rt2870_softc.h"
20 #include "rt2870_reg.h"
21 #include "rt2870_eeprom.h"
22 #include "rt2870_ucode.h"
23 #include "rt2870_rxwi.h"
24 #include "rt2870_rxinfo.h"
25 #include "rt2870_txinfo.h"
26 #include "rt2870_txwi.h"
27 #include "rt2870_read_eeprom.h"
28 #include "rt2870_io.h"
29 #include "rt2870_rf.h"
30 #include "rt2870_led.h"
31 #include "rt2870_debug.h"
37 #define USB_PRODUCT_LINKSYS4_WUSB600N 0x0071
38 #define USB_PRODUCT_DLINK2_DWA140 0x3c09
39 #define USB_PRODUCT_DLINK2_DWA160AREVB 0x3c11
40 #define USB_PRODUCT_ASUS_RT2770F 0x1742
41 #define USB_PRODUCT_RALINK_RT2770 0x2770
43 #define RT2870_USB_CONFIG_INDEX 0
44 #define RT2870_USB_IFACE_INDEX 0
46 #define RT2870_USB_REQ_MAC_READ_MULTI 0x07
48 /* packet length + Rx wireless info + Rx info */
49 #define RT2870_RX_DESC_SIZE \
50 (sizeof(uint32_t) + sizeof(struct rt2870_rxwi) + sizeof(struct rt2870_rxinfo))
52 /* Tx info + Tx wireless info + max padding */
53 #define RT2870_TX_DESC_SIZE \
54 (sizeof(struct rt2870_txinfo) + sizeof(struct rt2870_txwi) + 11)
56 #define RT2870_MAX_AGG_SIZE 3840
58 #define RT2870_USB_RX_BULK_BUFLEN (2048 * 12)
60 #define RT2870_NOISE_FLOOR -95
62 #define RT2870_AID2WCID(aid) ((aid) & 0xff)
64 #define RT2870_ACK_SIZE 14
66 #define IEEE80211_HAS_ADDR4(wh) \
67 (((wh)->i_fc[1] & IEEE80211_FC1_DIR_MASK) == IEEE80211_FC1_DIR_DSTODS)
69 #define RT2870_MS(_v, _f) (((_v) & _f) >> _f##_S)
70 #define RT2870_SM(_v, _f) (((_v) << _f##_S) & _f)
72 #define RT2870_USB_XFER_TIMEOUT 5000
74 #define RT2870_TX_WATCHDOG_TIMEOUT 5
76 #define RT2870_WCID_RESERVED 0xff
77 #define RT2870_WCID_MCAST 0xf7
80 * Data structures and types
83 struct rt2870_cmd_argv_nodecleanup
88 struct rt2870_cmd_argv_keyset
90 enum ieee80211_opmode opmode
;
91 struct ieee80211_key key
;
95 struct rt2870_cmd_argv_keydelete
97 enum ieee80211_opmode opmode
;
98 struct ieee80211_key key
;
102 * Static function prototypes
105 static void rt2870_init_channels(struct rt2870_softc
*sc
);
107 static void rt2870_init_channels_ht40(struct rt2870_softc
*sc
);
109 static void rt2870_init_locked(void *priv
);
111 static void rt2870_init(void *priv
);
113 static int rt2870_init_bbp(struct rt2870_softc
*sc
);
115 static void rt2870_stop_locked(void *priv
);
117 static void rt2870_stop(void *priv
);
119 static void rt2870_start(struct ifnet
*ifp
);
121 static int rt2870_ioctl(struct ifnet
*ifp
, u_long cmd
, caddr_t data
);
123 static struct ieee80211vap
*rt2870_vap_create(struct ieee80211com
*ic
,
124 const char name
[IFNAMSIZ
], int unit
, int opmode
, int flags
,
125 const uint8_t bssid
[IEEE80211_ADDR_LEN
],
126 const uint8_t mac
[IEEE80211_ADDR_LEN
]);
128 static void rt2870_vap_delete(struct ieee80211vap
*vap
);
130 static int rt2870_vap_reset(struct ieee80211vap
*vap
, u_long cmd
);
132 static int rt2870_vap_newstate(struct ieee80211vap
*vap
,
133 enum ieee80211_state nstate
, int arg
);
135 static void rt2870_vap_key_update_begin(struct ieee80211vap
*vap
);
137 static void rt2870_vap_key_update_end(struct ieee80211vap
*vap
);
139 static int rt2870_vap_key_set(struct ieee80211vap
*vap
,
140 const struct ieee80211_key
*k
, const uint8_t mac
[IEEE80211_ADDR_LEN
]);
142 static int rt2870_vap_key_delete(struct ieee80211vap
*vap
,
143 const struct ieee80211_key
*k
);
145 static void rt2870_vap_update_beacon(struct ieee80211vap
*vap
, int what
);
147 static struct ieee80211_node
*rt2870_node_alloc(struct ieee80211vap
*vap
,
148 const uint8_t mac
[IEEE80211_ADDR_LEN
]);
150 static void rt2870_node_cleanup(struct ieee80211_node
*ni
);
152 static void rt2870_node_getmimoinfo(const struct ieee80211_node
*ni
,
153 struct ieee80211_mimo_info
*mi
);
155 static int rt2870_setregdomain(struct ieee80211com
*ic
,
156 struct ieee80211_regdomain
*reg
,
157 int nchans
, struct ieee80211_channel chans
[]);
159 static void rt2870_getradiocaps(struct ieee80211com
*ic
,
160 int maxchans
, int *nchans
, struct ieee80211_channel chans
[]);
162 static void rt2870_scan_start(struct ieee80211com
*ic
);
164 static void rt2870_scan_end(struct ieee80211com
*ic
);
166 static void rt2870_set_channel(struct ieee80211com
*ic
);
168 static void rt2870_newassoc(struct ieee80211_node
*ni
, int isnew
);
170 static void rt2870_updateslot(struct ifnet
*ifp
);
172 static void rt2870_update_promisc(struct ifnet
*ifp
);
174 static void rt2870_update_mcast(struct ifnet
*ifp
);
176 static int rt2870_wme_update(struct ieee80211com
*ic
);
178 static int rt2870_raw_xmit(struct ieee80211_node
*ni
, struct mbuf
*m
,
179 const struct ieee80211_bpf_params
*params
);
181 static int rt2870_recv_action(struct ieee80211_node
*ni
,
182 const struct ieee80211_frame
*wh
,
183 const uint8_t *frm
, const uint8_t *efrm
);
185 static int rt2870_send_action(struct ieee80211_node
*ni
,
186 int cat
, int act
, void *sa
);
188 static int rt2870_addba_response(struct ieee80211_node
*ni
,
189 struct ieee80211_tx_ampdu
*tap
,
190 int status
, int baparamset
, int batimeout
);
192 static void rt2870_addba_stop(struct ieee80211_node
*ni
,
193 struct ieee80211_tx_ampdu
*tap
);
195 static int rt2870_send_bar(struct ieee80211_node
*ni
,
196 struct ieee80211_tx_ampdu
*tap
, ieee80211_seq seqno
);
198 static void rt2870_amrr_update_iter_func(void *arg
, struct ieee80211_node
*ni
);
200 static void rt2870_periodic(void *arg
);
202 static void rt2870_tx_watchdog(void *arg
);
204 static int rt2870_staid_alloc(struct rt2870_softc
*sc
, int aid
);
206 static void rt2870_staid_delete(struct rt2870_softc
*sc
, int staid
);
208 static int rt2870_do_async(struct rt2870_softc
*sc
,
209 void (*cb
)(struct rt2870_softc
*sc
, void *arg
),
212 static void rt2870_node_cleanup_cb(struct rt2870_softc
*sc
, void *arg
);
214 static void rt2870_updateslot_cb(struct rt2870_softc
*sc
, void *arg
);
216 static void rt2870_wme_update_cb(struct rt2870_softc
*sc
, void *arg
);
218 static void rt2870_vap_key_set_cb(struct rt2870_softc
*sc
, void *arg
);
220 static void rt2870_vap_key_delete_cb(struct rt2870_softc
*sc
, void *arg
);
222 static void rt2870_vap_update_beacon_cb(struct rt2870_softc
*sc
, void *arg
);
224 static void rt2870_asic_set_bssid(struct rt2870_softc
*sc
,
225 const uint8_t *bssid
);
227 static void rt2870_asic_set_macaddr(struct rt2870_softc
*sc
,
228 const uint8_t *addr
);
230 static void rt2870_asic_enable_tsf_sync(struct rt2870_softc
*sc
);
232 static void rt2870_asic_disable_tsf_sync(struct rt2870_softc
*sc
);
234 static void rt2870_asic_enable_mrr(struct rt2870_softc
*sc
);
236 static void rt2870_asic_set_txpreamble(struct rt2870_softc
*sc
);
238 static void rt2870_asic_set_basicrates(struct rt2870_softc
*sc
);
240 static void rt2870_asic_update_rtsthreshold(struct rt2870_softc
*sc
);
242 static void rt2870_asic_update_txpower(struct rt2870_softc
*sc
);
244 static void rt2870_asic_update_promisc(struct rt2870_softc
*sc
);
246 static void rt2870_asic_updateprot(struct rt2870_softc
*sc
);
248 static void rt2870_asic_updateslot(struct rt2870_softc
*sc
);
250 static void rt2870_asic_wme_update(struct rt2870_softc
*sc
);
252 static void rt2870_asic_update_beacon(struct rt2870_softc
*sc
,
253 struct ieee80211vap
*vap
);
255 static void rt2870_asic_clear_keytables(struct rt2870_softc
*sc
);
257 static int rt2870_beacon_alloc(struct rt2870_softc
*sc
,
258 struct ieee80211vap
*vap
);
260 static uint8_t rt2870_rxrate(struct rt2870_rxwi
*rxwi
);
262 static uint8_t rt2870_maxrssi_rxpath(struct rt2870_softc
*sc
,
263 const struct rt2870_rxwi
*rxwi
);
265 static int8_t rt2870_rssi2dbm(struct rt2870_softc
*sc
,
266 uint8_t rssi
, uint8_t rxpath
);
268 static uint8_t rt2870_rate2mcs(uint8_t rate
);
270 static void rt2870_rx_frame(struct rt2870_softc
*sc
,
271 uint8_t *buf
, uint32_t dmalen
);
273 static int rt2870_tx_mgmt(struct rt2870_softc
*sc
,
274 struct mbuf
*m
, struct ieee80211_node
*ni
, int qid
);
276 static int rt2870_tx_data(struct rt2870_softc
*sc
,
277 struct mbuf
*m
, struct ieee80211_node
*ni
, int qid
);
279 static int rt2870_tx_raw(struct rt2870_softc
*sc
,
280 struct mbuf
*m
, struct ieee80211_node
*ni
,
281 const struct ieee80211_bpf_params
*params
);
283 static void rt2870_rx_intr(struct usb_xfer
*xfer
, usb_error_t error
);
285 static void rt2870_tx_intr(struct usb_xfer
*xfer
, usb_error_t error
);
287 static void rt2870_rx_done_task(void *context
, int pending
);
289 static void rt2870_tx_done_task(void *context
, int pending
);
291 static void rt2870_periodic_task(void *context
, int pending
);
293 static void rt2870_cmd_task(void *context
, int pending
);
295 static int rt2870_rx_eof(struct rt2870_softc
*sc
, int limit
);
297 static void rt2870_tx_eof(struct rt2870_softc
*sc
,
298 struct rt2870_softc_tx_ring
*ring
);
300 static void rt2870_update_stats(struct rt2870_softc
*sc
);
302 static void rt2870_bbp_tuning(struct rt2870_softc
*sc
);
304 static void rt2870_watchdog(struct rt2870_softc
*sc
);
306 static void rt2870_drain_fifo_stats(struct rt2870_softc
*sc
);
308 static void rt2870_update_raw_counters(struct rt2870_softc
*sc
);
310 static int rt2870_txrx_enable(struct rt2870_softc
*sc
);
312 static int rt2870_alloc_rx_ring(struct rt2870_softc
*sc
,
313 struct rt2870_softc_rx_ring
*ring
);
315 static void rt2870_reset_rx_ring(struct rt2870_softc
*sc
,
316 struct rt2870_softc_rx_ring
*ring
);
318 static void rt2870_free_rx_ring(struct rt2870_softc
*sc
,
319 struct rt2870_softc_rx_ring
*ring
);
321 static int rt2870_alloc_tx_ring(struct rt2870_softc
*sc
,
322 struct rt2870_softc_tx_ring
*ring
, int qid
);
324 static void rt2870_reset_tx_ring(struct rt2870_softc
*sc
,
325 struct rt2870_softc_tx_ring
*ring
);
327 static void rt2870_free_tx_ring(struct rt2870_softc
*sc
,
328 struct rt2870_softc_tx_ring
*ring
);
330 static void rt2870_reset_cmd_ring(struct rt2870_softc
*sc
,
331 struct rt2870_softc_cmd_ring
*ring
);
333 static void rt2870_sysctl_attach(struct rt2870_softc
*sc
);
339 static const struct usb_device_id rt2870_usb_devid
[] =
341 { USB_VP(USB_VENDOR_LINKSYS4
, USB_PRODUCT_LINKSYS4_WUSB600N
) }, /* Linksys WUSB600N */
342 { USB_VP(USB_VENDOR_DLINK2
, USB_PRODUCT_DLINK2_DWA140
) }, /* D-Link DWA-140 */
343 { USB_VP(USB_VENDOR_DLINK2
, USB_PRODUCT_DLINK2_DWA160AREVB
) }, /* D-Link DWA-160A Rev. B */
344 { USB_VP(USB_VENDOR_ASUS
, USB_PRODUCT_ASUS_RT2770F
) }, /* Asus RT2770F */
345 { USB_VP(USB_VENDOR_RALINK
, USB_PRODUCT_RALINK_RT2770
) }, /* Ralink RT2770 */
348 static const struct usb_config rt2870_usb_config
[RT2870_SOFTC_USB_XFER_COUNT
] =
353 .direction
= UE_DIR_IN
,
354 .bufsize
= RT2870_USB_RX_BULK_BUFLEN
,
355 .flags
= { .ext_buffer
= 1, .pipe_bof
= 1, .short_xfer_ok
= 1, },
356 .callback
= rt2870_rx_intr
,
361 .direction
= UE_DIR_OUT
,
362 .bufsize
= (RT2870_TX_DESC_SIZE
+ MJUMPAGESIZE
),
363 .flags
= { .ext_buffer
= 1, .pipe_bof
= 1, .force_short_xfer
= 1, },
364 .callback
= rt2870_tx_intr
,
365 .timeout
= RT2870_USB_XFER_TIMEOUT
,
370 .direction
= UE_DIR_OUT
,
371 .bufsize
= (RT2870_TX_DESC_SIZE
+ MJUMPAGESIZE
),
372 .flags
= { .ext_buffer
= 1, .pipe_bof
= 1, .force_short_xfer
= 1, },
373 .callback
= rt2870_tx_intr
,
374 .timeout
= RT2870_USB_XFER_TIMEOUT
,
379 .direction
= UE_DIR_OUT
,
380 .bufsize
= (RT2870_TX_DESC_SIZE
+ MJUMPAGESIZE
),
381 .flags
= { .ext_buffer
= 1, .pipe_bof
= 1, .force_short_xfer
= 1, },
382 .callback
= rt2870_tx_intr
,
383 .timeout
= RT2870_USB_XFER_TIMEOUT
,
388 .direction
= UE_DIR_OUT
,
389 .bufsize
= (RT2870_TX_DESC_SIZE
+ MJUMPAGESIZE
),
390 .flags
= { .ext_buffer
= 1, .pipe_bof
= 1, .force_short_xfer
= 1, },
391 .callback
= rt2870_tx_intr
,
392 .timeout
= RT2870_USB_XFER_TIMEOUT
,
397 .direction
= UE_DIR_OUT
,
398 .bufsize
= (RT2870_TX_DESC_SIZE
+ MJUMPAGESIZE
),
399 .flags
= { .ext_buffer
= 1, .pipe_bof
= 1, .force_short_xfer
= 1, },
400 .callback
= rt2870_tx_intr
,
401 .timeout
= RT2870_USB_XFER_TIMEOUT
,
406 .direction
= UE_DIR_OUT
,
407 .bufsize
= (RT2870_TX_DESC_SIZE
+ MJUMPAGESIZE
),
408 .flags
= { .ext_buffer
= 1, .pipe_bof
= 1, .force_short_xfer
= 1, },
409 .callback
= rt2870_tx_intr
,
410 .timeout
= RT2870_USB_XFER_TIMEOUT
,
420 { RT2870_REG_PBF_BCN_OFFSET0
, 0xf8f0e8e0 },
421 { RT2870_REG_PBF_BCN_OFFSET1
, 0x6f77d0c8 },
422 { RT2870_REG_LEGACY_BASIC_RATE
, 0x0000013f },
423 { RT2870_REG_HT_BASIC_RATE
, 0x00008003 },
424 { RT2870_REG_SYS_CTRL
, 0x00000000 },
425 { RT2870_REG_RX_FILTER_CFG
, 0x00017f97 },
426 { RT2870_REG_BKOFF_SLOT_CFG
, 0x00000209 },
427 { RT2870_REG_TX_SW_CFG0
, 0x00000000 },
428 { RT2870_REG_TX_SW_CFG1
, 0x00080606 },
429 { RT2870_REG_TX_LINK_CFG
, 0x00001020 },
430 { RT2870_REG_TX_TIMEOUT_CFG
, 0x000a2090 },
431 { RT2870_REG_MAX_LEN_CFG
, (1 << 12) | RT2870_MAX_AGG_SIZE
},
432 { RT2870_REG_LED_CFG
, 0x7f031e46 },
433 { RT2870_REG_PBF_MAX_PCNT
, 0x1f3fbf9f },
434 { RT2870_REG_TX_RTY_CFG
, 0x47d01f0f },
435 { RT2870_REG_AUTO_RSP_CFG
, 0x00000013 },
436 { RT2870_REG_TX_CCK_PROT_CFG
, 0x05740003 },
437 { RT2870_REG_TX_OFDM_PROT_CFG
, 0x05740003 },
438 { RT2870_REG_PBF_CFG
, 0x00f40006 },
439 { RT2870_REG_TX_MM40_PROT_CFG
, 0x03f44084 },
440 { RT2870_REG_SCHDMA_WPDMA_GLO_CFG
, 0x00000030 },
441 { RT2870_REG_TX_GF20_PROT_CFG
, 0x01744004 },
442 { RT2870_REG_TX_GF40_PROT_CFG
, 0x03f44084 },
443 { RT2870_REG_TX_MM20_PROT_CFG
, 0x01744004 },
444 { RT2870_REG_TX_TXOP_CTRL_CFG
, 0x0000583f },
445 { RT2870_REG_TX_RTS_CFG
, 0x00092b20 },
446 { RT2870_REG_TX_EXP_ACK_TIME
, 0x002400ca },
447 { RT2870_REG_HCCAPSMP_TXOP_HLDR_ET
, 0x00000002 },
448 { RT2870_REG_XIFS_TIME_CFG
, 0x33a41010 },
449 { RT2870_REG_PWR_PIN_CFG
, 0x00000003 },
450 { RT2870_REG_SCHDMA_WMM_AIFSN_CFG
, 0x00002273 },
451 { RT2870_REG_SCHDMA_WMM_CWMIN_CFG
, 0x00002344 },
452 { RT2870_REG_SCHDMA_WMM_CWMAX_CFG
, 0x000034aa },
455 #define RT2870_DEF_MAC_SIZE (sizeof(rt2870_def_mac) / sizeof(rt2870_def_mac[0]))
480 #define RT2870_DEF_BBP_SIZE (sizeof(rt2870_def_bbp) / sizeof(rt2870_def_bbp[0]))
482 SYSCTL_NODE(_hw
, OID_AUTO
, rt2870
, CTLFLAG_RD
, 0, "RT2870 driver parameters");
484 static int rt2870_tx_stbc
= 1;
485 SYSCTL_INT(_hw_rt2870
, OID_AUTO
, tx_stbc
, CTLFLAG_RW
, &rt2870_tx_stbc
, 0, "rt2870 Tx STBC");
486 TUNABLE_INT("hw.rt2870.tx_stbc", &rt2870_tx_stbc
);
489 static int rt2870_debug
= 0;
490 SYSCTL_INT(_hw_rt2870
, OID_AUTO
, debug
, CTLFLAG_RW
, &rt2870_debug
, 0, "rt2870 debug level");
491 TUNABLE_INT("hw.rt2870.debug", &rt2870_debug
);
497 static int rt2870_probe(device_t dev
)
499 struct usb_attach_arg
*uaa
;
501 uaa
= device_get_ivars(dev
);
503 if (uaa
->usb_mode
!= USB_MODE_HOST
)
506 if (uaa
->info
.bConfigIndex
!= RT2870_USB_CONFIG_INDEX
)
509 if (uaa
->info
.bIfaceIndex
!= RT2870_USB_IFACE_INDEX
)
512 return (usbd_lookup_id_by_uaa(rt2870_usb_devid
,
513 sizeof(rt2870_usb_devid
), uaa
));
519 static int rt2870_attach(device_t dev
)
521 struct rt2870_softc
*sc
;
522 struct usb_attach_arg
*uaa
;
523 usb_error_t usb_error
;
524 struct ieee80211com
*ic
;
526 struct usb_interface
*iface
;
527 struct usb_interface_descriptor
*iface_desc
;
529 int error
, ntries
, i
;
531 sc
= device_get_softc(dev
);
532 uaa
= device_get_ivars(dev
);
535 sc
->usb_dev
= uaa
->device
;
537 device_set_usb_desc(dev
);
539 sc
->tx_stbc
= rt2870_tx_stbc
;
542 sc
->debug
= rt2870_debug
;
544 SYSCTL_ADD_INT(device_get_sysctl_ctx(dev
),
545 SYSCTL_CHILDREN(device_get_sysctl_tree(dev
)), OID_AUTO
,
546 "debug", CTLFLAG_RW
, &sc
->debug
, 0, "rt2870 debug level");
549 RT2870_DPRINTF(sc
, RT2870_DEBUG_ANY
,
551 device_get_nameunit(sc
->dev
));
553 iface_index
= RT2870_USB_IFACE_INDEX
;
555 iface
= usbd_get_iface(uaa
->device
, iface_index
);
558 printf("%s: could not get USB interface\n",
559 device_get_nameunit(sc
->dev
));
563 iface_desc
= usbd_get_interface_descriptor(iface
);
564 if (iface_desc
== NULL
)
566 printf("%s: could not get USB interface descriptor\n",
567 device_get_nameunit(sc
->dev
));
571 sc
->usb_endpoints
= iface_desc
->bNumEndpoints
;
572 if ((sc
->usb_endpoints
!= RT2870_SOFTC_USB_XFER_COUNT
) &&
573 (sc
->usb_endpoints
!= RT2870_SOFTC_USB_XFER_COUNT
- 2))
575 printf("%s: wrong number of USB endpoints=%d\n",
576 device_get_nameunit(sc
->dev
), sc
->usb_endpoints
);
580 mtx_init(&sc
->lock
, device_get_nameunit(dev
),
581 MTX_NETWORK_LOCK
, MTX_DEF
);
583 usb_error
= usbd_transfer_setup(uaa
->device
, &iface_index
,
584 sc
->usb_xfer
, rt2870_usb_config
, sc
->usb_endpoints
,
588 printf("%s: could not allocate USB transfers: error=%s\n",
589 device_get_nameunit(sc
->dev
), usbd_errstr(usb_error
));
594 sc
->flags
|= RT2870_SOFTC_FLAGS_VALID
;
596 RT2870_SOFTC_LOCK(sc
);
598 for (ntries
= 0; ntries
< 100; ntries
++)
600 sc
->mac_rev
= rt2870_io_mac_read(sc
, RT2870_REG_MAC_CSR0
);
601 if (sc
->mac_rev
!= 0x00000000 && sc
->mac_rev
!= 0xffffffff)
609 printf("%s: timeout waiting for NIC to initialize\n",
610 device_get_nameunit(sc
->dev
));
615 rt2870_read_eeprom(sc
);
617 RT2870_SOFTC_UNLOCK(sc
);
619 printf("%s: MAC/BBP RT2870 (rev 0x%08x), RF %s\n",
620 device_get_nameunit(sc
->dev
), sc
->mac_rev
,
621 rt2870_rf_name(sc
->rf_rev
));
623 RT2870_SOFTC_LOCK(sc
);
625 /* clear key tables */
627 rt2870_asic_clear_keytables(sc
);
629 RT2870_SOFTC_UNLOCK(sc
);
631 /* allocate Tx and Rx rings */
633 for (i
= 0; i
< sc
->usb_endpoints
- 1; i
++)
635 error
= rt2870_alloc_tx_ring(sc
, &sc
->tx_ring
[i
], i
);
638 printf("%s: could not allocate Tx ring #%d\n",
639 device_get_nameunit(sc
->dev
), i
);
644 if (sc
->usb_endpoints
== RT2870_SOFTC_USB_XFER_COUNT
)
645 sc
->tx_ring_mgtqid
= 5;
647 sc
->tx_ring_mgtqid
= 0;
649 error
= rt2870_alloc_rx_ring(sc
, &sc
->rx_ring
);
652 printf("%s: could not allocate Rx ring\n",
653 device_get_nameunit(sc
->dev
));
657 callout_init(&sc
->periodic_ch
, 0);
658 callout_init_mtx(&sc
->tx_watchdog_ch
, &sc
->lock
, 0);
660 ifp
= sc
->ifp
= if_alloc(IFT_IEEE80211
);
663 printf("%s: could not if_alloc()\n",
664 device_get_nameunit(sc
->dev
));
671 if_initname(ifp
, "rt2870", device_get_unit(sc
->dev
));
673 ifp
->if_flags
= IFF_BROADCAST
| IFF_SIMPLEX
| IFF_MULTICAST
;
675 ifp
->if_init
= rt2870_init
;
676 ifp
->if_ioctl
= rt2870_ioctl
;
677 ifp
->if_start
= rt2870_start
;
679 IFQ_SET_MAXLEN(&ifp
->if_snd
, IFQ_MAXLEN
);
680 ifp
->if_snd
.ifq_drv_maxlen
= IFQ_MAXLEN
;
681 IFQ_SET_READY(&ifp
->if_snd
);
687 ic
->ic_phytype
= IEEE80211_T_HT
;
688 ic
->ic_opmode
= IEEE80211_M_STA
;
690 ic
->ic_caps
= IEEE80211_C_MONITOR
|
699 IEEE80211_C_SHPREAMBLE
|
706 ic
->ic_cryptocaps
|= IEEE80211_CRYPTO_WEP
|
707 IEEE80211_CRYPTO_TKIP
|
708 IEEE80211_CRYPTO_TKIPMIC
|
709 IEEE80211_CRYPTO_AES_CCM
;
711 ic
->ic_htcaps
= IEEE80211_HTC_HT
|
712 IEEE80211_HTC_AMSDU
| /* A-MSDU Tx */
713 IEEE80211_HTC_AMPDU
| /* A-MPDU Tx */
714 IEEE80211_HTC_SMPS
| /* MIMO power save */
715 IEEE80211_HTCAP_MAXAMSDU_3839
| /* max. A-MSDU Rx length */
716 IEEE80211_HTCAP_CHWIDTH40
| /* HT 40MHz channel width */
717 IEEE80211_HTCAP_GREENFIELD
| /* HT greenfield */
718 IEEE80211_HTCAP_SHORTGI20
| /* HT 20MHz short GI */
719 IEEE80211_HTCAP_SHORTGI40
| /* HT 40MHz short GI */
720 IEEE80211_HTCAP_SMPS_OFF
; /* MIMO power save disabled */
722 /* spatial streams */
724 if (sc
->nrxpath
== 2)
725 ic
->ic_htcaps
|= IEEE80211_HTCAP_RXSTBC_2STREAM
;
726 else if (sc
->nrxpath
== 3)
727 ic
->ic_htcaps
|= IEEE80211_HTCAP_RXSTBC_3STREAM
;
729 ic
->ic_htcaps
|= IEEE80211_HTCAP_RXSTBC_1STREAM
;
732 ic
->ic_htcaps
|= IEEE80211_HTCAP_TXSTBC
;
736 if (sc
->mac_rev
!= 0x28600100)
737 ic
->ic_htcaps
|= IEEE80211_HTCAP_DELBA
;
743 rt2870_init_channels(sc
);
745 rt2870_init_channels_ht40(sc
);
747 ieee80211_ifattach(ic
, sc
->mac_addr
);
749 ic
->ic_vap_create
= rt2870_vap_create
;
750 ic
->ic_vap_delete
= rt2870_vap_delete
;
752 ic
->ic_node_alloc
= rt2870_node_alloc
;
754 sc
->node_cleanup
= ic
->ic_node_cleanup
;
755 ic
->ic_node_cleanup
= rt2870_node_cleanup
;
757 ic
->ic_node_getmimoinfo
= rt2870_node_getmimoinfo
;
758 ic
->ic_setregdomain
= rt2870_setregdomain
;
759 ic
->ic_getradiocaps
= rt2870_getradiocaps
;
760 ic
->ic_scan_start
= rt2870_scan_start
;
761 ic
->ic_scan_end
= rt2870_scan_end
;
762 ic
->ic_set_channel
= rt2870_set_channel
;
763 ic
->ic_newassoc
= rt2870_newassoc
;
764 ic
->ic_updateslot
= rt2870_updateslot
;
765 ic
->ic_update_promisc
= rt2870_update_promisc
;
766 ic
->ic_update_mcast
= rt2870_update_mcast
;
767 ic
->ic_wme
.wme_update
= rt2870_wme_update
;
768 ic
->ic_raw_xmit
= rt2870_raw_xmit
;
770 sc
->recv_action
= ic
->ic_recv_action
;
771 ic
->ic_recv_action
= rt2870_recv_action
;
773 sc
->send_action
= ic
->ic_send_action
;
774 ic
->ic_send_action
= rt2870_send_action
;
776 sc
->addba_response
= ic
->ic_addba_response
;
777 ic
->ic_addba_response
= rt2870_addba_response
;
779 sc
->addba_stop
= ic
->ic_addba_stop
;
780 ic
->ic_addba_stop
= rt2870_addba_stop
;
782 /* hardware requires padding between 802.11 frame header and body */
784 ic
->ic_flags
|= IEEE80211_F_DATAPAD
| IEEE80211_F_DOTH
;
786 ic
->ic_flags_ext
|= IEEE80211_FEXT_SWBMISS
;
788 ieee80211_radiotap_attach(ic
,
789 &sc
->txtap
.ihdr
, sizeof(sc
->txtap
),
790 RT2870_SOFTC_TX_RADIOTAP_PRESENT
,
791 &sc
->rxtap
.ihdr
, sizeof(sc
->rxtap
),
792 RT2870_SOFTC_RX_RADIOTAP_PRESENT
);
794 /* init task queue */
796 TASK_INIT(&sc
->rx_done_task
, 0, rt2870_rx_done_task
, sc
);
797 TASK_INIT(&sc
->tx_done_task
, 0, rt2870_tx_done_task
, sc
);
798 TASK_INIT(&sc
->periodic_task
, 0, rt2870_periodic_task
, sc
);
799 TASK_INIT(&sc
->cmd_task
, 0, rt2870_cmd_task
, sc
);
801 sc
->rx_process_limit
= 100;
803 sc
->taskqueue
= taskqueue_create("rt2870_taskq", M_NOWAIT
,
804 taskqueue_thread_enqueue
, &sc
->taskqueue
);
806 taskqueue_start_threads(&sc
->taskqueue
, 1, PI_NET
, "%s taskq",
807 device_get_nameunit(sc
->dev
));
809 rt2870_reset_cmd_ring(sc
, &sc
->cmd_ring
);
811 rt2870_sysctl_attach(sc
);
814 ieee80211_announce(ic
);
820 /* stop all USB transfers */
822 usbd_transfer_unsetup(sc
->usb_xfer
, sc
->usb_endpoints
);
824 /* free Tx and Rx rings */
826 for (i
= 0; i
< sc
->usb_endpoints
- 1; i
++)
827 rt2870_free_tx_ring(sc
, &sc
->tx_ring
[i
]);
829 rt2870_free_rx_ring(sc
, &sc
->rx_ring
);
831 mtx_destroy(&sc
->lock
);
839 static int rt2870_detach(device_t dev
)
841 struct rt2870_softc
*sc
;
842 struct ieee80211com
*ic
;
846 if (!device_is_attached(dev
))
849 sc
= device_get_softc(dev
);
853 RT2870_DPRINTF(sc
, RT2870_DEBUG_ANY
,
855 device_get_nameunit(sc
->dev
));
857 RT2870_SOFTC_LOCK(sc
);
859 sc
->flags
&= ~RT2870_SOFTC_FLAGS_VALID
;
863 ifp
->if_drv_flags
&= ~(IFF_DRV_RUNNING
| IFF_DRV_OACTIVE
);
865 callout_stop(&sc
->periodic_ch
);
866 callout_stop(&sc
->tx_watchdog_ch
);
868 RT2870_SOFTC_UNLOCK(sc
);
870 taskqueue_block(sc
->taskqueue
);
872 taskqueue_drain(sc
->taskqueue
, &sc
->rx_done_task
);
873 taskqueue_drain(sc
->taskqueue
, &sc
->tx_done_task
);
874 taskqueue_drain(sc
->taskqueue
, &sc
->periodic_task
);
875 taskqueue_drain(sc
->taskqueue
, &sc
->cmd_task
);
877 /* stop all USB transfers */
879 usbd_transfer_unsetup(sc
->usb_xfer
, sc
->usb_endpoints
);
881 RT2870_SOFTC_LOCK(sc
);
883 /* free Tx and Rx rings */
885 for (i
= 0; i
< sc
->usb_endpoints
- 1; i
++)
886 rt2870_free_tx_ring(sc
, &sc
->tx_ring
[i
]);
888 rt2870_free_rx_ring(sc
, &sc
->rx_ring
);
890 RT2870_SOFTC_UNLOCK(sc
);
892 ieee80211_ifdetach(ic
);
896 taskqueue_free(sc
->taskqueue
);
898 mtx_destroy(&sc
->lock
);
904 * rt2870_init_channels
906 static void rt2870_init_channels(struct rt2870_softc
*sc
)
909 struct ieee80211com
*ic
;
910 struct ieee80211_channel
*c
;
916 /* set supported channels for 2GHz band */
918 for (i
= 1; i
<= 14; i
++)
920 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
921 flags
= IEEE80211_CHAN_B
;
923 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
927 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
928 flags
= IEEE80211_CHAN_B
| IEEE80211_CHAN_HT20
;
930 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
934 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
935 flags
= IEEE80211_CHAN_G
;
937 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
941 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
942 flags
= IEEE80211_CHAN_G
| IEEE80211_CHAN_HT20
;
944 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
949 /* set supported channels for 5GHz band */
951 if (sc
->rf_rev
== RT2870_EEPROM_RF_2850
||
952 sc
->rf_rev
== RT2870_EEPROM_RF_2750
)
954 for (i
= 36; i
<= 64; i
+= 4)
956 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
957 flags
= IEEE80211_CHAN_A
;
959 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
963 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
964 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT20
;
966 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
971 for (i
= 100; i
<= 140; i
+= 4)
973 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
974 flags
= IEEE80211_CHAN_A
;
976 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
980 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
981 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT20
;
983 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
988 for (i
= 149; i
<= 165; i
+= 4)
990 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
991 flags
= IEEE80211_CHAN_A
;
993 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
997 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
998 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT20
;
1000 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
1002 c
->ic_flags
= flags
;
1008 * rt2870_init_channels_ht40
1010 static void rt2870_init_channels_ht40(struct rt2870_softc
*sc
)
1013 struct ieee80211com
*ic
;
1014 struct ieee80211_channel
*c
, *cent
, *ext
;
1020 /* set supported channels for 2GHz band */
1022 for (i
= 1; i
<= 14; i
++)
1024 flags
= IEEE80211_CHAN_G
| IEEE80211_CHAN_HT40
;
1026 /* find the center channel */
1028 cent
= ieee80211_find_channel_byieee(ic
, i
,
1029 flags
& ~IEEE80211_CHAN_HT
);
1032 printf("%s: skip channel %d, could not find center channel\n",
1033 device_get_nameunit(sc
->dev
), i
);
1037 /* find the extension channel */
1039 ext
= ieee80211_find_channel(ic
, cent
->ic_freq
+ 20,
1040 flags
& ~IEEE80211_CHAN_HT
);
1043 printf("%s: skip channel %d, could not find extension channel\n",
1044 device_get_nameunit(sc
->dev
), i
);
1048 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1051 c
->ic_extieee
= ext
->ic_ieee
;
1052 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1053 c
->ic_flags
|= IEEE80211_CHAN_HT40U
;
1055 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1058 c
->ic_extieee
= cent
->ic_ieee
;
1059 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1060 c
->ic_flags
|= IEEE80211_CHAN_HT40D
;
1063 /* set supported channels for 5GHz band */
1065 if (sc
->rf_rev
== RT2870_EEPROM_RF_2850
||
1066 sc
->rf_rev
== RT2870_EEPROM_RF_2750
)
1068 for (i
= 36; i
<= 64; i
+= 4)
1070 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT40
;
1072 /* find the center channel */
1074 cent
= ieee80211_find_channel_byieee(ic
, i
,
1075 flags
& ~IEEE80211_CHAN_HT
);
1078 printf("%s: skip channel %d, could not find center channel\n",
1079 device_get_nameunit(sc
->dev
), i
);
1083 /* find the extension channel */
1085 ext
= ieee80211_find_channel(ic
, cent
->ic_freq
+ 20,
1086 flags
& ~IEEE80211_CHAN_HT
);
1089 printf("%s: skip channel %d, could not find extension channel\n",
1090 device_get_nameunit(sc
->dev
), i
);
1094 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1097 c
->ic_extieee
= ext
->ic_ieee
;
1098 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1099 c
->ic_flags
|= IEEE80211_CHAN_HT40U
;
1101 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1104 c
->ic_extieee
= cent
->ic_ieee
;
1105 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1106 c
->ic_flags
|= IEEE80211_CHAN_HT40D
;
1109 for (i
= 100; i
<= 140; i
+= 4)
1111 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT40
;
1113 /* find the center channel */
1115 cent
= ieee80211_find_channel_byieee(ic
, i
,
1116 flags
& ~IEEE80211_CHAN_HT
);
1119 printf("%s: skip channel %d, could not find center channel\n",
1120 device_get_nameunit(sc
->dev
), i
);
1124 /* find the extension channel */
1126 ext
= ieee80211_find_channel(ic
, cent
->ic_freq
+ 20,
1127 flags
& ~IEEE80211_CHAN_HT
);
1130 printf("%s: skip channel %d, could not find extension channel\n",
1131 device_get_nameunit(sc
->dev
), i
);
1135 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1138 c
->ic_extieee
= ext
->ic_ieee
;
1139 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1140 c
->ic_flags
|= IEEE80211_CHAN_HT40U
;
1142 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1145 c
->ic_extieee
= cent
->ic_ieee
;
1146 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1147 c
->ic_flags
|= IEEE80211_CHAN_HT40D
;
1150 for (i
= 149; i
<= 165; i
+= 4)
1152 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT40
;
1154 /* find the center channel */
1156 cent
= ieee80211_find_channel_byieee(ic
, i
,
1157 flags
& ~IEEE80211_CHAN_HT
);
1160 printf("%s: skip channel %d, could not find center channel\n",
1161 device_get_nameunit(sc
->dev
), i
);
1165 /* find the extension channel */
1167 ext
= ieee80211_find_channel(ic
, cent
->ic_freq
+ 20,
1168 flags
& ~IEEE80211_CHAN_HT
);
1171 printf("%s: skip channel %d, could not find extension channel\n",
1172 device_get_nameunit(sc
->dev
), i
);
1176 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1179 c
->ic_extieee
= ext
->ic_ieee
;
1180 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1181 c
->ic_flags
|= IEEE80211_CHAN_HT40U
;
1183 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1186 c
->ic_extieee
= cent
->ic_ieee
;
1187 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1188 c
->ic_flags
|= IEEE80211_CHAN_HT40D
;
1194 * rt2870_init_locked
1196 static void rt2870_init_locked(void *priv
)
1198 struct rt2870_softc
*sc
;
1200 struct ieee80211com
*ic
;
1201 int ntries
, error
, i
;
1202 uint32_t tmp
, stacnt
[6];
1208 RT2870_DPRINTF(sc
, RT2870_DEBUG_ANY
,
1209 "%s: initializing\n",
1210 device_get_nameunit(sc
->dev
));
1212 RT2870_SOFTC_ASSERT_LOCKED(sc
);
1214 if (!(sc
->flags
& RT2870_SOFTC_FLAGS_UCODE_LOADED
))
1216 RT2870_DPRINTF(sc
, RT2870_DEBUG_ANY
,
1217 "%s: loading 8051 microcode\n",
1218 device_get_nameunit(sc
->dev
));
1220 error
= rt2870_io_mcu_load_ucode(sc
, rt2870_ucode
, sizeof(rt2870_ucode
));
1223 printf("%s: could not load 8051 microcode\n",
1224 device_get_nameunit(sc
->dev
));
1228 RT2870_DPRINTF(sc
, RT2870_DEBUG_ANY
,
1229 "%s: 8051 microcode was successfully loaded\n",
1230 device_get_nameunit(sc
->dev
));
1232 sc
->flags
|= RT2870_SOFTC_FLAGS_UCODE_LOADED
;
1235 /* wait while DMA engine is busy */
1237 for (ntries
= 0; ntries
< 100; ntries
++)
1239 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_SCHDMA_WPDMA_GLO_CFG
);
1240 if (!(tmp
& (RT2870_REG_TX_DMA_BUSY
| RT2870_REG_RX_DMA_BUSY
)))
1248 printf("%s: timeout waiting for DMA engine\n",
1249 device_get_nameunit(sc
->dev
));
1254 tmp
|= RT2870_REG_TX_WB_DDONE
;
1256 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_WPDMA_GLO_CFG
, tmp
);
1258 /* PBF hardware reset */
1260 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_PBF_SYS_CTRL
);
1264 rt2870_io_mac_write(sc
, RT2870_REG_PBF_SYS_CTRL
, tmp
);
1266 rt2870_io_mac_write(sc
, RT2870_REG_SYS_CTRL
,
1267 RT2870_REG_MAC_SRST
| RT2870_REG_BBP_HRST
);
1269 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_USB_DMA_CFG
, 0);
1271 rt2870_io_mcu_reset(sc
);
1273 rt2870_io_mac_write(sc
, RT2870_REG_SYS_CTRL
, 0);
1275 /* init Tx power per rate */
1277 for (i
= 0; i
< RT2870_SOFTC_TXPOW_RATE_COUNT
; i
++)
1279 if (sc
->txpow_rate_20mhz
[i
] == 0xffffffff)
1282 rt2870_io_mac_write(sc
, RT2870_REG_TX_PWR_CFG(i
),
1283 sc
->txpow_rate_20mhz
[i
]);
1286 for (i
= 0; i
< RT2870_DEF_MAC_SIZE
; i
++)
1287 rt2870_io_mac_write(sc
, rt2870_def_mac
[i
].reg
,
1288 rt2870_def_mac
[i
].val
);
1290 /* wait while MAC is busy */
1292 for (ntries
= 0; ntries
< 100; ntries
++)
1294 if (!(rt2870_io_mac_read(sc
, RT2870_REG_STATUS_CFG
) &
1295 (RT2870_REG_STATUS_TX_BUSY
| RT2870_REG_STATUS_RX_BUSY
)))
1303 printf("%s: timeout waiting for MAC\n",
1304 device_get_nameunit(sc
->dev
));
1308 /* clear Host to MCU mailbox */
1310 rt2870_io_mac_write(sc
, RT2870_REG_H2M_MAILBOX_BBP_AGENT
, 0);
1311 rt2870_io_mac_write(sc
, RT2870_REG_H2M_MAILBOX
, 0);
1315 error
= rt2870_init_bbp(sc
);
1319 /* set up maximum buffer sizes */
1321 tmp
= (1 << 12) | RT2870_MAX_AGG_SIZE
;
1323 rt2870_io_mac_write(sc
, RT2870_REG_MAX_LEN_CFG
, tmp
);
1325 if (sc
->mac_rev
== 0x28720200)
1327 /* set max. PSDU length from 16K to 32K bytes */
1329 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_MAX_LEN_CFG
);
1334 rt2870_io_mac_write(sc
, RT2870_REG_MAX_LEN_CFG
, tmp
);
1337 if (sc
->mac_rev
>= 0x28720200 && sc
->mac_rev
< 0x30700200)
1339 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_MAX_LEN_CFG
);
1344 rt2870_io_mac_write(sc
, RT2870_REG_MAX_LEN_CFG
, tmp
);
1347 /* set mac address */
1349 rt2870_asic_set_macaddr(sc
, IF_LLADDR(ifp
));
1351 /* clear statistic registers */
1353 rt2870_io_mac_read_multi(sc
, RT2870_REG_RX_STA_CNT0
,
1354 stacnt
, sizeof(stacnt
));
1356 /* send LEDs operating mode to microcontroller */
1358 rt2870_io_mcu_cmd(sc
, RT2870_IO_MCU_CMD_LED1
,
1359 RT2870_REG_H2M_TOKEN_NO_INTR
, sc
->led_off
[0]);
1360 rt2870_io_mcu_cmd(sc
, RT2870_IO_MCU_CMD_LED2
,
1361 RT2870_REG_H2M_TOKEN_NO_INTR
, sc
->led_off
[1]);
1362 rt2870_io_mcu_cmd(sc
, RT2870_IO_MCU_CMD_LED3
,
1363 RT2870_REG_H2M_TOKEN_NO_INTR
, sc
->led_off
[2]);
1365 /* write vendor-specific BBP values (from EEPROM) */
1367 for (i
= 0; i
< RT2870_SOFTC_BBP_EEPROM_COUNT
; i
++)
1369 if (sc
->bbp_eeprom
[i
].reg
== 0x00 ||
1370 sc
->bbp_eeprom
[i
].reg
== 0xff)
1373 rt2870_io_bbp_write(sc
, sc
->bbp_eeprom
[i
].reg
,
1374 sc
->bbp_eeprom
[i
].val
);
1377 /* disable non-existing Rx chains */
1379 tmp
= rt2870_io_bbp_read(sc
, 3);
1381 tmp
&= ~((1 << 4) | (1 << 3));
1383 if (sc
->nrxpath
== 3)
1385 else if (sc
->nrxpath
== 2)
1388 rt2870_io_bbp_write(sc
, 3, tmp
);
1390 /* disable non-existing Tx chains */
1392 tmp
= rt2870_io_bbp_read(sc
, 1);
1394 tmp
&= ~((1 << 4) | (1 << 3));
1396 if (sc
->ntxpath
== 2)
1399 rt2870_io_bbp_write(sc
, 1, tmp
);
1401 /* set current channel */
1403 rt2870_rf_set_chan(sc
, ic
->ic_curchan
);
1405 /* turn radio LED on */
1407 rt2870_led_cmd(sc
, RT2870_LED_CMD_RADIO_ON
);
1409 rt2870_io_mcu_cmd(sc
, RT2870_IO_MCU_CMD_BOOT
,
1410 RT2870_REG_H2M_TOKEN_NO_INTR
, 0);
1412 /* set RTS threshold */
1414 rt2870_asic_update_rtsthreshold(sc
);
1418 rt2870_asic_update_txpower(sc
);
1420 /* set up protection mode */
1422 sc
->tx_ampdu_sessions
= 0;
1424 rt2870_asic_updateprot(sc
);
1426 /* clear beacon frame space (entries = 8, entry size = 512) */
1428 rt2870_io_mac_set_region_4(sc
, RT2870_REG_BEACON_BASE(0), 0, 1024);
1430 if (rt2870_txrx_enable(sc
) != 0)
1433 /* clear garbage interrupts */
1435 tmp
= rt2870_io_mac_read(sc
, 0x1300);
1437 taskqueue_unblock(sc
->taskqueue
);
1439 /* init Tx and Rx rings */
1441 for(i
= 0; i
< sc
->usb_endpoints
- 1; i
++)
1442 rt2870_reset_tx_ring(sc
, &sc
->tx_ring
[i
]);
1444 rt2870_reset_rx_ring(sc
, &sc
->rx_ring
);
1446 for(i
= 0; i
< sc
->usb_endpoints
- 1; i
++)
1448 usbd_xfer_set_priv(sc
->usb_xfer
[i
+ 1], &sc
->tx_ring
[i
]);
1449 usbd_xfer_set_stall(sc
->usb_xfer
[i
+ 1]);
1452 /* start up the receive pipe */
1454 for(i
= 0; i
< RT2870_SOFTC_RX_RING_DATA_COUNT
; i
++)
1455 usbd_transfer_start(sc
->usb_xfer
[0]);
1457 ifp
->if_drv_flags
&= ~IFF_DRV_OACTIVE
;
1458 ifp
->if_drv_flags
|= IFF_DRV_RUNNING
;
1460 sc
->periodic_round
= 0;
1462 callout_reset(&sc
->periodic_ch
, hz
/ 10, rt2870_periodic
, sc
);
1468 rt2870_stop_locked(sc
);
1474 static void rt2870_init(void *priv
)
1476 struct rt2870_softc
*sc
;
1480 RT2870_SOFTC_LOCK(sc
);
1482 rt2870_init_locked(sc
);
1484 RT2870_SOFTC_UNLOCK(sc
);
1490 static int rt2870_init_bbp(struct rt2870_softc
*sc
)
1495 for (ntries
= 0; ntries
< 20; ntries
++)
1497 tmp
= rt2870_io_bbp_read(sc
, 0);
1498 if (tmp
!= 0x00 && tmp
!= 0xff)
1502 if (tmp
== 0x00 || tmp
== 0xff)
1504 printf("%s: timeout waiting for BBP to wakeup\n",
1505 device_get_nameunit(sc
->dev
));
1509 for (i
= 0; i
< RT2870_DEF_BBP_SIZE
; i
++)
1510 rt2870_io_bbp_write(sc
, rt2870_def_bbp
[i
].reg
,
1511 rt2870_def_bbp
[i
].val
);
1513 if ((sc
->mac_rev
& 0xffff) != 0x0101)
1514 rt2870_io_bbp_write(sc
, 84, 0x19);
1516 if (sc
->mac_rev
== 0x28600100)
1518 rt2870_io_bbp_write(sc
, 69, 0x16);
1519 rt2870_io_bbp_write(sc
, 73, 0x12);
1526 * rt2870_stop_locked
1528 static void rt2870_stop_locked(void *priv
)
1530 struct rt2870_softc
*sc
;
1532 struct ieee80211com
*ic
;
1540 RT2870_DPRINTF(sc
, RT2870_DEBUG_ANY
,
1542 device_get_nameunit(sc
->dev
));
1544 RT2870_SOFTC_ASSERT_LOCKED(sc
);
1548 if (ifp
->if_drv_flags
& IFF_DRV_RUNNING
)
1549 rt2870_led_cmd(sc
, RT2870_LED_CMD_RADIO_OFF
);
1551 ifp
->if_drv_flags
&= ~(IFF_DRV_RUNNING
| IFF_DRV_OACTIVE
);
1553 callout_stop(&sc
->periodic_ch
);
1554 callout_stop(&sc
->tx_watchdog_ch
);
1556 RT2870_SOFTC_UNLOCK(sc
);
1558 taskqueue_block(sc
->taskqueue
);
1560 taskqueue_drain(sc
->taskqueue
, &sc
->rx_done_task
);
1561 taskqueue_drain(sc
->taskqueue
, &sc
->tx_done_task
);
1562 taskqueue_drain(sc
->taskqueue
, &sc
->periodic_task
);
1563 taskqueue_drain(sc
->taskqueue
, &sc
->cmd_task
);
1565 RT2870_SOFTC_LOCK(sc
);
1567 /* clear key tables */
1569 rt2870_asic_clear_keytables(sc
);
1573 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_SYS_CTRL
);
1575 tmp
&= ~(RT2870_REG_RX_ENABLE
| RT2870_REG_TX_ENABLE
);
1577 rt2870_io_mac_write(sc
, RT2870_REG_SYS_CTRL
, tmp
);
1579 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_USB_DMA_CFG
, 0);
1583 rt2870_io_mac_write(sc
, RT2870_REG_SYS_CTRL
,
1584 RT2870_REG_MAC_SRST
| RT2870_REG_BBP_HRST
);
1585 rt2870_io_mac_write(sc
, RT2870_REG_SYS_CTRL
, 0);
1587 /* abort any pending transfers */
1589 for (i
= 0; i
< sc
->usb_endpoints
; i
++)
1590 usbd_transfer_stop(sc
->usb_xfer
[i
]);
1596 static void rt2870_stop(void *priv
)
1598 struct rt2870_softc
*sc
;
1602 RT2870_SOFTC_LOCK(sc
);
1604 rt2870_stop_locked(sc
);
1606 RT2870_SOFTC_UNLOCK(sc
);
1612 static void rt2870_start(struct ifnet
*ifp
)
1614 struct rt2870_softc
*sc
;
1615 struct ieee80211_node
*ni
;
1621 RT2870_SOFTC_LOCK(sc
);
1623 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
1625 RT2870_SOFTC_UNLOCK(sc
);
1631 IF_POLL(&ifp
->if_snd
, m
);
1635 IFQ_DRV_DEQUEUE(&ifp
->if_snd
, m
);
1637 ni
= (struct ieee80211_node
*) m
->m_pkthdr
.rcvif
;
1639 qid
= M_WME_GETAC(m
);
1641 if (sc
->tx_ring
[qid
].queued
>= RT2870_SOFTC_TX_RING_DATA_COUNT
)
1643 RT2870_DPRINTF(sc
, RT2870_DEBUG_TX
,
1644 "%s: if_start: Tx ring with qid=%d is full\n",
1645 device_get_nameunit(sc
->dev
), qid
);
1648 ieee80211_free_node(ni
);
1650 ifp
->if_drv_flags
|= IFF_DRV_OACTIVE
;
1653 sc
->tx_data_queue_full
[qid
]++;
1658 if (rt2870_tx_data(sc
, m
, ni
, qid
) != 0)
1660 ieee80211_free_node(ni
);
1665 sc
->tx_timer
= RT2870_TX_WATCHDOG_TIMEOUT
;
1667 callout_reset(&sc
->tx_watchdog_ch
, hz
, rt2870_tx_watchdog
, sc
);
1670 RT2870_SOFTC_UNLOCK(sc
);
1676 static int rt2870_ioctl(struct ifnet
*ifp
, u_long cmd
, caddr_t data
)
1678 struct rt2870_softc
*sc
;
1679 struct ieee80211com
*ic
;
1681 int error
, startall
;
1685 ifr
= (struct ifreq
*) data
;
1694 RT2870_SOFTC_LOCK(sc
);
1696 if (ifp
->if_flags
& IFF_UP
)
1698 if (ifp
->if_drv_flags
& IFF_DRV_RUNNING
)
1700 if ((ifp
->if_flags
^ sc
->if_flags
) & IFF_PROMISC
)
1701 rt2870_asic_update_promisc(sc
);
1705 rt2870_init_locked(sc
);
1711 if (ifp
->if_drv_flags
& IFF_DRV_RUNNING
)
1712 rt2870_stop_locked(sc
);
1715 sc
->if_flags
= ifp
->if_flags
;
1717 RT2870_SOFTC_UNLOCK(sc
);
1720 ieee80211_start_all(ic
);
1725 error
= ifmedia_ioctl(ifp
, ifr
, &ic
->ic_media
, cmd
);
1729 error
= ether_ioctl(ifp
, cmd
, data
);
1743 static struct ieee80211vap
*rt2870_vap_create(struct ieee80211com
*ic
,
1744 const char name
[IFNAMSIZ
], int unit
, int opmode
, int flags
,
1745 const uint8_t bssid
[IEEE80211_ADDR_LEN
],
1746 const uint8_t mac
[IEEE80211_ADDR_LEN
])
1748 struct rt2870_softc
*sc
;
1750 struct rt2870_softc_vap
*rvap
;
1751 struct ieee80211vap
*vap
;
1756 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATE
,
1757 "%s: VAP create: opmode=%s\n",
1758 device_get_nameunit(sc
->dev
),
1759 ieee80211_opmode_name
[opmode
]);
1763 case IEEE80211_M_IBSS
:
1764 case IEEE80211_M_STA
:
1765 case IEEE80211_M_AHDEMO
:
1766 case IEEE80211_M_HOSTAP
:
1767 case IEEE80211_M_MBSS
:
1768 if ((sc
->napvaps
+ sc
->nadhocvaps
+ sc
->nstavaps
) != 0)
1770 if_printf(ifp
, "only 1 VAP supported\n");
1774 if (opmode
== IEEE80211_M_STA
)
1775 flags
|= IEEE80211_CLONE_NOBEACONS
;
1778 case IEEE80211_M_WDS
:
1779 if (sc
->napvaps
== 0)
1781 if_printf(ifp
, "WDS only supported in AP mode\n");
1786 case IEEE80211_M_MONITOR
:
1790 if_printf(ifp
, "unknown opmode %d\n", opmode
);
1794 rvap
= (struct rt2870_softc_vap
*) malloc(sizeof(struct rt2870_softc_vap
),
1795 M_80211_VAP
, M_NOWAIT
| M_ZERO
);
1801 ieee80211_vap_setup(ic
, vap
, name
, unit
, opmode
, flags
, bssid
, mac
);
1803 rvap
->newstate
= vap
->iv_newstate
;
1804 vap
->iv_newstate
= rt2870_vap_newstate
;
1806 vap
->iv_reset
= rt2870_vap_reset
;
1807 vap
->iv_key_update_begin
= rt2870_vap_key_update_begin
;
1808 vap
->iv_key_update_end
= rt2870_vap_key_update_end
;
1809 vap
->iv_key_set
= rt2870_vap_key_set
;
1810 vap
->iv_key_delete
= rt2870_vap_key_delete
;
1811 vap
->iv_update_beacon
= rt2870_vap_update_beacon
;
1813 rt2870_amrr_init(&rvap
->amrr
, vap
,
1815 RT2870_AMRR_MIN_SUCCESS_THRESHOLD
,
1816 RT2870_AMRR_MAX_SUCCESS_THRESHOLD
,
1819 vap
->iv_max_aid
= RT2870_SOFTC_STAID_COUNT
;
1821 /* override default Rx A-MPDU factor */
1823 vap
->iv_ampdu_rxmax
= IEEE80211_HTCAP_MAXRXAMPDU_32K
;
1824 vap
->iv_ampdu_density
= IEEE80211_HTCAP_MPDUDENSITY_NA
;
1825 vap
->iv_ampdu_limit
= vap
->iv_ampdu_rxmax
;
1827 ieee80211_vap_attach(vap
, ieee80211_media_change
, ieee80211_media_status
);
1829 switch (vap
->iv_opmode
)
1831 case IEEE80211_M_HOSTAP
:
1832 case IEEE80211_M_MBSS
:
1833 case IEEE80211_M_AHDEMO
:
1837 case IEEE80211_M_IBSS
:
1841 case IEEE80211_M_STA
:
1845 case IEEE80211_M_WDS
:
1855 if (sc
->napvaps
> 0)
1856 ic
->ic_opmode
= IEEE80211_M_HOSTAP
;
1857 else if (sc
->nadhocvaps
> 0)
1858 ic
->ic_opmode
= IEEE80211_M_IBSS
;
1859 else if (sc
->nstavaps
> 0)
1860 ic
->ic_opmode
= IEEE80211_M_STA
;
1862 ic
->ic_opmode
= opmode
;
1870 static void rt2870_vap_delete(struct ieee80211vap
*vap
)
1872 struct rt2870_softc
*sc
;
1873 struct ieee80211com
*ic
;
1875 struct rt2870_softc_vap
*rvap
;
1876 enum ieee80211_opmode opmode
;
1881 rvap
= (struct rt2870_softc_vap
*) vap
;
1882 opmode
= vap
->iv_opmode
;
1884 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATE
,
1885 "%s: VAP delete: opmode=%s\n",
1886 device_get_nameunit(sc
->dev
),
1887 ieee80211_opmode_name
[opmode
]);
1889 rt2870_amrr_cleanup(&rvap
->amrr
);
1891 ieee80211_vap_detach(vap
);
1893 if (rvap
->beacon_mbuf
!= NULL
)
1895 m_free(rvap
->beacon_mbuf
);
1896 rvap
->beacon_mbuf
= NULL
;
1901 case IEEE80211_M_HOSTAP
:
1902 case IEEE80211_M_MBSS
:
1903 case IEEE80211_M_AHDEMO
:
1907 case IEEE80211_M_IBSS
:
1911 case IEEE80211_M_STA
:
1915 case IEEE80211_M_WDS
:
1925 if (sc
->napvaps
> 0)
1926 ic
->ic_opmode
= IEEE80211_M_HOSTAP
;
1927 else if (sc
->nadhocvaps
> 0)
1928 ic
->ic_opmode
= IEEE80211_M_IBSS
;
1929 else if (sc
->nstavaps
> 0)
1930 ic
->ic_opmode
= IEEE80211_M_STA
;
1932 free(rvap
, M_80211_VAP
);
1938 static int rt2870_vap_reset(struct ieee80211vap
*vap
, u_long cmd
)
1940 struct rt2870_softc
*sc
;
1941 struct ieee80211com
*ic
;
1943 struct rt2870_softc_vap
*rvap
;
1949 rvap
= (struct rt2870_softc_vap
*) vap
;
1951 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATE
,
1952 "%s: VAP reset: cmd=%lu\n",
1953 device_get_nameunit(sc
->dev
), cmd
);
1957 RT2870_SOFTC_LOCK(sc
);
1961 case IEEE80211_IOC_RTSTHRESHOLD
:
1962 case IEEE80211_IOC_AMSDU
:
1963 rt2870_asic_update_rtsthreshold(sc
);
1966 case IEEE80211_IOC_PROTMODE
:
1967 case IEEE80211_IOC_HTPROTMODE
:
1968 rt2870_asic_updateprot(sc
);
1971 case IEEE80211_IOC_TXPOWER
:
1972 rt2870_asic_update_txpower(sc
);
1975 case IEEE80211_IOC_BURST
:
1976 rt2870_asic_updateslot(sc
);
1979 case IEEE80211_IOC_SHORTGI
:
1980 case IEEE80211_IOC_AMPDU_DENSITY
:
1981 case IEEE80211_IOC_SMPS
:
1989 RT2870_SOFTC_UNLOCK(sc
);
1995 * rt2870_vap_newstate
1997 static int rt2870_vap_newstate(struct ieee80211vap
*vap
,
1998 enum ieee80211_state nstate
, int arg
)
2000 struct rt2870_softc
*sc
;
2001 struct ieee80211com
*ic
;
2003 struct rt2870_softc_vap
*rvap
;
2004 struct ieee80211_node
*ni
;
2010 rvap
= (struct rt2870_softc_vap
*) vap
;
2012 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATE
,
2013 "%s: VAP newstate: %s -> %s\n",
2014 device_get_nameunit(sc
->dev
),
2015 ieee80211_state_name
[vap
->iv_state
], ieee80211_state_name
[nstate
]);
2017 error
= rvap
->newstate(vap
, nstate
, arg
);
2021 if (!(sc
->flags
& RT2870_SOFTC_FLAGS_VALID
))
2024 IEEE80211_UNLOCK(ic
);
2026 RT2870_SOFTC_LOCK(sc
);
2028 /* turn link LED off */
2030 if (nstate
!= IEEE80211_S_RUN
)
2031 rt2870_led_cmd(sc
, RT2870_LED_CMD_RADIO_OFF
);
2035 case IEEE80211_S_INIT
:
2036 rt2870_asic_disable_tsf_sync(sc
);
2039 case IEEE80211_S_RUN
:
2042 rt2870_rf_set_chan(sc
, ni
->ni_chan
);
2044 if (vap
->iv_opmode
!= IEEE80211_M_MONITOR
)
2046 rt2870_asic_enable_mrr(sc
);
2047 rt2870_asic_set_txpreamble(sc
);
2048 rt2870_asic_set_basicrates(sc
);
2049 rt2870_asic_update_txpower(sc
);
2050 rt2870_asic_set_bssid(sc
, ni
->ni_bssid
);
2053 if (vap
->iv_opmode
== IEEE80211_M_HOSTAP
||
2054 vap
->iv_opmode
== IEEE80211_M_IBSS
||
2055 vap
->iv_opmode
== IEEE80211_M_MBSS
)
2057 error
= rt2870_beacon_alloc(sc
, vap
);
2061 rt2870_asic_update_beacon(sc
, vap
);
2064 if (vap
->iv_opmode
!= IEEE80211_M_MONITOR
)
2065 rt2870_asic_enable_tsf_sync(sc
);
2067 /* turn link LED on */
2069 if (vap
->iv_opmode
!= IEEE80211_M_MONITOR
)
2071 rt2870_led_cmd(sc
, RT2870_LED_CMD_RADIO_ON
|
2072 (IEEE80211_IS_CHAN_2GHZ(ni
->ni_chan
) ?
2073 RT2870_LED_CMD_LINK_2GHZ
: RT2870_LED_CMD_LINK_5GHZ
));
2081 RT2870_SOFTC_UNLOCK(sc
);
2089 * rt2870_vap_key_update_begin
2091 static void rt2870_vap_key_update_begin(struct ieee80211vap
*vap
)
2093 struct rt2870_softc
*sc
;
2094 struct ieee80211com
*ic
;
2101 RT2870_DPRINTF(sc
, RT2870_DEBUG_KEY
,
2102 "%s: VAP key update begin\n",
2103 device_get_nameunit(sc
->dev
));
2105 taskqueue_block(sc
->taskqueue
);
2107 IF_LOCK(&ifp
->if_snd
);
2111 * rt2870_vap_key_update_end
2113 static void rt2870_vap_key_update_end(struct ieee80211vap
*vap
)
2115 struct rt2870_softc
*sc
;
2116 struct ieee80211com
*ic
;
2123 RT2870_DPRINTF(sc
, RT2870_DEBUG_KEY
,
2124 "%s: VAP key update end\n",
2125 device_get_nameunit(sc
->dev
));
2127 IF_UNLOCK(&ifp
->if_snd
);
2129 taskqueue_unblock(sc
->taskqueue
);
2133 * rt2870_vap_key_set
2135 static int rt2870_vap_key_set(struct ieee80211vap
*vap
,
2136 const struct ieee80211_key
*k
, const uint8_t mac
[IEEE80211_ADDR_LEN
])
2138 struct rt2870_softc
*sc
;
2139 struct ieee80211com
*ic
;
2141 struct ieee80211_node
*ni
;
2142 struct rt2870_softc_node
*rni
;
2143 struct rt2870_cmd_argv_keyset cmd_argv
;
2145 if (k
->wk_cipher
->ic_cipher
!= IEEE80211_CIPHER_WEP
&&
2146 k
->wk_cipher
->ic_cipher
!= IEEE80211_CIPHER_TKIP
&&
2147 k
->wk_cipher
->ic_cipher
!= IEEE80211_CIPHER_AES_CCM
)
2154 cmd_argv
.opmode
= vap
->iv_opmode
;
2156 memcpy(&cmd_argv
.key
, k
, sizeof(struct ieee80211_key
));
2158 if (!(k
->wk_flags
& IEEE80211_KEY_GROUP
))
2160 ni
= ieee80211_find_vap_node(&ic
->ic_sta
, vap
, mac
);
2161 rni
= (struct rt2870_softc_node
*) ni
;
2163 cmd_argv
.staid
= rni
->staid
;
2165 ieee80211_free_node(ni
);
2168 rt2870_do_async(sc
, rt2870_vap_key_set_cb
,
2169 &cmd_argv
, sizeof(struct rt2870_cmd_argv_keyset
));
2175 * rt2870_vap_key_delete
2177 static int rt2870_vap_key_delete(struct ieee80211vap
*vap
,
2178 const struct ieee80211_key
*k
)
2180 struct rt2870_softc
*sc
;
2181 struct ieee80211com
*ic
;
2183 struct rt2870_cmd_argv_keydelete cmd_argv
;
2189 cmd_argv
.opmode
= vap
->iv_opmode
;
2191 memcpy(&cmd_argv
.key
, k
, sizeof(struct ieee80211_key
));
2193 rt2870_do_async(sc
, rt2870_vap_key_delete_cb
,
2194 &cmd_argv
, sizeof(struct rt2870_cmd_argv_keydelete
));
2200 * rt2870_vap_update_beacon
2202 static void rt2870_vap_update_beacon(struct ieee80211vap
*vap
, int what
)
2204 struct rt2870_softc
*sc
;
2205 struct ieee80211com
*ic
;
2207 struct rt2870_softc_vap
*rvap
;
2209 struct ieee80211_beacon_offsets
*bo
;
2214 rvap
= (struct rt2870_softc_vap
*) vap
;
2215 m
= rvap
->beacon_mbuf
;
2216 bo
= &rvap
->beacon_offsets
;
2218 RT2870_DPRINTF(sc
, RT2870_DEBUG_BEACON
,
2219 "%s: VAP update beacon: what=%d\n",
2220 device_get_nameunit(sc
->dev
), what
);
2222 setbit(bo
->bo_flags
, what
);
2224 ieee80211_beacon_update(vap
->iv_bss
, bo
, m
, 0);
2226 rt2870_do_async(sc
, rt2870_vap_update_beacon_cb
, NULL
, 0);
2232 static struct ieee80211_node
*rt2870_node_alloc(struct ieee80211vap
*vap
,
2233 const uint8_t mac
[IEEE80211_ADDR_LEN
])
2235 return malloc(sizeof(struct rt2870_softc_node
),
2236 M_80211_NODE
, M_NOWAIT
| M_ZERO
);
2240 * rt2870_node_cleanup
2242 static void rt2870_node_cleanup(struct ieee80211_node
*ni
)
2244 struct rt2870_softc
*sc
;
2245 struct ieee80211com
*ic
;
2247 struct rt2870_softc_node
*rni
;
2248 struct rt2870_cmd_argv_nodecleanup cmd_argv
;
2253 rni
= (struct rt2870_softc_node
*) ni
;
2255 RT2870_DPRINTF(sc
, RT2870_DEBUG_NODE
,
2256 "%s: node cleanup: macaddr=%s, associd=0x%04x, staid=0x%02x\n",
2257 device_get_nameunit(sc
->dev
), ether_sprintf(ni
->ni_macaddr
),
2258 ni
->ni_associd
, rni
->staid
);
2260 if (rni
->staid
!= 0)
2262 cmd_argv
.staid
= rni
->staid
;
2266 rt2870_do_async(sc
, rt2870_node_cleanup_cb
,
2267 &cmd_argv
, sizeof(struct rt2870_cmd_argv_nodecleanup
));
2270 sc
->node_cleanup(ni
);
2274 * rt2870_node_getmimoinfo
2276 static void rt2870_node_getmimoinfo(const struct ieee80211_node
*ni
,
2277 struct ieee80211_mimo_info
*mi
)
2279 const struct rt2870_softc_node
*rni
;
2282 rni
= (const struct rt2870_softc_node
*) ni
;
2284 for (i
= 0; i
< RT2870_SOFTC_RSSI_COUNT
; i
++)
2286 mi
->rssi
[i
] = rni
->last_rssi_dbm
[i
];
2287 mi
->noise
[i
] = RT2870_NOISE_FLOOR
;
2292 * rt2870_setregdomain
2294 static int rt2870_setregdomain(struct ieee80211com
*ic
,
2295 struct ieee80211_regdomain
*reg
,
2296 int nchans
, struct ieee80211_channel chans
[])
2298 struct rt2870_softc
*sc
;
2304 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATE
,
2305 "%s: set regulatory domain: country=%d, country code string=%c%c, location=%c\n",
2306 device_get_nameunit(sc
->dev
),
2307 reg
->country
, reg
->isocc
[0], reg
->isocc
[1], reg
->location
);
2313 * rt2870_getradiocaps
2315 static void rt2870_getradiocaps(struct ieee80211com
*ic
,
2316 int maxchans
, int *nchans
, struct ieee80211_channel chans
[])
2318 *nchans
= (ic
->ic_nchans
>= maxchans
) ? maxchans
: ic
->ic_nchans
;
2320 memcpy(chans
, ic
->ic_channels
, (*nchans
) * sizeof(struct ieee80211_channel
));
2326 static void rt2870_scan_start(struct ieee80211com
*ic
)
2328 struct rt2870_softc
*sc
;
2334 if (!(sc
->flags
& RT2870_SOFTC_FLAGS_VALID
))
2337 RT2870_SOFTC_LOCK(sc
);
2339 rt2870_asic_disable_tsf_sync(sc
);
2341 RT2870_SOFTC_UNLOCK(sc
);
2347 static void rt2870_scan_end(struct ieee80211com
*ic
)
2349 struct rt2870_softc
*sc
;
2355 if (!(sc
->flags
& RT2870_SOFTC_FLAGS_VALID
))
2358 RT2870_SOFTC_LOCK(sc
);
2360 rt2870_asic_enable_tsf_sync(sc
);
2362 RT2870_SOFTC_UNLOCK(sc
);
2366 * rt2870_set_channel
2368 static void rt2870_set_channel(struct ieee80211com
*ic
)
2370 struct rt2870_softc
*sc
;
2376 if (!(sc
->flags
& RT2870_SOFTC_FLAGS_VALID
))
2379 RT2870_DPRINTF(sc
, RT2870_DEBUG_CHAN
,
2380 "%s: set channel: channel=%u, HT%s%s\n",
2381 device_get_nameunit(sc
->dev
),
2382 ieee80211_chan2ieee(ic
, ic
->ic_curchan
),
2383 !IEEE80211_IS_CHAN_HT(ic
->ic_curchan
) ? " disabled" :
2384 IEEE80211_IS_CHAN_HT20(ic
->ic_curchan
) ? "20":
2385 IEEE80211_IS_CHAN_HT40U(ic
->ic_curchan
) ? "40U" : "40D",
2386 (ic
->ic_flags
& IEEE80211_F_SCAN
) ? ", scanning" : "");
2388 RT2870_SOFTC_LOCK(sc
);
2390 rt2870_rf_set_chan(sc
, ic
->ic_curchan
);
2392 RT2870_SOFTC_UNLOCK(sc
);
2398 static void rt2870_newassoc(struct ieee80211_node
*ni
, int isnew
)
2400 struct rt2870_softc
*sc
;
2401 struct ieee80211com
*ic
;
2403 struct ieee80211vap
*vap
;
2404 struct rt2870_softc_vap
*rvap
;
2405 struct rt2870_softc_node
*rni
;
2414 rvap
= (struct rt2870_softc_vap
*) vap
;
2415 rni
= (struct rt2870_softc_node
*) ni
;
2419 aid
= IEEE80211_AID(ni
->ni_associd
);
2420 rni
->staid
= rt2870_staid_alloc(sc
, aid
);
2423 RT2870_SOFTC_LOCK(sc
);
2425 tmp
= (ni
->ni_macaddr
[3] << 24) |
2426 (ni
->ni_macaddr
[2] << 16) |
2427 (ni
->ni_macaddr
[1] << 8) |
2430 rt2870_io_mac_write(sc
, RT2870_REG_WCID(wcid
), tmp
);
2432 tmp
= (ni
->ni_macaddr
[5] << 8) |
2435 rt2870_io_mac_write(sc
, RT2870_REG_WCID(wcid
) + 4, tmp
);
2437 rt2870_amrr_node_init(&rvap
->amrr
, &sc
->amrr_node
[wcid
], ni
);
2439 RT2870_DPRINTF(sc
, RT2870_DEBUG_RATE
,
2440 "%s: initial%s node Tx rate: associd=0x%04x, rate=0x%02x, max rate=0x%02x\n",
2441 device_get_nameunit(sc
->dev
),
2442 (ni
->ni_flags
& IEEE80211_NODE_HT
) ? " HT" : "",
2443 ni
->ni_associd
, ni
->ni_txrate
,
2444 (ni
->ni_flags
& IEEE80211_NODE_HT
) ?
2445 (ni
->ni_htrates
.rs_rates
[ni
->ni_htrates
.rs_nrates
- 1] | IEEE80211_RATE_MCS
) :
2446 (ni
->ni_rates
.rs_rates
[ni
->ni_rates
.rs_nrates
- 1] & IEEE80211_RATE_VAL
));
2448 rt2870_asic_updateprot(sc
);
2449 rt2870_asic_updateslot(sc
);
2450 rt2870_asic_set_txpreamble(sc
);
2452 RT2870_SOFTC_UNLOCK(sc
);
2455 RT2870_DPRINTF(sc
, RT2870_DEBUG_NODE
,
2456 "%s: new association: isnew=%d, macaddr=%s, associd=0x%04x, staid=0x%02x, QoS %s, ERP %s, HT %s\n",
2457 device_get_nameunit(sc
->dev
), isnew
, ether_sprintf(ni
->ni_macaddr
),
2458 ni
->ni_associd
, rni
->staid
,
2459 (ni
->ni_flags
& IEEE80211_NODE_QOS
) ? "enabled" : "disabled",
2460 (ni
->ni_flags
& IEEE80211_NODE_ERP
) ? "enabled" : "disabled",
2461 (ni
->ni_flags
& IEEE80211_NODE_HT
) ? "enabled" : "disabled");
2467 static void rt2870_updateslot(struct ifnet
*ifp
)
2469 struct rt2870_softc
*sc
;
2473 rt2870_do_async(sc
, rt2870_updateslot_cb
, NULL
, 0);
2477 * rt2870_update_promisc
2479 static void rt2870_update_promisc(struct ifnet
*ifp
)
2481 struct rt2870_softc
*sc
;
2485 RT2870_SOFTC_LOCK(sc
);
2487 rt2870_asic_update_promisc(sc
);
2489 RT2870_SOFTC_UNLOCK(sc
);
2493 * rt2870_update_mcast
2495 static void rt2870_update_mcast(struct ifnet
*ifp
)
2497 struct rt2870_softc
*sc
;
2505 static int rt2870_wme_update(struct ieee80211com
*ic
)
2507 struct rt2870_softc
*sc
;
2513 rt2870_do_async(sc
, rt2870_wme_update_cb
, NULL
, 0);
2521 static int rt2870_raw_xmit(struct ieee80211_node
*ni
, struct mbuf
*m
,
2522 const struct ieee80211_bpf_params
*params
)
2524 struct rt2870_softc
*sc
;
2525 struct ieee80211com
*ic
;
2532 RT2870_SOFTC_LOCK(sc
);
2534 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
2536 RT2870_SOFTC_UNLOCK(sc
);
2539 ieee80211_free_node(ni
);
2544 if (sc
->tx_ring
[sc
->tx_ring_mgtqid
].queued
>= RT2870_SOFTC_TX_RING_DATA_COUNT
)
2546 RT2870_DPRINTF(sc
, RT2870_DEBUG_TX
,
2547 "%s: raw xmit: Tx ring with qid=%d is full\n",
2548 device_get_nameunit(sc
->dev
), sc
->tx_ring_mgtqid
);
2550 ifp
->if_drv_flags
|= IFF_DRV_OACTIVE
;
2552 RT2870_SOFTC_UNLOCK(sc
);
2555 ieee80211_free_node(ni
);
2557 sc
->tx_data_queue_full
[sc
->tx_ring_mgtqid
]++;
2562 if (rt2870_tx_mgmt(sc
, m
, ni
, sc
->tx_ring_mgtqid
) != 0)
2566 RT2870_SOFTC_UNLOCK(sc
);
2568 ieee80211_free_node(ni
);
2573 sc
->tx_timer
= RT2870_TX_WATCHDOG_TIMEOUT
;
2575 RT2870_SOFTC_UNLOCK(sc
);
2581 * rt2870_recv_action
2583 static int rt2870_recv_action(struct ieee80211_node
*ni
,
2584 const struct ieee80211_frame
*wh
,
2585 const uint8_t *frm
, const uint8_t *efrm
)
2587 struct rt2870_softc
*sc
;
2588 struct ieee80211com
*ic
;
2590 struct rt2870_softc_node
*rni
;
2591 const struct ieee80211_action
*ia
;
2592 uint16_t baparamset
;
2600 rni
= (struct rt2870_softc_node
*) ni
;
2602 ia
= (const struct ieee80211_action
*) frm
;
2604 ret
= sc
->recv_action(ni
, wh
, frm
, efrm
);
2606 if (ia
->ia_category
!= IEEE80211_ACTION_CAT_BA
)
2609 switch (ia
->ia_action
)
2611 /* IEEE80211_ACTION_BA_DELBA */
2612 case IEEE80211_ACTION_BA_DELBA
:
2613 baparamset
= LE_READ_2(frm
+ 2);
2614 tid
= RT2870_MS(baparamset
, IEEE80211_BAPS_TID
);
2617 RT2870_DPRINTF(sc
, RT2870_DEBUG_BA
,
2618 "%s: received DELBA request: associd=0x%04x, staid=0x%02x, tid=%d\n",
2619 device_get_nameunit(sc
->dev
), ni
->ni_associd
, rni
->staid
, tid
);
2621 RT2870_SOFTC_LOCK(sc
);
2623 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_WCID(wcid
) + 4);
2625 tmp
&= ~(0x10000 << tid
);
2627 rt2870_io_mac_write(sc
, RT2870_REG_WCID(wcid
) + 4, tmp
);
2629 RT2870_SOFTC_UNLOCK(sc
);
2637 * rt2870_send_action
2639 static int rt2870_send_action(struct ieee80211_node
*ni
,
2640 int cat
, int act
, void *sa
)
2642 struct rt2870_softc
*sc
;
2643 struct ieee80211com
*ic
;
2645 struct rt2870_softc_node
*rni
;
2646 uint16_t *args
, status
, baparamset
;
2648 int ret
, tid
, bufsize
;
2654 rni
= (struct rt2870_softc_node
*) ni
;
2656 ret
= sc
->send_action(ni
, cat
, act
, sa
);
2658 if (cat
!= IEEE80211_ACTION_CAT_BA
)
2666 /* IEEE80211_ACTION_BA_ADDBA_RESPONSE */
2667 case IEEE80211_ACTION_BA_ADDBA_RESPONSE
:
2669 baparamset
= args
[2];
2670 tid
= RT2870_MS(baparamset
, IEEE80211_BAPS_TID
);
2671 bufsize
= RT2870_MS(baparamset
, IEEE80211_BAPS_BUFSIZ
);
2673 RT2870_DPRINTF(sc
, RT2870_DEBUG_BA
,
2674 "%s: sending ADDBA response: associd=0x%04x, staid=0x%02x, status=%d, tid=%d, bufsize=%d\n",
2675 device_get_nameunit(sc
->dev
), ni
->ni_associd
, rni
->staid
, status
, tid
, bufsize
);
2677 if (status
== IEEE80211_STATUS_SUCCESS
)
2679 RT2870_SOFTC_LOCK(sc
);
2681 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_WCID(wcid
) + 4);
2683 tmp
|= (0x10000 << tid
);
2685 rt2870_io_mac_write(sc
, RT2870_REG_WCID(wcid
) + 4, tmp
);
2687 RT2870_SOFTC_UNLOCK(sc
);
2691 /* IEEE80211_ACTION_BA_DELBA */
2692 case IEEE80211_ACTION_BA_DELBA
:
2693 baparamset
= RT2870_SM(args
[0], IEEE80211_DELBAPS_TID
) | args
[1];
2694 tid
= RT2870_MS(baparamset
, IEEE80211_DELBAPS_TID
);
2696 RT2870_DPRINTF(sc
, RT2870_DEBUG_BA
,
2697 "%s: sending DELBA request: associd=0x%04x, staid=0x%02x, tid=%d\n",
2698 device_get_nameunit(sc
->dev
), ni
->ni_associd
, rni
->staid
, tid
);
2700 RT2870_SOFTC_LOCK(sc
);
2702 if (RT2870_MS(baparamset
, IEEE80211_DELBAPS_INIT
) != IEEE80211_DELBAPS_INIT
)
2704 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_WCID(wcid
) + 4);
2706 tmp
&= ~(0x10000 << tid
);
2708 rt2870_io_mac_write(sc
, RT2870_REG_WCID(wcid
) + 4, tmp
);
2711 RT2870_SOFTC_UNLOCK(sc
);
2719 * rt2870_addba_response
2721 static int rt2870_addba_response(struct ieee80211_node
*ni
,
2722 struct ieee80211_tx_ampdu
*tap
,
2723 int status
, int baparamset
, int batimeout
)
2725 struct rt2870_softc
*sc
;
2726 struct ieee80211com
*ic
;
2728 struct rt2870_softc_node
*rni
;
2729 ieee80211_seq seqno
;
2730 int ret
, tid
, old_bufsize
, new_bufsize
;
2735 rni
= (struct rt2870_softc_node
*) ni
;
2737 tid
= RT2870_MS(baparamset
, IEEE80211_BAPS_TID
);
2738 old_bufsize
= RT2870_MS(baparamset
, IEEE80211_BAPS_BUFSIZ
);
2739 new_bufsize
= old_bufsize
;
2741 if (status
== IEEE80211_STATUS_SUCCESS
)
2743 if (sc
->mac_rev
>= 0x28830300)
2745 if (sc
->mac_rev
>= 0x30700200)
2750 else if (sc
->mac_rev
>= 0x28720200)
2759 if (old_bufsize
> new_bufsize
)
2761 baparamset
&= ~IEEE80211_BAPS_BUFSIZ
;
2762 baparamset
= RT2870_SM(new_bufsize
, IEEE80211_BAPS_BUFSIZ
);
2765 if (!(tap
->txa_flags
& IEEE80211_AGGR_RUNNING
))
2767 sc
->tx_ampdu_sessions
++;
2769 RT2870_SOFTC_LOCK(sc
);
2771 rt2870_asic_updateprot(sc
);
2773 RT2870_SOFTC_UNLOCK(sc
);
2777 RT2870_DPRINTF(sc
, RT2870_DEBUG_BA
,
2778 "%s: received ADDBA response: associd=0x%04x, staid=0x%02x, status=%d, tid=%d, "
2779 "old bufsize=%d, new bufsize=%d\n",
2780 device_get_nameunit(sc
->dev
), ni
->ni_associd
, rni
->staid
, status
, tid
,
2781 old_bufsize
, new_bufsize
);
2783 ret
= sc
->addba_response(ni
, tap
, status
, baparamset
, batimeout
);
2785 if (status
== IEEE80211_STATUS_SUCCESS
)
2787 seqno
= ni
->ni_txseqs
[tid
];
2789 rt2870_send_bar(ni
, tap
, seqno
);
2798 static void rt2870_addba_stop(struct ieee80211_node
*ni
,
2799 struct ieee80211_tx_ampdu
*tap
)
2801 struct rt2870_softc
*sc
;
2802 struct ieee80211com
*ic
;
2804 struct rt2870_softc_node
*rni
;
2810 rni
= (struct rt2870_softc_node
*) ni
;
2812 tid
= WME_AC_TO_TID(tap
->txa_ac
);
2814 RT2870_DPRINTF(sc
, RT2870_DEBUG_BA
,
2815 "%s: stopping A-MPDU Tx: associd=0x%04x, staid=0x%02x, tid=%d\n",
2816 device_get_nameunit(sc
->dev
), ni
->ni_associd
, rni
->staid
, tid
);
2818 sc
->tx_ampdu_sessions
--;
2820 RT2870_SOFTC_LOCK(sc
);
2822 rt2870_asic_updateprot(sc
);
2824 RT2870_SOFTC_UNLOCK(sc
);
2826 sc
->addba_stop(ni
, tap
);
2832 static int rt2870_send_bar(struct ieee80211_node
*ni
,
2833 struct ieee80211_tx_ampdu
*tap
, ieee80211_seq seqno
)
2835 struct rt2870_softc
*sc
;
2836 struct ieee80211com
*ic
;
2838 struct ieee80211vap
*vap
;
2839 struct ieee80211_frame_bar
*bar
;
2840 struct rt2870_softc_node
*rni
;
2842 uint16_t barctl
, barseqctl
;
2850 rni
= (struct rt2870_softc_node
*) ni
;
2852 if (!(tap
->txa_flags
& IEEE80211_AGGR_RUNNING
))
2855 m
= ieee80211_getmgtframe(&frm
, ic
->ic_headroom
, sizeof(struct ieee80211_frame_bar
));
2859 bar
= mtod(m
, struct ieee80211_frame_bar
*);
2861 bar
->i_fc
[0] = IEEE80211_FC0_VERSION_0
| IEEE80211_FC0_TYPE_CTL
| IEEE80211_FC0_SUBTYPE_BAR
;
2864 IEEE80211_ADDR_COPY(bar
->i_ra
, ni
->ni_macaddr
);
2865 IEEE80211_ADDR_COPY(bar
->i_ta
, vap
->iv_myaddr
);
2867 tid
= WME_AC_TO_TID(tap
->txa_ac
);
2869 barctl
= (tap
->txa_flags
& IEEE80211_AGGR_IMMEDIATE
? 0 : IEEE80211_BAR_NOACK
) |
2870 IEEE80211_BAR_COMP
|
2871 RT2870_SM(tid
, IEEE80211_BAR_TID
);
2872 barseqctl
= RT2870_SM(seqno
, IEEE80211_BAR_SEQ_START
);
2874 bar
->i_ctl
= htole16(barctl
);
2875 bar
->i_seq
= htole16(barseqctl
);
2877 m
->m_pkthdr
.len
= m
->m_len
= sizeof(struct ieee80211_frame_bar
);
2879 tap
->txa_start
= seqno
;
2881 ieee80211_ref_node(ni
);
2883 RT2870_DPRINTF(sc
, RT2870_DEBUG_BA
,
2884 "%s: sending BAR: associd=0x%04x, staid=0x%02x, tid=%d, seqno=%d\n",
2885 device_get_nameunit(sc
->dev
), ni
->ni_associd
, rni
->staid
, tid
, seqno
);
2887 ret
= ic
->ic_raw_xmit(ni
, m
, NULL
);
2889 ieee80211_free_node(ni
);
2895 * rt2870_amrr_update_iter_func
2897 static void rt2870_amrr_update_iter_func(void *arg
, struct ieee80211_node
*ni
)
2899 struct rt2870_softc
*sc
;
2900 struct ieee80211com
*ic
;
2902 struct ieee80211vap
*vap
;
2903 struct rt2870_softc_vap
*rvap
;
2904 struct rt2870_softc_node
*rni
;
2911 rvap
= (struct rt2870_softc_vap
*) vap
;
2912 rni
= (struct rt2870_softc_node
*) ni
;
2914 /* only associated stations */
2916 if ((ni
->ni_vap
== vap
) && (rni
->staid
!= 0))
2920 RT2870_DPRINTF(sc
, RT2870_DEBUG_RATE
,
2921 "%s: AMRR node: staid=0x%02x, txcnt=%d, success=%d, retrycnt=%d\n",
2922 device_get_nameunit(sc
->dev
),
2923 rni
->staid
, sc
->amrr_node
[wcid
].txcnt
, sc
->amrr_node
[wcid
].success
, sc
->amrr_node
[wcid
].retrycnt
);
2925 rt2870_amrr_choose(ni
, &sc
->amrr_node
[wcid
]);
2927 RT2870_DPRINTF(sc
, RT2870_DEBUG_RATE
,
2928 "%s:%s node Tx rate: associd=0x%04x, staid=0x%02x, rate=0x%02x, max rate=0x%02x\n",
2929 device_get_nameunit(sc
->dev
),
2930 (ni
->ni_flags
& IEEE80211_NODE_HT
) ? " HT" : "",
2931 ni
->ni_associd
, rni
->staid
, ni
->ni_txrate
,
2932 (ni
->ni_flags
& IEEE80211_NODE_HT
) ?
2933 (ni
->ni_htrates
.rs_rates
[ni
->ni_htrates
.rs_nrates
- 1] | IEEE80211_RATE_MCS
) :
2934 (ni
->ni_rates
.rs_rates
[ni
->ni_rates
.rs_nrates
- 1] & IEEE80211_RATE_VAL
));
2941 static void rt2870_periodic(void *arg
)
2943 struct rt2870_softc
*sc
;
2949 RT2870_DPRINTF(sc
, RT2870_DEBUG_PERIODIC
,
2951 device_get_nameunit(sc
->dev
));
2953 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
2956 taskqueue_enqueue(sc
->taskqueue
, &sc
->periodic_task
);
2960 * rt2870_tx_watchdog
2962 static void rt2870_tx_watchdog(void *arg
)
2964 struct rt2870_softc
*sc
;
2970 if (sc
->tx_timer
== 0)
2973 if (--sc
->tx_timer
== 0)
2975 printf("%s: Tx watchdog timeout: resetting\n",
2976 device_get_nameunit(sc
->dev
));
2978 rt2870_stop_locked(sc
);
2979 rt2870_init_locked(sc
);
2983 sc
->tx_watchdog_timeouts
++;
2986 callout_reset(&sc
->tx_watchdog_ch
, hz
, rt2870_tx_watchdog
, sc
);
2990 * rt2870_staid_alloc
2992 static int rt2870_staid_alloc(struct rt2870_softc
*sc
, int aid
)
2996 if ((aid
> 0 && aid
< RT2870_SOFTC_STAID_COUNT
) && isclr(sc
->staid_mask
, aid
))
3002 for (staid
= 1; staid
< RT2870_SOFTC_STAID_COUNT
; staid
++)
3004 if (isclr(sc
->staid_mask
, staid
))
3009 setbit(sc
->staid_mask
, staid
);
3015 * rt2870_staid_delete
3017 static void rt2870_staid_delete(struct rt2870_softc
*sc
, int staid
)
3019 clrbit(sc
->staid_mask
, staid
);
3026 static int rt2870_do_async(struct rt2870_softc
*sc
,
3027 void (*cb
)(struct rt2870_softc
*sc
, void *arg
),
3031 struct rt2870_softc_cmd_ring
*ring
;
3032 struct rt2870_softc_cmd
*cmd
;
3036 ring
= &sc
->cmd_ring
;
3038 RT2870_SOFTC_LOCK(sc
);
3040 if (ring
->queued
>= RT2870_SOFTC_CMD_RING_CMD_COUNT
)
3042 RT2870_SOFTC_UNLOCK(sc
);
3046 cmd
= STAILQ_FIRST(&ring
->inactive
);
3047 STAILQ_REMOVE_HEAD(&ring
->inactive
, next
);
3052 memcpy(cmd
->data
, arg
, len
);
3054 STAILQ_INSERT_TAIL(&ring
->active
, cmd
, next
);
3057 run_cmd_task
= (ring
->queued
== 1);
3059 RT2870_SOFTC_UNLOCK(sc
);
3062 taskqueue_enqueue(sc
->taskqueue
, &sc
->cmd_task
);
3068 * rt2870_node_cleanup_cb
3070 static void rt2870_node_cleanup_cb(struct rt2870_softc
*sc
, void *arg
)
3073 struct ieee80211com
*ic
;
3074 struct rt2870_cmd_argv_nodecleanup
*cmd_argv
;
3075 uint8_t staid
, vapid
, wcid
;
3081 staid
= cmd_argv
->staid
;
3086 tmp
= ((vapid
& RT2870_REG_VAP_MASK
) << RT2870_REG_VAP_SHIFT
) |
3087 (RT2870_REG_CIPHER_MODE_NONE
<< RT2870_REG_CIPHER_MODE_SHIFT
) | RT2870_REG_PKEY_ENABLE
;
3089 RT2870_SOFTC_LOCK(sc
);
3091 rt2870_io_mac_write(sc
, RT2870_REG_WCID_ATTR(wcid
), tmp
);
3093 rt2870_io_mac_write(sc
, RT2870_REG_WCID(wcid
), 0x00000000);
3094 rt2870_io_mac_write(sc
, RT2870_REG_WCID(wcid
) + 4, 0x00000000);
3096 rt2870_staid_delete(sc
, staid
);
3098 RT2870_SOFTC_UNLOCK(sc
);
3102 * rt2870_updateslot_cb
3104 static void rt2870_updateslot_cb(struct rt2870_softc
*sc
, void *arg
)
3106 RT2870_SOFTC_LOCK(sc
);
3108 rt2870_asic_updateslot(sc
);
3110 RT2870_SOFTC_UNLOCK(sc
);
3114 * rt2870_wme_update_cb
3116 static void rt2870_wme_update_cb(struct rt2870_softc
*sc
, void *arg
)
3118 RT2870_SOFTC_LOCK(sc
);
3120 rt2870_asic_wme_update(sc
);
3122 RT2870_SOFTC_UNLOCK(sc
);
3126 * rt2870_vap_key_set_cb
3128 static void rt2870_vap_key_set_cb(struct rt2870_softc
*sc
, void *arg
)
3130 struct ieee80211com
*ic
;
3132 struct ieee80211_key
*k
;
3133 enum ieee80211_opmode opmode
;
3134 struct rt2870_cmd_argv_keyset
*cmd_argv
;
3135 uint16_t key_base
, keymode_base
;
3136 uint8_t mode
, vapid
, wcid
, iv
[8];
3143 opmode
= cmd_argv
->opmode
;
3145 switch (k
->wk_cipher
->ic_cipher
)
3147 case IEEE80211_CIPHER_WEP
:
3148 if(k
->wk_keylen
< 8)
3149 mode
= RT2870_REG_CIPHER_MODE_WEP40
;
3151 mode
= RT2870_REG_CIPHER_MODE_WEP104
;
3154 case IEEE80211_CIPHER_TKIP
:
3155 mode
= RT2870_REG_CIPHER_MODE_TKIP
;
3158 case IEEE80211_CIPHER_AES_CCM
:
3159 mode
= RT2870_REG_CIPHER_MODE_AES_CCMP
;
3166 RT2870_DPRINTF(sc
, RT2870_DEBUG_KEY
,
3167 "%s: VAP key set: keyix=%d, keylen=%d, macaddr=%s, mode=%d, group=%d\n",
3168 device_get_nameunit(sc
->dev
), k
->wk_keyix
, k
->wk_keylen
, ether_sprintf(k
->wk_macaddr
),
3169 mode
, (k
->wk_flags
& IEEE80211_KEY_GROUP
) ? 1 : 0);
3171 RT2870_SOFTC_LOCK(sc
);
3173 if (!(k
->wk_flags
& IEEE80211_KEY_GROUP
))
3175 /* install pairwise key */
3178 wcid
= cmd_argv
->staid
;
3179 key_base
= RT2870_REG_PKEY(wcid
);
3181 if (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_WEP
)
3185 iv
[3] = (k
->wk_keyix
<< 6);
3189 if (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_TKIP
)
3191 iv
[0] = (k
->wk_keytsc
>> 8);
3192 iv
[1] = ((iv
[0] | 0x20) & 0x7f);
3193 iv
[2] = k
->wk_keytsc
;
3199 iv
[0] = k
->wk_keytsc
;
3200 iv
[1] = k
->wk_keytsc
>> 8;
3204 iv
[3] = ((k
->wk_keyix
<< 6) | IEEE80211_WEP_EXTIV
);
3205 iv
[4] = (k
->wk_keytsc
>> 16);
3206 iv
[5] = (k
->wk_keytsc
>> 24);
3207 iv
[6] = (k
->wk_keytsc
>> 32);
3208 iv
[7] = (k
->wk_keytsc
>> 40);
3210 RT2870_DPRINTF(sc
, RT2870_DEBUG_KEY
,
3211 "%s: VAP key set: iv=%02x %02x %02x %02x %02x %02x %02x %02x\n",
3212 device_get_nameunit(sc
->dev
),
3213 iv
[0], iv
[1], iv
[2], iv
[3], iv
[4], iv
[5], iv
[6], iv
[7]);
3216 rt2870_io_mac_write_multi(sc
, RT2870_REG_IVEIV(wcid
), iv
, 8);
3218 if (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_TKIP
)
3220 rt2870_io_mac_write_multi(sc
, key_base
, k
->wk_key
, 16);
3222 if (opmode
!= IEEE80211_M_HOSTAP
)
3224 rt2870_io_mac_write_multi(sc
, key_base
+ 16, &k
->wk_key
[16], 8);
3225 rt2870_io_mac_write_multi(sc
, key_base
+ 24, &k
->wk_key
[24], 8);
3229 rt2870_io_mac_write_multi(sc
, key_base
+ 16, &k
->wk_key
[24], 8);
3230 rt2870_io_mac_write_multi(sc
, key_base
+ 24, &k
->wk_key
[16], 8);
3235 rt2870_io_mac_write_multi(sc
, key_base
, k
->wk_key
, k
->wk_keylen
);
3238 tmp
= ((vapid
& RT2870_REG_VAP_MASK
) << RT2870_REG_VAP_SHIFT
) |
3239 (mode
<< RT2870_REG_CIPHER_MODE_SHIFT
) | RT2870_REG_PKEY_ENABLE
;
3241 rt2870_io_mac_write(sc
, RT2870_REG_WCID_ATTR(wcid
), tmp
);
3244 if ((k
->wk_flags
& IEEE80211_KEY_GROUP
) ||
3245 (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_WEP
))
3247 /* install group key */
3250 wcid
= RT2870_WCID_MCAST
;
3251 key_base
= RT2870_REG_SKEY(vapid
, k
->wk_keyix
);
3252 keymode_base
= RT2870_REG_SKEY_MODE(vapid
);
3254 if (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_TKIP
)
3256 rt2870_io_mac_write_multi(sc
, key_base
, k
->wk_key
, 16);
3258 if (opmode
!= IEEE80211_M_HOSTAP
)
3260 rt2870_io_mac_write_multi(sc
, key_base
+ 16, &k
->wk_key
[16], 8);
3261 rt2870_io_mac_write_multi(sc
, key_base
+ 24, &k
->wk_key
[24], 8);
3265 rt2870_io_mac_write_multi(sc
, key_base
+ 16, &k
->wk_key
[24], 8);
3266 rt2870_io_mac_write_multi(sc
, key_base
+ 24, &k
->wk_key
[16], 8);
3271 rt2870_io_mac_write_multi(sc
, key_base
, k
->wk_key
, k
->wk_keylen
);
3274 tmp
= rt2870_io_mac_read(sc
, keymode_base
);
3276 tmp
&= ~(0xf << (k
->wk_keyix
* 4 + 16 * (vapid
% 2)));
3277 tmp
|= (mode
<< (k
->wk_keyix
* 4 + 16 * (vapid
% 2)));
3279 rt2870_io_mac_write(sc
, keymode_base
, tmp
);
3281 if (opmode
== IEEE80211_M_HOSTAP
)
3283 if (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_WEP
)
3287 iv
[3] = (k
->wk_keyix
<< 6);
3291 if (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_TKIP
)
3293 iv
[0] = (k
->wk_keytsc
>> 8);
3294 iv
[1] = ((iv
[0] | 0x20) & 0x7f);
3295 iv
[2] = k
->wk_keytsc
;
3301 iv
[0] = k
->wk_keytsc
;
3302 iv
[1] = k
->wk_keytsc
>> 8;
3306 iv
[3] = ((k
->wk_keyix
<< 6) | IEEE80211_WEP_EXTIV
);
3307 iv
[4] = (k
->wk_keytsc
>> 16);
3308 iv
[5] = (k
->wk_keytsc
>> 24);
3309 iv
[6] = (k
->wk_keytsc
>> 32);
3310 iv
[7] = (k
->wk_keytsc
>> 40);
3312 RT2870_DPRINTF(sc
, RT2870_DEBUG_KEY
,
3313 "%s: VAP key set: iv=%02x %02x %02x %02x %02x %02x %02x %02x\n",
3314 device_get_nameunit(sc
->dev
),
3315 iv
[0], iv
[1], iv
[2], iv
[3], iv
[4], iv
[5], iv
[6], iv
[7]);
3318 rt2870_io_mac_write_multi(sc
, RT2870_REG_IVEIV(wcid
), iv
, 8);
3320 tmp
= ((vapid
& RT2870_REG_VAP_MASK
) << RT2870_REG_VAP_SHIFT
) |
3321 (mode
<< RT2870_REG_CIPHER_MODE_SHIFT
);
3323 rt2870_io_mac_write(sc
, RT2870_REG_WCID_ATTR(wcid
), tmp
);
3327 RT2870_SOFTC_UNLOCK(sc
);
3331 * rt2870_vap_key_delete_cb
3333 static void rt2870_vap_key_delete_cb(struct rt2870_softc
*sc
, void *arg
)
3335 struct ieee80211com
*ic
;
3337 struct ieee80211_key
*k
;
3338 enum ieee80211_opmode opmode
;
3339 struct rt2870_cmd_argv_keydelete
*cmd_argv
;
3340 uint8_t vapid
, wcid
;
3347 opmode
= cmd_argv
->opmode
;
3349 RT2870_DPRINTF(sc
, RT2870_DEBUG_KEY
,
3350 "%s: VAP key delete: keyix=%d, keylen=%d, macaddr=%s, group=%d\n",
3351 device_get_nameunit(sc
->dev
), k
->wk_keyix
, k
->wk_keylen
, ether_sprintf(k
->wk_macaddr
),
3352 (k
->wk_flags
& IEEE80211_KEY_GROUP
) ? 1 : 0);
3354 RT2870_SOFTC_LOCK(sc
);
3356 if (k
->wk_flags
& IEEE80211_KEY_GROUP
)
3358 /* remove group key */
3361 wcid
= RT2870_WCID_MCAST
;
3363 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_SKEY_MODE(vapid
));
3365 tmp
&= ~(0xf << (k
->wk_keyix
* 4 + 16 * (vapid
% 2)));
3366 tmp
|= (RT2870_REG_CIPHER_MODE_NONE
<< (k
->wk_keyix
* 4 + 16 * (vapid
% 2)));
3368 rt2870_io_mac_write(sc
, RT2870_REG_SKEY_MODE(vapid
), tmp
);
3370 if (opmode
== IEEE80211_M_HOSTAP
)
3372 tmp
= ((vapid
& RT2870_REG_VAP_MASK
) << RT2870_REG_VAP_SHIFT
) |
3373 (RT2870_REG_CIPHER_MODE_NONE
<< RT2870_REG_CIPHER_MODE_SHIFT
);
3375 rt2870_io_mac_write(sc
, RT2870_REG_WCID_ATTR(wcid
), tmp
);
3379 RT2870_SOFTC_UNLOCK(sc
);
3383 * rt2870_vap_update_beacon_cb
3385 static void rt2870_vap_update_beacon_cb(struct rt2870_softc
*sc
, void *arg
)
3388 struct ieee80211com
*ic
;
3389 struct ieee80211vap
*vap
;
3393 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
3398 RT2870_SOFTC_LOCK(sc
);
3400 rt2870_asic_update_beacon(sc
, vap
);
3402 RT2870_SOFTC_UNLOCK(sc
);
3406 * rt2870_asic_set_bssid
3408 static void rt2870_asic_set_bssid(struct rt2870_softc
*sc
,
3409 const uint8_t *bssid
)
3413 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATE
,
3414 "%s: set bssid: bssid=%s\n",
3415 device_get_nameunit(sc
->dev
),
3416 ether_sprintf(bssid
));
3418 tmp
= bssid
[0] | (bssid
[1]) << 8 | (bssid
[2] << 16) | (bssid
[3] << 24);
3420 rt2870_io_mac_write(sc
, RT2870_REG_BSSID_DW0
, tmp
);
3422 tmp
= bssid
[4] | (bssid
[5] << 8);
3424 rt2870_io_mac_write(sc
, RT2870_REG_BSSID_DW1
, tmp
);
3428 * rt2870_asic_set_macaddr
3430 static void rt2870_asic_set_macaddr(struct rt2870_softc
*sc
,
3431 const uint8_t *addr
)
3435 tmp
= addr
[0] | (addr
[1] << 8) | (addr
[2] << 16) | (addr
[3] << 24);
3437 rt2870_io_mac_write(sc
, RT2870_REG_ADDR_DW0
, tmp
);
3439 tmp
= addr
[4] | (addr
[5] << 8);
3441 rt2870_io_mac_write(sc
, RT2870_REG_ADDR_DW1
, tmp
);
3445 * rt2870_asic_enable_tsf_sync
3447 static void rt2870_asic_enable_tsf_sync(struct rt2870_softc
*sc
)
3450 struct ieee80211com
*ic
;
3451 struct ieee80211vap
*vap
;
3456 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
3458 RT2870_DPRINTF(sc
, RT2870_DEBUG_BEACON
,
3459 "%s: enabling TSF\n",
3460 device_get_nameunit(sc
->dev
));
3462 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_BCN_TIME_CFG
);
3465 tmp
|= vap
->iv_bss
->ni_intval
* 16;
3466 tmp
|= (RT2870_REG_TSF_TIMER_ENABLE
| RT2870_REG_TBTT_TIMER_ENABLE
);
3468 if (vap
->iv_opmode
== IEEE80211_M_STA
)
3470 tmp
|= (RT2870_REG_TSF_SYNC_MODE_STA
<< RT2870_REG_TSF_SYNC_MODE_SHIFT
);
3472 else if (vap
->iv_opmode
== IEEE80211_M_IBSS
)
3474 tmp
|= RT2870_REG_BCN_TX_ENABLE
;
3475 tmp
|= (RT2870_REG_TSF_SYNC_MODE_IBSS
<< RT2870_REG_TSF_SYNC_MODE_SHIFT
);
3477 else if (vap
->iv_opmode
== IEEE80211_M_HOSTAP
)
3479 tmp
|= RT2870_REG_BCN_TX_ENABLE
;
3480 tmp
|= (RT2870_REG_TSF_SYNC_MODE_HOSTAP
<< RT2870_REG_TSF_SYNC_MODE_SHIFT
);
3483 rt2870_io_mac_write(sc
, RT2870_REG_BCN_TIME_CFG
, tmp
);
3487 * rt2870_asic_disable_tsf_sync
3489 static void rt2870_asic_disable_tsf_sync(struct rt2870_softc
*sc
)
3493 RT2870_DPRINTF(sc
, RT2870_DEBUG_BEACON
,
3494 "%s: disabling TSF\n",
3495 device_get_nameunit(sc
->dev
));
3497 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_BCN_TIME_CFG
);
3499 tmp
&= ~(RT2870_REG_BCN_TX_ENABLE
|
3500 RT2870_REG_TSF_TIMER_ENABLE
|
3501 RT2870_REG_TBTT_TIMER_ENABLE
);
3503 tmp
&= ~(RT2870_REG_TSF_SYNC_MODE_MASK
<< RT2870_REG_TSF_SYNC_MODE_SHIFT
);
3504 tmp
|= (RT2870_REG_TSF_SYNC_MODE_DISABLE
<< RT2870_REG_TSF_SYNC_MODE_SHIFT
);
3506 rt2870_io_mac_write(sc
, RT2870_REG_BCN_TIME_CFG
, tmp
);
3510 * rt2870_asic_enable_mrr
3512 static void rt2870_asic_enable_mrr(struct rt2870_softc
*sc
)
3514 #define CCK(mcs) (mcs)
3515 #define OFDM(mcs) ((1 << 3) | (mcs))
3516 #define HT(mcs) (mcs)
3518 rt2870_io_mac_write(sc
, RT2870_REG_TX_LG_FBK_CFG0
,
3519 (OFDM(6) << 28) | /* 54 -> 48 */
3520 (OFDM(5) << 24) | /* 48 -> 36 */
3521 (OFDM(4) << 20) | /* 36 -> 24 */
3522 (OFDM(3) << 16) | /* 24 -> 18 */
3523 (OFDM(2) << 12) | /* 18 -> 12 */
3524 (OFDM(1) << 8) | /* 12 -> 9 */
3525 (OFDM(0) << 4) | /* 9 -> 6 */
3526 OFDM(0)); /* 6 -> 6 */
3528 rt2870_io_mac_write(sc
, RT2870_REG_TX_LG_FBK_CFG1
,
3529 (CCK(2) << 12) | /* 11 -> 5.5 */
3530 (CCK(1) << 8) | /* 5.5 -> 2 */
3531 (CCK(0) << 4) | /* 2 -> 1 */
3532 CCK(0)); /* 1 -> 1 */
3534 rt2870_io_mac_write(sc
, RT2870_REG_TX_HT_FBK_CFG0
,
3544 rt2870_io_mac_write(sc
, RT2870_REG_TX_HT_FBK_CFG1
,
3560 * rt2870_asic_set_txpreamble
3562 static void rt2870_asic_set_txpreamble(struct rt2870_softc
*sc
)
3565 struct ieee80211com
*ic
;
3571 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATE
,
3572 "%s: %s short Tx preamble\n",
3573 device_get_nameunit(sc
->dev
),
3574 (ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
) ? "enabling" : "disabling");
3576 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_AUTO_RSP_CFG
);
3578 tmp
&= ~RT2870_REG_CCK_SHORT_ENABLE
;
3580 if (ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
)
3581 tmp
|= RT2870_REG_CCK_SHORT_ENABLE
;
3583 rt2870_io_mac_write(sc
, RT2870_REG_AUTO_RSP_CFG
, tmp
);
3587 * rt2870_asic_set_basicrates
3589 static void rt2870_asic_set_basicrates(struct rt2870_softc
*sc
)
3592 struct ieee80211com
*ic
;
3597 if (ic
->ic_curmode
== IEEE80211_MODE_11B
)
3598 rt2870_io_mac_write(sc
, RT2870_REG_LEGACY_BASIC_RATE
, 0x3);
3599 else if (ic
->ic_curmode
== IEEE80211_MODE_11A
)
3600 rt2870_io_mac_write(sc
, RT2870_REG_LEGACY_BASIC_RATE
, 0x150);
3602 rt2870_io_mac_write(sc
, RT2870_REG_LEGACY_BASIC_RATE
, 0x15f);
3606 * rt2870_asic_update_rtsthreshold
3608 static void rt2870_asic_update_rtsthreshold(struct rt2870_softc
*sc
)
3611 struct ieee80211com
*ic
;
3612 struct ieee80211vap
*vap
;
3618 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
3621 threshold
= IEEE80211_RTS_MAX
;
3622 else if (vap
->iv_flags_ht
& IEEE80211_FHT_AMSDU_TX
)
3625 threshold
= vap
->iv_rtsthreshold
;
3627 RT2870_DPRINTF(sc
, RT2870_DEBUG_PROT
,
3628 "%s: updating RTS threshold: %d\n",
3629 device_get_nameunit(sc
->dev
), threshold
);
3631 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_RTS_CFG
);
3633 tmp
&= ~(RT2870_REG_TX_RTS_THRESHOLD_MASK
<< RT2870_REG_TX_RTS_THRESHOLD_SHIFT
);
3635 tmp
|= ((threshold
& RT2870_REG_TX_RTS_THRESHOLD_MASK
) <<
3636 RT2870_REG_TX_RTS_THRESHOLD_SHIFT
);
3638 rt2870_io_mac_write(sc
, RT2870_REG_TX_RTS_CFG
, tmp
);
3642 * rt2870_asic_update_txpower
3644 static void rt2870_asic_update_txpower(struct rt2870_softc
*sc
)
3647 struct ieee80211com
*ic
;
3648 uint32_t *txpow_rate
;
3657 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATE
,
3658 "%s: updating Tx power: %d\n",
3659 device_get_nameunit(sc
->dev
), ic
->ic_txpowlimit
);
3661 if (!IEEE80211_IS_CHAN_HT40(ic
->ic_curchan
))
3663 txpow_rate
= sc
->txpow_rate_20mhz
;
3667 if (IEEE80211_IS_CHAN_2GHZ(ic
->ic_curchan
))
3668 txpow_rate
= sc
->txpow_rate_40mhz_2ghz
;
3670 txpow_rate
= sc
->txpow_rate_40mhz_5ghz
;
3675 val
= rt2870_io_bbp_read(sc
, 1);
3678 if (ic
->ic_txpowlimit
> 90)
3682 else if (ic
->ic_txpowlimit
> 60)
3686 else if (ic
->ic_txpowlimit
> 30)
3690 else if (ic
->ic_txpowlimit
> 15)
3694 else if (ic
->ic_txpowlimit
> 9)
3704 rt2870_io_bbp_write(sc
, 1, val
);
3706 for (i
= 0; i
< RT2870_SOFTC_TXPOW_RATE_COUNT
; i
++)
3708 if (txpow_rate
[i
] == 0xffffffff)
3711 tmp
= rt2870_read_eeprom_txpow_rate_add_delta(txpow_rate
[i
], delta
);
3713 rt2870_io_mac_write(sc
, RT2870_REG_TX_PWR_CFG(i
), tmp
);
3718 * rt2870_asic_update_promisc
3720 static void rt2870_asic_update_promisc(struct rt2870_softc
*sc
)
3727 printf("%s: %s promiscuous mode\n",
3728 device_get_nameunit(sc
->dev
),
3729 (ifp
->if_flags
& IFF_PROMISC
) ? "entering" : "leaving");
3731 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_RX_FILTER_CFG
);
3733 tmp
&= ~RT2870_REG_RX_FILTER_DROP_UC_NOME
;
3735 if (!(ifp
->if_flags
& IFF_PROMISC
))
3736 tmp
|= RT2870_REG_RX_FILTER_DROP_UC_NOME
;
3738 rt2870_io_mac_write(sc
, RT2870_REG_RX_FILTER_CFG
, tmp
);
3742 * rt2870_asic_updateprot
3744 static void rt2870_asic_updateprot(struct rt2870_softc
*sc
)
3747 struct ieee80211com
*ic
;
3748 struct ieee80211vap
*vap
;
3749 uint32_t cck_prot
, ofdm_prot
, mm20_prot
, mm40_prot
, gf20_prot
, gf40_prot
;
3751 enum ieee80211_protmode htprotmode
;
3755 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
3757 /* CCK frame protection */
3759 cck_prot
= RT2870_REG_RTSTH_ENABLE
| RT2870_REG_PROT_NAV_SHORT
|
3760 RT2870_REG_TXOP_ALLOW_ALL
| RT2870_REG_PROT_CTRL_NONE
;
3762 /* set up protection frame phy mode and rate (MCS code) */
3764 if (ic
->ic_curmode
== IEEE80211_MODE_11A
)
3765 cck_prot
|= (RT2870_REG_PROT_PHYMODE_OFDM
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
3766 (0 << RT2870_REG_PROT_MCS_SHIFT
);
3768 cck_prot
|= ((RT2870_REG_PROT_PHYMODE_CCK
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
3769 (3 << RT2870_REG_PROT_MCS_SHIFT
));
3771 rt2870_io_mac_write(sc
, RT2870_REG_TX_CCK_PROT_CFG
, cck_prot
);
3773 /* OFDM frame protection */
3775 ofdm_prot
= RT2870_REG_RTSTH_ENABLE
| RT2870_REG_PROT_NAV_SHORT
|
3776 RT2870_REG_TXOP_ALLOW_ALL
;
3778 if (ic
->ic_flags
& IEEE80211_F_USEPROT
)
3780 RT2870_DPRINTF(sc
, RT2870_DEBUG_PROT
,
3781 "%s: updating protection mode: b/g protection mode=%s\n",
3782 device_get_nameunit(sc
->dev
),
3783 (ic
->ic_protmode
== IEEE80211_PROT_RTSCTS
) ? "RTS/CTS" :
3784 ((ic
->ic_protmode
== IEEE80211_PROT_CTSONLY
) ? "CTS-to-self" : "none"));
3786 if (ic
->ic_protmode
== IEEE80211_PROT_RTSCTS
)
3787 ofdm_prot
|= RT2870_REG_PROT_CTRL_RTS_CTS
;
3788 else if (ic
->ic_protmode
== IEEE80211_PROT_CTSONLY
)
3789 ofdm_prot
|= RT2870_REG_PROT_CTRL_CTS
;
3791 ofdm_prot
|= RT2870_REG_PROT_CTRL_NONE
;
3795 RT2870_DPRINTF(sc
, RT2870_DEBUG_PROT
,
3796 "%s: updating protection mode: b/g protection mode=%s\n",
3797 device_get_nameunit(sc
->dev
), "none");
3799 ofdm_prot
|= RT2870_REG_PROT_CTRL_NONE
;
3802 rt2870_io_mac_write(sc
, RT2870_REG_TX_OFDM_PROT_CFG
, ofdm_prot
);
3804 /* HT frame protection */
3806 if ((vap
!= NULL
) && (vap
->iv_opmode
== IEEE80211_M_STA
) && (vap
->iv_state
== IEEE80211_S_RUN
))
3807 htopmode
= vap
->iv_bss
->ni_htopmode
;
3809 htopmode
= ic
->ic_curhtprotmode
;
3811 htprotmode
= ic
->ic_htprotmode
;
3813 /* force HT mixed mode and RTS/CTS protection if A-MPDU Tx aggregation is enabled */
3815 if (sc
->tx_ampdu_sessions
> 0)
3817 RT2870_DPRINTF(sc
, RT2870_DEBUG_PROT
,
3818 "%s: updating protection mode: forcing HT mixed mode and RTS/CTS protection\n",
3819 device_get_nameunit(sc
->dev
));
3821 htopmode
= IEEE80211_HTINFO_OPMODE_MIXED
;
3822 htprotmode
= IEEE80211_PROT_RTSCTS
;
3825 RT2870_DPRINTF(sc
, RT2870_DEBUG_PROT
,
3826 "%s: updating protection mode: HT operation mode=0x%02x, protection mode=%s\n",
3827 device_get_nameunit(sc
->dev
),
3828 htopmode
& IEEE80211_HTINFO_OPMODE
,
3829 (htprotmode
== IEEE80211_PROT_RTSCTS
) ? "RTS/CTS" :
3830 ((htprotmode
== IEEE80211_PROT_CTSONLY
) ? "CTS-to-self" : "none"));
3832 switch (htopmode
& IEEE80211_HTINFO_OPMODE
)
3834 /* IEEE80211_HTINFO_OPMODE_HT20PR */
3835 case IEEE80211_HTINFO_OPMODE_HT20PR
:
3836 mm20_prot
= RT2870_REG_PROT_NAV_SHORT
| RT2870_REG_PROT_CTRL_NONE
|
3837 RT2870_REG_TXOP_ALLOW_CCK
| RT2870_REG_TXOP_ALLOW_OFDM
|
3838 RT2870_REG_TXOP_ALLOW_MM20
| RT2870_REG_TXOP_ALLOW_GF20
|
3839 (RT2870_REG_PROT_PHYMODE_OFDM
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
3840 (4 << RT2870_REG_PROT_MCS_SHIFT
);
3842 gf20_prot
= mm20_prot
;
3844 mm40_prot
= RT2870_REG_PROT_NAV_SHORT
| RT2870_REG_PROT_CTRL_NONE
|
3845 RT2870_REG_TXOP_ALLOW_ALL
|
3846 (RT2870_REG_PROT_PHYMODE_OFDM
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
3847 (0x84 << RT2870_REG_PROT_MCS_SHIFT
);
3849 if (htprotmode
== IEEE80211_PROT_RTSCTS
)
3850 mm40_prot
|= RT2870_REG_PROT_CTRL_RTS_CTS
;
3851 else if (htprotmode
== IEEE80211_PROT_CTSONLY
)
3852 mm40_prot
|= RT2870_REG_PROT_CTRL_CTS
;
3854 mm40_prot
|= RT2870_REG_PROT_CTRL_NONE
;
3856 gf40_prot
= mm40_prot
;
3859 /* IEEE80211_HTINFO_OPMODE_MIXED */
3860 case IEEE80211_HTINFO_OPMODE_MIXED
:
3861 mm20_prot
= RT2870_REG_PROT_NAV_SHORT
|
3862 RT2870_REG_TXOP_ALLOW_CCK
| RT2870_REG_TXOP_ALLOW_OFDM
|
3863 RT2870_REG_TXOP_ALLOW_MM20
| RT2870_REG_TXOP_ALLOW_GF20
;
3865 if (ic
->ic_flags
& IEEE80211_F_USEPROT
)
3866 mm20_prot
|= (RT2870_REG_PROT_PHYMODE_CCK
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
3867 (3 << RT2870_REG_PROT_MCS_SHIFT
);
3869 mm20_prot
|= (RT2870_REG_PROT_PHYMODE_OFDM
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
3870 (4 << RT2870_REG_PROT_MCS_SHIFT
);
3872 if (htprotmode
== IEEE80211_PROT_RTSCTS
)
3873 mm20_prot
|= RT2870_REG_PROT_CTRL_RTS_CTS
;
3874 else if (htprotmode
== IEEE80211_PROT_CTSONLY
)
3875 mm20_prot
|= RT2870_REG_PROT_CTRL_CTS
;
3877 mm20_prot
|= RT2870_REG_PROT_CTRL_NONE
;
3879 gf20_prot
= mm20_prot
;
3881 mm40_prot
= RT2870_REG_PROT_NAV_SHORT
| RT2870_REG_TXOP_ALLOW_ALL
;
3883 if (ic
->ic_flags
& IEEE80211_F_USEPROT
)
3884 mm40_prot
|= (RT2870_REG_PROT_PHYMODE_CCK
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
3885 (3 << RT2870_REG_PROT_MCS_SHIFT
);
3887 mm40_prot
|= (RT2870_REG_PROT_PHYMODE_OFDM
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
3888 (0x84 << RT2870_REG_PROT_MCS_SHIFT
);
3890 if (htprotmode
== IEEE80211_PROT_RTSCTS
)
3891 mm40_prot
|= RT2870_REG_PROT_CTRL_RTS_CTS
;
3892 else if (htprotmode
== IEEE80211_PROT_CTSONLY
)
3893 mm40_prot
|= RT2870_REG_PROT_CTRL_CTS
;
3895 mm40_prot
|= RT2870_REG_PROT_CTRL_NONE
;
3897 gf40_prot
= mm40_prot
;
3901 * IEEE80211_HTINFO_OPMODE_PURE
3902 * IEEE80211_HTINFO_OPMODE_PROTOPT
3904 case IEEE80211_HTINFO_OPMODE_PURE
:
3905 case IEEE80211_HTINFO_OPMODE_PROTOPT
:
3907 mm20_prot
= RT2870_REG_PROT_NAV_SHORT
| RT2870_REG_PROT_CTRL_NONE
|
3908 RT2870_REG_TXOP_ALLOW_CCK
| RT2870_REG_TXOP_ALLOW_OFDM
|
3909 RT2870_REG_TXOP_ALLOW_MM20
| RT2870_REG_TXOP_ALLOW_GF20
|
3910 (RT2870_REG_PROT_PHYMODE_OFDM
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
3911 (4 << RT2870_REG_PROT_MCS_SHIFT
);
3913 gf20_prot
= mm20_prot
;
3915 mm40_prot
= RT2870_REG_PROT_NAV_SHORT
| RT2870_REG_PROT_CTRL_NONE
|
3916 RT2870_REG_TXOP_ALLOW_ALL
|
3917 (RT2870_REG_PROT_PHYMODE_OFDM
<< RT2870_REG_PROT_PHYMODE_SHIFT
) |
3918 (0x84 << RT2870_REG_PROT_MCS_SHIFT
);
3920 gf40_prot
= mm40_prot
;
3924 rt2870_io_mac_write(sc
, RT2870_REG_TX_MM20_PROT_CFG
, mm20_prot
);
3925 rt2870_io_mac_write(sc
, RT2870_REG_TX_MM40_PROT_CFG
, mm40_prot
);
3926 rt2870_io_mac_write(sc
, RT2870_REG_TX_GF20_PROT_CFG
, gf20_prot
);
3927 rt2870_io_mac_write(sc
, RT2870_REG_TX_GF40_PROT_CFG
, gf40_prot
);
3931 * rt2870_asic_updateslot
3933 static void rt2870_asic_updateslot(struct rt2870_softc
*sc
)
3936 struct ieee80211com
*ic
;
3937 struct ieee80211vap
*vap
;
3942 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
3944 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATE
,
3945 "%s: %s short slot time\n",
3946 device_get_nameunit(sc
->dev
),
3947 ((ic
->ic_flags
& IEEE80211_F_SHSLOT
) ||
3948 ((vap
!= NULL
) && (vap
->iv_flags
& IEEE80211_F_BURST
))) ? "enabling" : "disabling");
3950 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_BKOFF_SLOT_CFG
);
3954 if ((ic
->ic_flags
& IEEE80211_F_SHSLOT
) ||
3955 ((vap
!= NULL
) && (vap
->iv_flags
& IEEE80211_F_BURST
)))
3956 tmp
|= IEEE80211_DUR_SHSLOT
;
3958 tmp
|= IEEE80211_DUR_SLOT
;
3960 rt2870_io_mac_write(sc
, RT2870_REG_BKOFF_SLOT_CFG
, tmp
);
3964 * rt2870_asic_wme_update
3966 static void rt2870_asic_wme_update(struct rt2870_softc
*sc
)
3969 struct ieee80211com
*ic
;
3970 struct ieee80211_wme_state
*wme
;
3971 const struct wmeParams
*wmep
;
3977 wmep
= wme
->wme_chanParams
.cap_wmeParams
;
3979 RT2870_DPRINTF(sc
, RT2870_DEBUG_WME
,
3980 "%s: wme update: WME_AC_VO=%d/%d/%d/%d, WME_AC_VI=%d/%d/%d/%d, "
3981 "WME_AC_BK=%d/%d/%d/%d, WME_AC_BE=%d/%d/%d/%d\n",
3982 device_get_nameunit(sc
->dev
),
3983 wmep
[WME_AC_VO
].wmep_aifsn
,
3984 wmep
[WME_AC_VO
].wmep_logcwmin
, wmep
[WME_AC_VO
].wmep_logcwmax
,
3985 wmep
[WME_AC_VO
].wmep_txopLimit
,
3986 wmep
[WME_AC_VI
].wmep_aifsn
,
3987 wmep
[WME_AC_VI
].wmep_logcwmin
, wmep
[WME_AC_VI
].wmep_logcwmax
,
3988 wmep
[WME_AC_VI
].wmep_txopLimit
,
3989 wmep
[WME_AC_BK
].wmep_aifsn
,
3990 wmep
[WME_AC_BK
].wmep_logcwmin
, wmep
[WME_AC_BK
].wmep_logcwmax
,
3991 wmep
[WME_AC_BK
].wmep_txopLimit
,
3992 wmep
[WME_AC_BE
].wmep_aifsn
,
3993 wmep
[WME_AC_BE
].wmep_logcwmin
, wmep
[WME_AC_BE
].wmep_logcwmax
,
3994 wmep
[WME_AC_BE
].wmep_txopLimit
);
3996 for (i
= 0; i
< WME_NUM_AC
; i
++)
3997 rt2870_io_mac_write(sc
, RT2870_REG_TX_EDCA_AC_CFG(i
),
3998 (wmep
[i
].wmep_logcwmax
<< 16) | (wmep
[i
].wmep_logcwmin
<< 12) |
3999 (wmep
[i
].wmep_aifsn
<< 8) | wmep
[i
].wmep_txopLimit
);
4001 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_WMM_AIFSN_CFG
,
4002 (wmep
[WME_AC_VO
].wmep_aifsn
<< 12) | (wmep
[WME_AC_VI
].wmep_aifsn
<< 8) |
4003 (wmep
[WME_AC_BK
].wmep_aifsn
<< 4) | wmep
[WME_AC_BE
].wmep_aifsn
);
4005 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_WMM_CWMIN_CFG
,
4006 (wmep
[WME_AC_VO
].wmep_logcwmin
<< 12) | (wmep
[WME_AC_VI
].wmep_logcwmin
<< 8) |
4007 (wmep
[WME_AC_BK
].wmep_logcwmin
<< 4) | wmep
[WME_AC_BE
].wmep_logcwmin
);
4009 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_WMM_CWMAX_CFG
,
4010 (wmep
[WME_AC_VO
].wmep_logcwmax
<< 12) | (wmep
[WME_AC_VI
].wmep_logcwmax
<< 8) |
4011 (wmep
[WME_AC_BK
].wmep_logcwmax
<< 4) | wmep
[WME_AC_BE
].wmep_logcwmax
);
4013 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_WMM_TXOP0_CFG
,
4014 (wmep
[WME_AC_BK
].wmep_txopLimit
<< 16) | wmep
[WME_AC_BE
].wmep_txopLimit
);
4016 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_WMM_TXOP1_CFG
,
4017 (wmep
[WME_AC_VO
].wmep_txopLimit
<< 16) | wmep
[WME_AC_VI
].wmep_txopLimit
);
4021 * rt2870_asic_update_beacon
4023 static void rt2870_asic_update_beacon(struct rt2870_softc
*sc
,
4024 struct ieee80211vap
*vap
)
4026 struct rt2870_softc_vap
*rvap
;
4028 struct rt2870_txwi
*txwi
;
4031 rvap
= (struct rt2870_softc_vap
*) vap
;
4033 m
= rvap
->beacon_mbuf
;
4034 txwi
= &rvap
->beacon_txwi
;
4036 /* disable temporarily TSF sync */
4038 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_BCN_TIME_CFG
);
4040 tmp
&= ~(RT2870_REG_BCN_TX_ENABLE
|
4041 RT2870_REG_TSF_TIMER_ENABLE
|
4042 RT2870_REG_TBTT_TIMER_ENABLE
);
4044 rt2870_io_mac_write(sc
, RT2870_REG_BCN_TIME_CFG
, tmp
);
4046 /* write Tx wireless info and beacon frame to on-chip memory */
4048 rt2870_io_mac_write_multi(sc
, RT2870_REG_BEACON_BASE(0),
4049 txwi
, sizeof(struct rt2870_txwi
));
4051 rt2870_io_mac_write_multi(sc
, RT2870_REG_BEACON_BASE(0) + sizeof(struct rt2870_txwi
),
4052 mtod(m
, uint8_t *), m
->m_pkthdr
.len
);
4054 /* enable again TSF sync */
4056 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_BCN_TIME_CFG
);
4058 tmp
|= (RT2870_REG_BCN_TX_ENABLE
|
4059 RT2870_REG_TSF_TIMER_ENABLE
|
4060 RT2870_REG_TBTT_TIMER_ENABLE
);
4062 rt2870_io_mac_write(sc
, RT2870_REG_BCN_TIME_CFG
, tmp
);
4066 * rt2870_asic_clear_keytables
4068 static void rt2870_asic_clear_keytables(struct rt2870_softc
*sc
)
4072 /* clear Rx WCID search table (entries = 256, entry size = 8) */
4074 for (i
= 0; i
< 256; i
++)
4076 rt2870_io_mac_write(sc
, RT2870_REG_WCID(i
), 0xffffffff);
4077 rt2870_io_mac_write(sc
, RT2870_REG_WCID(i
) + 4, 0x0000ffff);
4080 /* clear WCID attribute table (entries = 256, entry size = 4) */
4082 rt2870_io_mac_set_region_4(sc
, RT2870_REG_WCID_ATTR(0), 0, 256);
4084 /* clear IV/EIV table (entries = 256, entry size = 8) */
4086 rt2870_io_mac_set_region_4(sc
, RT2870_REG_IVEIV(0), 0, 2 * 256);
4088 /* clear pairwise key table (entries = 256, entry size = 32) */
4090 rt2870_io_mac_set_region_4(sc
, RT2870_REG_PKEY(0), 0, 8 * 256);
4092 /* clear shared key table (entries = 32, entry size = 32) */
4094 rt2870_io_mac_set_region_4(sc
, RT2870_REG_SKEY(0, 0), 0, 8 * 32);
4096 /* clear shared key mode (entries = 32, entry size = 2) */
4098 rt2870_io_mac_set_region_4(sc
, RT2870_REG_SKEY_MODE(0), 0, 16);
4102 * rt2870_beacon_alloc
4104 static int rt2870_beacon_alloc(struct rt2870_softc
*sc
,
4105 struct ieee80211vap
*vap
)
4107 struct ieee80211com
*ic
;
4108 struct rt2870_softc_vap
*rvap
;
4110 struct rt2870_txwi txwi
;
4114 rvap
= (struct rt2870_softc_vap
*) vap
;
4116 m
= ieee80211_beacon_alloc(vap
->iv_bss
, &rvap
->beacon_offsets
);
4120 rate
= IEEE80211_IS_CHAN_5GHZ(vap
->iv_bss
->ni_chan
) ? 12 : 2;
4121 mcs
= rt2870_rate2mcs(rate
);
4123 RT2870_DPRINTF(sc
, RT2870_DEBUG_BEACON
,
4124 "%s: beacon allocate: mcs=0x%02x\n",
4125 device_get_nameunit(sc
->dev
), mcs
);
4127 memset(&txwi
, 0, sizeof(struct rt2870_txwi
));
4129 txwi
.wcid
= RT2870_WCID_RESERVED
;
4130 txwi
.pid_mpdu_len
= ((htole16(m
->m_pkthdr
.len
) & RT2870_TXWI_MPDU_LEN_MASK
) <<
4131 RT2870_TXWI_MPDU_LEN_SHIFT
);
4132 txwi
.txop
= (RT2870_TXWI_TXOP_HT
<< RT2870_TXWI_TXOP_SHIFT
);
4133 txwi
.mpdu_density_flags
|=
4134 (RT2870_TXWI_FLAGS_TS
<< RT2870_TXWI_FLAGS_SHIFT
);
4135 txwi
.bawin_size_xflags
|=
4136 (RT2870_TXWI_XFLAGS_NSEQ
<< RT2870_TXWI_XFLAGS_SHIFT
);
4140 txwi
.phymode_ifs_stbc_shortgi
=
4141 (RT2870_TXWI_PHYMODE_CCK
<< RT2870_TXWI_PHYMODE_SHIFT
);
4143 if (rate
!= 2 && (ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
))
4144 mcs
|= RT2870_TXWI_MCS_SHOTPRE
;
4148 txwi
.phymode_ifs_stbc_shortgi
=
4149 (RT2870_TXWI_PHYMODE_OFDM
<< RT2870_TXWI_PHYMODE_SHIFT
);
4152 txwi
.bw_mcs
= (RT2870_TXWI_BW_20
<< RT2870_TXWI_BW_SHIFT
) |
4153 ((mcs
& RT2870_TXWI_MCS_MASK
) << RT2870_TXWI_MCS_SHIFT
);
4155 if (rvap
->beacon_mbuf
!= NULL
)
4157 m_free(rvap
->beacon_mbuf
);
4158 rvap
->beacon_mbuf
= NULL
;
4161 rvap
->beacon_mbuf
= m
;
4162 rvap
->beacon_txwi
= txwi
;
4170 static uint8_t rt2870_rxrate(struct rt2870_rxwi
*rxwi
)
4172 uint8_t mcs
, phymode
;
4175 mcs
= (rxwi
->bw_mcs
>> RT2870_RXWI_MCS_SHIFT
) & RT2870_RXWI_MCS_MASK
;
4176 phymode
= (rxwi
->phymode_stbc_shortgi
>> RT2870_RXWI_PHYMODE_SHIFT
) &
4177 RT2870_RXWI_PHYMODE_MASK
;
4183 case RT2870_RXWI_PHYMODE_CCK
:
4184 switch (mcs
& ~RT2870_RXWI_MCS_SHOTPRE
)
4186 case 0: rate
= 2; break; /* 1 Mbps */
4187 case 1: rate
= 4; break; /* 2 MBps */
4188 case 2: rate
= 11; break; /* 5.5 Mbps */
4189 case 3: rate
= 22; break; /* 11 Mbps */
4193 case RT2870_RXWI_PHYMODE_OFDM
:
4196 case 0: rate
= 12; break; /* 6 Mbps */
4197 case 1: rate
= 18; break; /* 9 Mbps */
4198 case 2: rate
= 24; break; /* 12 Mbps */
4199 case 3: rate
= 36; break; /* 18 Mbps */
4200 case 4: rate
= 48; break; /* 24 Mbps */
4201 case 5: rate
= 72; break; /* 36 Mbps */
4202 case 6: rate
= 96; break; /* 48 Mbps */
4203 case 7: rate
= 108; break; /* 54 Mbps */
4207 case RT2870_RXWI_PHYMODE_HT_MIXED
:
4208 case RT2870_RXWI_PHYMODE_HT_GF
:
4216 * rt2870_maxrssi_rxpath
4218 static uint8_t rt2870_maxrssi_rxpath(struct rt2870_softc
*sc
,
4219 const struct rt2870_rxwi
*rxwi
)
4225 if (sc
->nrxpath
> 1)
4226 if (rxwi
->rssi
[1] > rxwi
->rssi
[rxpath
])
4229 if (sc
->nrxpath
> 2)
4230 if (rxwi
->rssi
[2] > rxwi
->rssi
[rxpath
])
4239 static int8_t rt2870_rssi2dbm(struct rt2870_softc
*sc
,
4240 uint8_t rssi
, uint8_t rxpath
)
4243 struct ieee80211com
*ic
;
4244 struct ieee80211_channel
*c
;
4246 int8_t rssi_off
, lna_gain
;
4254 chan
= ieee80211_chan2ieee(ic
, c
);
4256 if (IEEE80211_IS_CHAN_5GHZ(c
))
4258 rssi_off
= sc
->rssi_off_5ghz
[rxpath
];
4261 lna_gain
= sc
->lna_gain
[1];
4262 else if (chan
<= 128)
4263 lna_gain
= sc
->lna_gain
[2];
4265 lna_gain
= sc
->lna_gain
[3];
4269 rssi_off
= sc
->rssi_off_2ghz
[rxpath
];
4270 lna_gain
= sc
->lna_gain
[0];
4273 return (-12 - rssi_off
- lna_gain
- rssi
);
4279 static uint8_t rt2870_rate2mcs(uint8_t rate
)
4306 static void rt2870_rx_frame(struct rt2870_softc
*sc
,
4307 uint8_t *buf
, uint32_t dmalen
)
4310 struct ieee80211com
*ic
;
4311 struct ieee80211_frame
*wh
;
4312 struct ieee80211_node
*ni
;
4313 struct rt2870_softc_node
*rni
;
4314 struct rt2870_softc_rx_radiotap_header
*tap
;
4315 struct rt2870_rxwi
*rxwi
;
4316 struct rt2870_rxinfo
*rxinfo
;
4318 uint32_t rxinfo_flags
;
4319 uint8_t cipher_err
, rssi
, ant
, phymode
, bw
, shortgi
, stbc
, mcs
, keyidx
, tid
, frag
;
4322 int len
, ampdu
, amsdu
, rssi_dbm_rel
, i
;
4327 /* get Rx wireless info */
4329 rxwi
= (struct rt2870_rxwi
*) buf
;
4330 len
= (le16toh(rxwi
->tid_size
) >> RT2870_RXWI_SIZE_SHIFT
) &
4331 RT2870_RXWI_SIZE_MASK
;
4335 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
4336 "%s: bad rxwi len: DMA len=%d, rxwi len=%d\n",
4337 device_get_nameunit(sc
->dev
), dmalen
, len
);
4343 rxinfo
= (struct rt2870_rxinfo
*) ((caddr_t
) rxwi
+ dmalen
);
4344 rxinfo_flags
= le32toh(rxinfo
->flags
);
4346 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
4347 "%s: Rx frame: DMA len=%d, len=%d, rxinfo flags=0x%08x\n",
4348 device_get_nameunit(sc
->dev
), dmalen
, len
, rxinfo_flags
);
4350 /* check for crc errors */
4352 if (rxinfo_flags
& RT2870_RXINFO_FLAGS_CRC_ERR
)
4354 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
4355 "%s: rxinfo: crc error\n",
4356 device_get_nameunit(sc
->dev
));
4360 if (!(ifp
->if_flags
& IFF_PROMISC
))
4364 wh
= (struct ieee80211_frame
*) (rxwi
+ 1);
4366 /* check for L2 padding between IEEE 802.11 frame header and body */
4368 if (rxinfo_flags
& RT2870_RXINFO_FLAGS_L2PAD
)
4370 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
4371 "%s: L2 padding: DMA len=%d, len=%d\n",
4372 device_get_nameunit(sc
->dev
), dmalen
, len
);
4377 m
= m_getjcl(M_DONTWAIT
, MT_DATA
, M_PKTHDR
, MJUMPAGESIZE
);
4380 sc
->rx_mbuf_alloc_errors
++;
4385 m
->m_pkthdr
.rcvif
= ifp
;
4386 m
->m_pkthdr
.len
= m
->m_len
= len
;
4388 m_copyback(m
, 0, len
, (caddr_t
) wh
);
4390 wh
= mtod(m
, struct ieee80211_frame
*);
4392 /* check for cipher errors */
4394 if (rxinfo_flags
& RT2870_RXINFO_FLAGS_DECRYPTED
)
4396 cipher_err
= ((rxinfo_flags
>> RT2870_RXINFO_FLAGS_CIPHER_ERR_SHIFT
) &
4397 RT2870_RXINFO_FLAGS_CIPHER_ERR_MASK
);
4398 if (cipher_err
== RT2870_RXINFO_FLAGS_CIPHER_ERR_NONE
)
4400 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
4401 wh
->i_fc
[1] &= ~IEEE80211_FC1_WEP
;
4403 m
->m_flags
|= M_WEP
;
4405 sc
->rx_cipher_no_errors
++;
4409 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
4410 "%s: rxinfo: cipher error=0x%02x\n",
4411 device_get_nameunit(sc
->dev
), cipher_err
);
4413 if (cipher_err
== RT2870_RXINFO_FLAGS_CIPHER_ERR_ICV
)
4414 sc
->rx_cipher_icv_errors
++;
4415 else if (cipher_err
== RT2870_RXINFO_FLAGS_CIPHER_ERR_MIC
)
4416 sc
->rx_cipher_mic_errors
++;
4417 else if (cipher_err
== RT2870_RXINFO_FLAGS_CIPHER_ERR_INVALID_KEY
)
4418 sc
->rx_cipher_invalid_key_errors
++;
4420 if ((cipher_err
== RT2870_RXINFO_FLAGS_CIPHER_ERR_MIC
) &&
4421 (rxinfo_flags
& RT2870_RXINFO_FLAGS_MYBSS
))
4423 ni
= ieee80211_find_rxnode(ic
, (const struct ieee80211_frame_min
*) wh
);
4426 keyidx
= (rxwi
->udf_bssidx_keyidx
>> RT2870_RXWI_KEYIDX_SHIFT
) &
4427 RT2870_RXWI_KEYIDX_MASK
;
4429 ieee80211_notify_michael_failure(ni
->ni_vap
, wh
, keyidx
);
4431 ieee80211_free_node(ni
);
4437 if (!(ifp
->if_flags
& IFF_PROMISC
))
4446 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
4448 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
4449 "%s: rxinfo: not decrypted but protected flag set\n",
4450 device_get_nameunit(sc
->dev
));
4454 if (!(ifp
->if_flags
& IFF_PROMISC
))
4462 /* check for A-MPDU */
4464 if (rxinfo_flags
& RT2870_RXINFO_FLAGS_BA
)
4466 m
->m_flags
|= M_AMPDU
;
4477 /* check for A-MSDU */
4479 if (rxinfo_flags
& RT2870_RXINFO_FLAGS_AMSDU
)
4490 ant
= rt2870_maxrssi_rxpath(sc
, rxwi
);
4491 rssi
= rxwi
->rssi
[ant
];
4492 rssi_dbm
= rt2870_rssi2dbm(sc
, rssi
, ant
);
4493 phymode
= ((rxwi
->phymode_stbc_shortgi
>> RT2870_RXWI_PHYMODE_SHIFT
) &
4494 RT2870_RXWI_PHYMODE_MASK
);
4495 bw
= ((rxwi
->bw_mcs
>> RT2870_RXWI_BW_SHIFT
) & RT2870_RXWI_BW_MASK
);
4496 shortgi
= ((rxwi
->phymode_stbc_shortgi
>> RT2870_RXWI_SHORTGI_SHIFT
) &
4497 RT2870_RXWI_SHORTGI_MASK
);
4498 stbc
= ((rxwi
->phymode_stbc_shortgi
>> RT2870_RXWI_STBC_SHIFT
) &
4499 RT2870_RXWI_STBC_MASK
);
4500 mcs
= ((rxwi
->bw_mcs
>> RT2870_RXWI_MCS_SHIFT
) & RT2870_RXWI_MCS_MASK
);
4501 tid
= ((rxwi
->tid_size
>> RT2870_RXWI_TID_SHIFT
) & RT2870_RXWI_TID_MASK
);
4502 seq
= ((rxwi
->seq_frag
>> RT2870_RXWI_SEQ_SHIFT
) & RT2870_RXWI_SEQ_MASK
);
4503 frag
= ((rxwi
->seq_frag
>> RT2870_RXWI_FRAG_SHIFT
) & RT2870_RXWI_FRAG_MASK
);
4505 if (ieee80211_radiotap_active(ic
))
4509 tap
->flags
= (rxinfo_flags
& RT2870_RXINFO_FLAGS_L2PAD
) ? IEEE80211_RADIOTAP_F_DATAPAD
: 0;
4510 tap
->dbm_antsignal
= rssi_dbm
;
4511 tap
->dbm_antnoise
= RT2870_NOISE_FLOOR
;
4513 tap
->antsignal
= rssi
;
4514 tap
->chan_flags
= htole32(ic
->ic_curchan
->ic_flags
);
4515 tap
->chan_freq
= htole16(ic
->ic_curchan
->ic_freq
);
4516 tap
->chan_ieee
= ic
->ic_curchan
->ic_ieee
;
4517 tap
->chan_maxpow
= 0;
4519 if (phymode
== RT2870_RXWI_PHYMODE_CCK
|| phymode
== RT2870_RXWI_PHYMODE_OFDM
)
4520 tap
->rate
= rt2870_rxrate(rxwi
);
4522 tap
->rate
= mcs
| IEEE80211_RATE_MCS
;
4524 if (rxinfo_flags
& RT2870_RXINFO_FLAGS_CRC_ERR
)
4525 tap
->flags
|= IEEE80211_RADIOTAP_F_BADFCS
;
4527 if (rxinfo_flags
& RT2870_RXINFO_FLAGS_FRAG
)
4528 tap
->flags
|= IEEE80211_RADIOTAP_F_FRAG
;
4530 if (rxwi
->bw_mcs
& RT2870_RXWI_MCS_SHOTPRE
)
4531 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTPRE
;
4533 if ((rxinfo_flags
& RT2870_RXINFO_FLAGS_DECRYPTED
) ||
4534 (wh
->i_fc
[1] & IEEE80211_FC1_WEP
))
4535 tap
->flags
|= IEEE80211_RADIOTAP_F_WEP
;
4538 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTGI
;
4540 /* XXX use temporarily radiotap CFP flag as A-MPDU flag */
4543 tap
->flags
|= IEEE80211_RADIOTAP_F_CFP
;
4547 * net80211 assumes that RSSI data are in the range [-127..127] and
4548 * in .5 dBm units relative to the current noise floor
4551 rssi_dbm_rel
= (rssi_dbm
- RT2870_NOISE_FLOOR
) * 2;
4552 if (rssi_dbm_rel
> 127)
4555 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
4556 "%s: received frame: len=%d, phymode=%d, bw=%d, shortgi=%d, stbc=0x%02x, mcs=%d, "
4557 "ant=%d, rssi=%d/%d/%d, snr=%d/%d, wcid=0x%02x, ampdu=%d, amsdu=%d, tid=%d, seq=%d, frag=%d, "
4558 "rssi_dbm=%d, rssi_dbm_rel=%d\n",
4559 device_get_nameunit(sc
->dev
),
4560 len
, phymode
, bw
, shortgi
, stbc
, mcs
,
4561 ant
, rxwi
->rssi
[0], rxwi
->rssi
[1], rxwi
->rssi
[2],
4562 rxwi
->snr
[0], rxwi
->snr
[1],
4563 rxwi
->wcid
, ampdu
, amsdu
, tid
, seq
, frag
, rssi_dbm
, rssi_dbm_rel
);
4565 ni
= ieee80211_find_rxnode(ic
, (struct ieee80211_frame_min
*) wh
);
4568 rni
= (struct rt2870_softc_node
*) ni
;
4570 for (i
= 0; i
< RT2870_SOFTC_RSSI_COUNT
; i
++)
4572 rni
->last_rssi
[i
] = rxwi
->rssi
[i
];
4573 rni
->last_rssi_dbm
[i
] = rt2870_rssi2dbm(sc
, rxwi
->rssi
[i
], i
);
4576 ieee80211_input(ni
, m
, rssi_dbm_rel
, RT2870_NOISE_FLOOR
);
4577 ieee80211_free_node(ni
);
4581 ieee80211_input_all(ic
, m
, rssi_dbm_rel
, RT2870_NOISE_FLOOR
);
4588 static int rt2870_tx_mgmt(struct rt2870_softc
*sc
,
4589 struct mbuf
*m
, struct ieee80211_node
*ni
, int qid
)
4592 struct ieee80211com
*ic
;
4593 struct ieee80211vap
*vap
;
4594 const struct ieee80211_txparam
*tp
;
4595 struct rt2870_softc_node
*rni
;
4596 struct rt2870_softc_tx_ring
*ring
;
4597 struct rt2870_softc_tx_data
*data
;
4598 struct rt2870_txinfo
*txinfo
;
4599 struct rt2870_txwi
*txwi
;
4600 struct ieee80211_frame
*wh
;
4601 struct rt2870_softc_tx_radiotap_header
*tap
;
4602 u_int hdrsize
, hdrspace
;
4603 uint8_t rate
, stbc
, shortgi
, mcs
, pid
;
4604 uint16_t len
, dmalen
, mpdu_len
, dur
;
4607 KASSERT(qid
>= 0 && qid
< (sc
->usb_endpoints
- 1),
4608 ("%s: Tx MGMT: invalid qid=%d\n",
4609 device_get_nameunit(sc
->dev
), qid
));
4614 rni
= (struct rt2870_softc_node
*) ni
;
4615 tp
= ni
->ni_txparms
;
4617 ring
= &sc
->tx_ring
[qid
];
4618 data
= STAILQ_FIRST(&ring
->inactive
);
4619 STAILQ_REMOVE_HEAD(&ring
->inactive
, next
);
4620 txinfo
= (struct rt2870_txinfo
*) data
->buf
;
4621 txwi
= (struct rt2870_txwi
*) (txinfo
+ 1);
4623 wh
= mtod(m
, struct ieee80211_frame
*);
4625 rate
= tp
->mgmtrate
& IEEE80211_RATE_VAL
;
4627 len
= sizeof(struct rt2870_txinfo
) + sizeof(struct rt2870_txwi
) + m
->m_pkthdr
.len
;
4629 /* align end on a 4-bytes boundary */
4631 dmalen
= (len
+ 3) & ~3;
4635 memset(txinfo
, 0, sizeof(struct rt2870_txinfo
));
4637 txinfo
->len
= htole16(dmalen
- sizeof(struct rt2870_txinfo
));
4639 txinfo
->qsel_flags
= (RT2870_TXINFO_QSEL_EDCA
<< RT2870_TXINFO_QSEL_SHIFT
);
4643 memset((caddr_t
) txinfo
+ len
, 0, dmalen
- len
);
4645 /* fill Tx wireless info */
4647 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
4650 mcs
= rt2870_rate2mcs(rate
);
4652 /* calculate MPDU length without padding */
4654 hdrsize
= ieee80211_anyhdrsize(wh
);
4655 hdrspace
= ieee80211_anyhdrspace(ic
, wh
);
4656 mpdu_len
= m
->m_pkthdr
.len
- hdrspace
+ hdrsize
;
4658 memset(txwi
, 0, sizeof(struct rt2870_txwi
));
4660 /* management frames do not need encryption */
4664 /* MIMO power save */
4666 if ((ni
->ni_flags
& IEEE80211_NODE_HT
) && (ni
->ni_flags
& IEEE80211_NODE_MIMO_PS
))
4670 if (ni
->ni_flags
& IEEE80211_NODE_MIMO_RTS
)
4672 /* dynamic MIMO power save */
4674 txwi
->mpdu_density_flags
|=
4675 (RT2870_TXWI_FLAGS_MIMOPS
<< RT2870_TXWI_FLAGS_SHIFT
);
4679 /* static MIMO power save */
4692 pid
= (mcs
< 0xf) ? (mcs
+ 1) : mcs
;
4694 txwi
->pid_mpdu_len
= ((htole16(pid
) & RT2870_TXWI_PID_MASK
) <<
4695 RT2870_TXWI_PID_SHIFT
) | ((htole16(mpdu_len
) & RT2870_TXWI_MPDU_LEN_MASK
) <<
4696 RT2870_TXWI_MPDU_LEN_SHIFT
);
4698 stbc
= sc
->tx_stbc
&& (mcs
<= 7) && (vap
->iv_htcaps
& IEEE80211_HTCAP_TXSTBC
) &&
4699 (ni
->ni_flags
& IEEE80211_NODE_HT
) && (ni
->ni_htcap
& IEEE80211_HTCAP_RXSTBC
);
4701 shortgi
= ((vap
->iv_flags_ht
& IEEE80211_FHT_SHORTGI20
) && (ni
->ni_flags
& IEEE80211_NODE_SGI20
) && (ni
->ni_chw
== 20)) ||
4702 ((vap
->iv_flags_ht
& IEEE80211_FHT_SHORTGI40
) && (ni
->ni_flags
& IEEE80211_NODE_SGI40
) && (ni
->ni_chw
== 40));
4704 txwi
->phymode_ifs_stbc_shortgi
|=
4705 ((stbc
& RT2870_TXWI_STBC_MASK
) << RT2870_TXWI_STBC_SHIFT
) |
4706 ((shortgi
& RT2870_TXWI_SHORTGI_MASK
) << RT2870_TXWI_SHORTGI_SHIFT
);
4708 txwi
->phymode_ifs_stbc_shortgi
|=
4709 ((shortgi
& RT2870_TXWI_SHORTGI_MASK
) << RT2870_TXWI_SHORTGI_SHIFT
);
4711 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
4713 txwi
->phymode_ifs_stbc_shortgi
|=
4714 (RT2870_TXWI_PHYMODE_HT_MIXED
<< RT2870_TXWI_PHYMODE_SHIFT
);
4718 if (ieee80211_rate2phytype(ic
->ic_rt
, rate
) != IEEE80211_T_OFDM
)
4720 txwi
->phymode_ifs_stbc_shortgi
|=
4721 (RT2870_TXWI_PHYMODE_CCK
<< RT2870_TXWI_PHYMODE_SHIFT
);
4723 if (rate
!= 2 && (ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
))
4724 mcs
|= RT2870_TXWI_MCS_SHOTPRE
;
4728 txwi
->phymode_ifs_stbc_shortgi
|=
4729 (RT2870_TXWI_PHYMODE_OFDM
<< RT2870_TXWI_PHYMODE_SHIFT
);
4733 txwi
->bw_mcs
= (RT2870_TXWI_BW_20
<< RT2870_TXWI_BW_SHIFT
) |
4734 ((mcs
& RT2870_TXWI_MCS_MASK
) << RT2870_TXWI_MCS_SHIFT
);
4736 txwi
->txop
= (RT2870_TXWI_TXOP_BACKOFF
<< RT2870_TXWI_TXOP_SHIFT
);
4738 /* skip ACKs for multicast frames */
4740 if (!IEEE80211_IS_MULTICAST(wh
->i_addr1
))
4742 txwi
->bawin_size_xflags
|=
4743 (RT2870_TXWI_XFLAGS_ACK
<< RT2870_TXWI_XFLAGS_SHIFT
);
4745 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
4747 /* preamble + plcp + signal extension + SIFS */
4749 dur
= 16 + 4 + 6 + 10;
4753 dur
= ieee80211_ack_duration(ic
->ic_rt
, rate
,
4754 ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
);
4757 *(uint16_t *) wh
->i_dur
= htole16(dur
);
4760 /* ask MAC to insert timestamp into probe responses */
4762 if ((wh
->i_fc
[0] & (IEEE80211_FC0_TYPE_MASK
| IEEE80211_FC0_SUBTYPE_MASK
)) ==
4763 (IEEE80211_FC0_TYPE_MGT
| IEEE80211_FC0_SUBTYPE_PROBE_RESP
))
4764 txwi
->mpdu_density_flags
|=
4765 (RT2870_TXWI_FLAGS_TS
<< RT2870_TXWI_FLAGS_SHIFT
);
4767 if (ieee80211_radiotap_active_vap(vap
))
4771 tap
->flags
= IEEE80211_RADIOTAP_F_DATAPAD
;
4772 tap
->chan_flags
= htole32(ic
->ic_curchan
->ic_flags
);
4773 tap
->chan_freq
= htole16(ic
->ic_curchan
->ic_freq
);
4774 tap
->chan_ieee
= ic
->ic_curchan
->ic_ieee
;
4775 tap
->chan_maxpow
= 0;
4777 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
4778 tap
->rate
= mcs
| IEEE80211_RATE_MCS
;
4782 if (mcs
& RT2870_TXWI_MCS_SHOTPRE
)
4783 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTPRE
;
4786 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTGI
;
4788 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
4789 tap
->flags
|= IEEE80211_RADIOTAP_F_WEP
;
4791 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
4793 wh
->i_fc
[1] &= ~IEEE80211_FC1_WEP
;
4795 ieee80211_radiotap_tx(vap
, m
);
4797 wh
->i_fc
[1] |= IEEE80211_FC1_WEP
;
4801 ieee80211_radiotap_tx(vap
, m
);
4805 m_copydata(m
, 0, m
->m_pkthdr
.len
, (caddr_t
) (txwi
+ 1));
4807 RT2870_DPRINTF(sc
, RT2870_DEBUG_TX
,
4808 "%s: sending MGMT frame: qid=%d, hdrsize=%d, hdrspace=%d, len=%d, "
4809 "stbc=%d, shortgi=%d, mcs=%d, mimops=%d, DMA len=%d\n",
4810 device_get_nameunit(sc
->dev
),
4811 qid
, hdrsize
, hdrspace
, m
->m_pkthdr
.len
, stbc
, shortgi
, mcs
, mimops
, dmalen
);
4817 STAILQ_INSERT_TAIL(&ring
->pending
, data
, next
);
4820 usbd_transfer_start(sc
->usb_xfer
[1 + qid
]);
4828 static int rt2870_tx_data(struct rt2870_softc
*sc
,
4829 struct mbuf
*m
, struct ieee80211_node
*ni
, int qid
)
4832 struct ieee80211com
*ic
;
4833 struct ieee80211vap
*vap
;
4834 const struct ieee80211_txparam
*tp
;
4835 struct rt2870_softc_node
*rni
;
4836 struct rt2870_softc_tx_ring
*ring
;
4837 struct rt2870_softc_tx_data
*data
;
4838 struct rt2870_txinfo
*txinfo
;
4839 struct rt2870_txwi
*txwi
;
4840 struct ieee80211_frame
*wh
;
4841 struct ieee80211_tx_ampdu
*tx_ampdu
;
4842 ieee80211_seq seqno
;
4843 struct rt2870_softc_tx_radiotap_header
*tap
;
4844 u_int hdrsize
, hdrspace
;
4845 uint8_t type
, rate
, bw
, stbc
, shortgi
, mcs
, pid
, wcid
, mpdu_density
, bawin_size
;
4846 uint16_t qos
, len
, dmalen
, mpdu_len
, dur
;
4847 int hasqos
, ac
, tid
, ampdu
, mimops
;
4849 KASSERT(qid
>= 0 && qid
< (sc
->usb_endpoints
- 1),
4850 ("%s: Tx data: invalid qid=%d\n",
4851 device_get_nameunit(sc
->dev
), qid
));
4856 rni
= (struct rt2870_softc_node
*) ni
;
4857 tp
= ni
->ni_txparms
;
4859 ring
= &sc
->tx_ring
[qid
];
4860 data
= STAILQ_FIRST(&ring
->inactive
);
4861 STAILQ_REMOVE_HEAD(&ring
->inactive
, next
);
4862 txinfo
= (struct rt2870_txinfo
*) data
->buf
;
4863 txwi
= (struct rt2870_txwi
*) (txinfo
+ 1);
4865 wh
= mtod(m
, struct ieee80211_frame
*);
4867 type
= wh
->i_fc
[0] & IEEE80211_FC0_TYPE_MASK
;
4869 hasqos
= IEEE80211_QOS_HAS_SEQ(wh
);
4872 if (IEEE80211_HAS_ADDR4(wh
))
4873 qos
= le16toh(*(const uint16_t *)
4874 (((struct ieee80211_qosframe_addr4
*) wh
)->i_qos
));
4876 qos
= le16toh(*(const uint16_t *)
4877 (((struct ieee80211_qosframe
*) wh
)->i_qos
));
4884 if (IEEE80211_IS_MULTICAST(wh
->i_addr1
))
4885 rate
= tp
->mcastrate
;
4886 else if (m
->m_flags
& M_EAPOL
)
4887 rate
= tp
->mgmtrate
;
4888 else if (tp
->ucastrate
!= IEEE80211_FIXED_RATE_NONE
)
4889 rate
= tp
->ucastrate
;
4891 rate
= ni
->ni_txrate
;
4893 rate
&= IEEE80211_RATE_VAL
;
4895 len
= sizeof(struct rt2870_txinfo
) + sizeof(struct rt2870_txwi
) + m
->m_pkthdr
.len
;
4897 /* align end on a 4-bytes boundary */
4899 dmalen
= (len
+ 3) & ~3;
4903 memset(txinfo
, 0, sizeof(struct rt2870_txinfo
));
4905 txinfo
->len
= htole16(dmalen
- sizeof(struct rt2870_txinfo
));
4907 txinfo
->qsel_flags
= (RT2870_TXINFO_QSEL_EDCA
<< RT2870_TXINFO_QSEL_SHIFT
);
4911 memset((caddr_t
) txinfo
+ len
, 0, dmalen
- len
);
4913 /* fill Tx wireless info */
4915 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
4918 mcs
= rt2870_rate2mcs(rate
);
4920 if (type
== IEEE80211_FC0_TYPE_DATA
)
4921 wcid
= !IEEE80211_IS_MULTICAST(wh
->i_addr1
) ? rni
->staid
: RT2870_WCID_MCAST
;
4923 wcid
= RT2870_WCID_RESERVED
;
4925 /* calculate MPDU length without padding */
4927 hdrsize
= ieee80211_anyhdrsize(wh
);
4928 hdrspace
= ieee80211_anyhdrspace(ic
, wh
);
4929 mpdu_len
= m
->m_pkthdr
.len
- hdrspace
+ hdrsize
;
4931 memset(txwi
, 0, sizeof(struct rt2870_txwi
));
4935 /* MIMO power save */
4937 if ((ni
->ni_flags
& IEEE80211_NODE_HT
) && (ni
->ni_flags
& IEEE80211_NODE_MIMO_PS
))
4941 if (ni
->ni_flags
& IEEE80211_NODE_MIMO_RTS
)
4943 /* dynamic MIMO power save */
4945 txwi
->mpdu_density_flags
|=
4946 (RT2870_TXWI_FLAGS_MIMOPS
<< RT2870_TXWI_FLAGS_SHIFT
);
4950 /* static MIMO power save */
4963 pid
= (mcs
< 0xf) ? (mcs
+ 1) : mcs
;
4965 txwi
->pid_mpdu_len
= ((htole16(pid
) & RT2870_TXWI_PID_MASK
) <<
4966 RT2870_TXWI_PID_SHIFT
) | ((htole16(mpdu_len
) & RT2870_TXWI_MPDU_LEN_MASK
) <<
4967 RT2870_TXWI_MPDU_LEN_SHIFT
);
4969 stbc
= sc
->tx_stbc
&& (mcs
<= 7) && (vap
->iv_htcaps
& IEEE80211_HTCAP_TXSTBC
) &&
4970 (ni
->ni_flags
& IEEE80211_NODE_HT
) && (ni
->ni_htcap
& IEEE80211_HTCAP_RXSTBC
);
4972 shortgi
= ((vap
->iv_flags_ht
& IEEE80211_FHT_SHORTGI20
) && (ni
->ni_flags
& IEEE80211_NODE_SGI20
) && (ni
->ni_chw
== 20)) ||
4973 ((vap
->iv_flags_ht
& IEEE80211_FHT_SHORTGI40
) && (ni
->ni_flags
& IEEE80211_NODE_SGI40
) && (ni
->ni_chw
== 40));
4975 txwi
->phymode_ifs_stbc_shortgi
|=
4976 ((stbc
& RT2870_TXWI_STBC_MASK
) << RT2870_TXWI_STBC_SHIFT
) |
4977 ((shortgi
& RT2870_TXWI_SHORTGI_MASK
) << RT2870_TXWI_SHORTGI_SHIFT
);
4979 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
4981 txwi
->phymode_ifs_stbc_shortgi
|=
4982 (RT2870_TXWI_PHYMODE_HT_MIXED
<< RT2870_TXWI_PHYMODE_SHIFT
);
4986 if (ieee80211_rate2phytype(ic
->ic_rt
, rate
) != IEEE80211_T_OFDM
)
4988 txwi
->phymode_ifs_stbc_shortgi
|=
4989 (RT2870_TXWI_PHYMODE_CCK
<< RT2870_TXWI_PHYMODE_SHIFT
);
4991 if (rate
!= 2 && (ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
))
4992 mcs
|= RT2870_TXWI_MCS_SHOTPRE
;
4996 txwi
->phymode_ifs_stbc_shortgi
|=
4997 (RT2870_TXWI_PHYMODE_OFDM
<< RT2870_TXWI_PHYMODE_SHIFT
);
5001 if ((ni
->ni_flags
& IEEE80211_NODE_HT
) && (ni
->ni_chw
== 40))
5002 bw
= RT2870_TXWI_BW_40
;
5004 bw
= RT2870_TXWI_BW_20
;
5006 txwi
->bw_mcs
= ((bw
& RT2870_TXWI_BW_MASK
) << RT2870_TXWI_BW_SHIFT
) |
5007 ((mcs
& RT2870_TXWI_MCS_MASK
) << RT2870_TXWI_MCS_SHIFT
);
5009 txwi
->txop
= (RT2870_TXWI_TXOP_HT
<< RT2870_TXWI_TXOP_SHIFT
);
5011 if (!IEEE80211_IS_MULTICAST(wh
->i_addr1
) &&
5012 (!hasqos
|| (qos
& IEEE80211_QOS_ACKPOLICY
) != IEEE80211_QOS_ACKPOLICY_NOACK
))
5014 txwi
->bawin_size_xflags
|=
5015 (RT2870_TXWI_XFLAGS_ACK
<< RT2870_TXWI_XFLAGS_SHIFT
);
5017 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
5019 /* preamble + plcp + signal extension + SIFS */
5021 dur
= 16 + 4 + 6 + 10;
5025 dur
= ieee80211_ack_duration(ic
->ic_rt
, rate
,
5026 ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
);
5029 *(uint16_t *) wh
->i_dur
= htole16(dur
);
5032 /* check fo A-MPDU */
5034 if (m
->m_flags
& M_AMPDU_MPDU
)
5036 ac
= M_WME_GETAC(m
);
5037 tid
= WME_AC_TO_TID(ac
);
5038 tx_ampdu
= &ni
->ni_tx_ampdu
[ac
];
5040 mpdu_density
= RT2870_MS(ni
->ni_htparam
, IEEE80211_HTCAP_MPDUDENSITY
);
5041 bawin_size
= tx_ampdu
->txa_wnd
;
5043 txwi
->mpdu_density_flags
|=
5044 ((mpdu_density
& RT2870_TXWI_MPDU_DENSITY_MASK
) << RT2870_TXWI_MPDU_DENSITY_SHIFT
) |
5045 (RT2870_TXWI_FLAGS_AMPDU
<< RT2870_TXWI_FLAGS_SHIFT
);
5047 txwi
->bawin_size_xflags
|=
5048 ((bawin_size
& RT2870_TXWI_BAWIN_SIZE_MASK
) << RT2870_TXWI_BAWIN_SIZE_SHIFT
);
5050 seqno
= ni
->ni_txseqs
[tid
]++;
5052 *(uint16_t *) &wh
->i_seq
[0] = htole16(seqno
<< IEEE80211_SEQ_SEQ_SHIFT
);
5063 /* ask MAC to insert timestamp into probe responses */
5065 if ((wh
->i_fc
[0] & (IEEE80211_FC0_TYPE_MASK
| IEEE80211_FC0_SUBTYPE_MASK
)) ==
5066 (IEEE80211_FC0_TYPE_MGT
| IEEE80211_FC0_SUBTYPE_PROBE_RESP
))
5067 txwi
->mpdu_density_flags
|=
5068 (RT2870_TXWI_FLAGS_TS
<< RT2870_TXWI_FLAGS_SHIFT
);
5070 if (ieee80211_radiotap_active_vap(vap
))
5074 tap
->flags
= IEEE80211_RADIOTAP_F_DATAPAD
;
5075 tap
->chan_flags
= htole32(ic
->ic_curchan
->ic_flags
);
5076 tap
->chan_freq
= htole16(ic
->ic_curchan
->ic_freq
);
5077 tap
->chan_ieee
= ic
->ic_curchan
->ic_ieee
;
5078 tap
->chan_maxpow
= 0;
5080 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
5081 tap
->rate
= mcs
| IEEE80211_RATE_MCS
;
5085 if (mcs
& RT2870_TXWI_MCS_SHOTPRE
)
5086 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTPRE
;
5089 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTGI
;
5091 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
5092 tap
->flags
|= IEEE80211_RADIOTAP_F_WEP
;
5094 /* XXX use temporarily radiotap CFP flag as A-MPDU flag */
5097 tap
->flags
|= IEEE80211_RADIOTAP_F_CFP
;
5099 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
5101 wh
->i_fc
[1] &= ~IEEE80211_FC1_WEP
;
5103 ieee80211_radiotap_tx(vap
, m
);
5105 wh
->i_fc
[1] |= IEEE80211_FC1_WEP
;
5109 ieee80211_radiotap_tx(vap
, m
);
5113 m_copydata(m
, 0, m
->m_pkthdr
.len
, (caddr_t
) (txwi
+ 1));
5115 RT2870_DPRINTF(sc
, RT2870_DEBUG_TX
,
5116 "%s: sending data: qid=%d, hdrsize=%d, hdrspace=%d, len=%d, "
5117 "bw=%d, stbc=%d, shortgi=%d, mcs=%d, wcid=0x%02x, "
5118 "ampdu=%d (density=%d, winsize=%d), mimops=%d, DMA len=%d\n",
5119 device_get_nameunit(sc
->dev
),
5120 qid
, hdrsize
, hdrspace
, m
->m_pkthdr
.len
,
5121 bw
, stbc
, shortgi
, mcs
, wcid
,
5122 ampdu
, mpdu_density
, bawin_size
, mimops
, dmalen
);
5128 STAILQ_INSERT_TAIL(&ring
->pending
, data
, next
);
5131 usbd_transfer_start(sc
->usb_xfer
[1 + qid
]);
5139 static int rt2870_tx_raw(struct rt2870_softc
*sc
,
5140 struct mbuf
*m
, struct ieee80211_node
*ni
,
5141 const struct ieee80211_bpf_params
*params
)
5143 RT2870_DPRINTF(sc
, RT2870_DEBUG_TX
,
5145 device_get_nameunit(sc
->dev
));
5153 static void rt2870_rx_intr(struct usb_xfer
*xfer
, usb_error_t error
)
5155 struct rt2870_softc
*sc
;
5157 struct rt2870_softc_rx_ring
*ring
;
5158 struct rt2870_softc_rx_data
*data
;
5161 sc
= usbd_xfer_softc(xfer
);
5163 ring
= &sc
->rx_ring
;
5165 RT2870_DPRINTF(sc
, RT2870_DEBUG_INTR
,
5166 "%s: Rx interrupt: state=%d, error=%s\n",
5167 device_get_nameunit(sc
->dev
),
5168 USB_GET_STATE(xfer
), usbd_errstr(error
));
5170 switch (USB_GET_STATE(xfer
))
5172 case USB_ST_TRANSFERRED
:
5174 sc
->rx_interrupts
++;
5176 data
= STAILQ_FIRST(&ring
->active
);
5180 STAILQ_REMOVE_HEAD(&ring
->active
, next
);
5182 usbd_xfer_status(xfer
, &len
, NULL
, NULL
, NULL
);
5186 STAILQ_INSERT_TAIL(&ring
->done
, data
, next
);
5188 taskqueue_enqueue(sc
->taskqueue
, &sc
->rx_done_task
);
5195 data
= STAILQ_FIRST(&ring
->inactive
);
5199 STAILQ_REMOVE_HEAD(&ring
->inactive
, next
);
5201 STAILQ_INSERT_TAIL(&ring
->active
, data
, next
);
5203 usbd_xfer_set_frame_data(xfer
, 0, data
->buf
, usbd_xfer_max_len(xfer
));
5204 usbd_transfer_submit(xfer
);
5209 sc
->rx_interrupts
++;
5211 data
= STAILQ_FIRST(&ring
->active
);
5214 STAILQ_REMOVE_HEAD(&ring
->active
, next
);
5215 STAILQ_INSERT_TAIL(&ring
->inactive
, data
, next
);
5218 if (error
!= USB_ERR_CANCELLED
)
5222 usbd_xfer_set_stall(xfer
);
5233 static void rt2870_tx_intr(struct usb_xfer
*xfer
, usb_error_t error
)
5235 struct rt2870_softc
*sc
;
5237 struct rt2870_softc_tx_ring
*ring
;
5238 struct rt2870_softc_tx_data
*data
;
5240 sc
= usbd_xfer_softc(xfer
);
5242 ring
= usbd_xfer_get_priv(xfer
);
5244 usbd_xfer_status(xfer
, NULL
, NULL
, NULL
, NULL
);
5246 RT2870_DPRINTF(sc
, RT2870_DEBUG_INTR
,
5247 "%s: Tx interrupt: state=%d, error=%s\n",
5248 device_get_nameunit(sc
->dev
),
5249 USB_GET_STATE(xfer
), usbd_errstr(error
));
5251 switch (USB_GET_STATE(xfer
))
5253 case USB_ST_TRANSFERRED
:
5255 sc
->tx_interrupts
[ring
->qid
]++;
5257 data
= STAILQ_FIRST(&ring
->active
);
5261 STAILQ_REMOVE_HEAD(&ring
->active
, next
);
5263 STAILQ_INSERT_TAIL(&ring
->done
, data
, next
);
5265 sc
->tx_qid_pending_mask
|= (1 << ring
->qid
);
5267 taskqueue_enqueue(sc
->taskqueue
, &sc
->tx_done_task
);
5274 data
= STAILQ_FIRST(&ring
->pending
);
5278 STAILQ_REMOVE_HEAD(&ring
->pending
, next
);
5279 STAILQ_INSERT_TAIL(&ring
->active
, data
, next
);
5281 usbd_xfer_set_frame_data(xfer
, 0, data
->buf
, data
->len
);
5282 usbd_transfer_submit(xfer
);
5284 RT2870_SOFTC_UNLOCK(sc
);
5288 RT2870_SOFTC_LOCK(sc
);
5293 sc
->tx_interrupts
[ring
->qid
]++;
5295 data
= STAILQ_FIRST(&ring
->active
);
5298 STAILQ_REMOVE_HEAD(&ring
->active
, next
);
5300 printf("%s: could not transmit buffer: qid=%d, error=%s\n",
5301 device_get_nameunit(sc
->dev
), ring
->qid
, usbd_errstr(error
));
5303 if (data
->m
!= NULL
)
5309 if (data
->ni
!= NULL
)
5311 ieee80211_free_node(data
->ni
);
5315 STAILQ_INSERT_TAIL(&ring
->inactive
, data
, next
);
5320 if (error
!= USB_ERR_CANCELLED
)
5323 ifp
->if_drv_flags
&= ~IFF_DRV_OACTIVE
;
5325 usbd_xfer_set_stall(xfer
);
5334 * rt2870_rx_done_task
5336 static void rt2870_rx_done_task(void *context
, int pending
)
5338 struct rt2870_softc
*sc
;
5344 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
5345 "%s: Rx done task\n",
5346 device_get_nameunit(sc
->dev
));
5348 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
5351 if (rt2870_rx_eof(sc
, sc
->rx_process_limit
) != 0)
5353 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
5354 "%s: Rx done task: scheduling again\n",
5355 device_get_nameunit(sc
->dev
));
5357 taskqueue_enqueue(sc
->taskqueue
, &sc
->rx_done_task
);
5362 * rt2870_tx_done_task
5364 static void rt2870_tx_done_task(void *context
, int pending
)
5366 struct rt2870_softc
*sc
;
5373 RT2870_DPRINTF(sc
, RT2870_DEBUG_TX
,
5374 "%s: Tx done task\n",
5375 device_get_nameunit(sc
->dev
));
5377 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
5380 for (i
= sc
->usb_endpoints
- 2; i
>= 0; i
--)
5382 if (sc
->tx_qid_pending_mask
& (1 << i
))
5384 sc
->tx_qid_pending_mask
&= ~(1 << i
);
5386 rt2870_tx_eof(sc
, &sc
->tx_ring
[i
]);
5390 if (sc
->tx_qid_pending_mask
!= 0)
5392 RT2870_DPRINTF(sc
, RT2870_DEBUG_TX
,
5393 "%s: Tx done task: scheduling again\n",
5394 device_get_nameunit(sc
->dev
));
5396 taskqueue_enqueue(sc
->taskqueue
, &sc
->tx_done_task
);
5401 ifp
->if_drv_flags
&= ~IFF_DRV_OACTIVE
;
5405 * rt2870_periodic_task
5407 static void rt2870_periodic_task(void *context
, int pending
)
5409 struct rt2870_softc
*sc
;
5411 struct ieee80211com
*ic
;
5412 struct ieee80211vap
*vap
;
5417 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
5419 RT2870_DPRINTF(sc
, RT2870_DEBUG_PERIODIC
,
5420 "%s: periodic task: round=%lu\n",
5421 device_get_nameunit(sc
->dev
), sc
->periodic_round
);
5423 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
5426 RT2870_SOFTC_LOCK(sc
);
5428 sc
->periodic_round
++;
5430 rt2870_update_stats(sc
);
5432 if ((sc
->periodic_round
% 10) == 0)
5434 rt2870_bbp_tuning(sc
);
5436 rt2870_update_raw_counters(sc
);
5438 rt2870_watchdog(sc
);
5440 if (vap
!= NULL
&& vap
->iv_opmode
!= IEEE80211_M_MONITOR
&& vap
->iv_state
== IEEE80211_S_RUN
)
5442 if (vap
->iv_opmode
== IEEE80211_M_STA
)
5443 rt2870_amrr_update_iter_func(vap
, vap
->iv_bss
);
5445 ieee80211_iterate_nodes(&ic
->ic_sta
, rt2870_amrr_update_iter_func
, vap
);
5449 RT2870_SOFTC_UNLOCK(sc
);
5451 callout_reset(&sc
->periodic_ch
, hz
/ 10, rt2870_periodic
, sc
);
5457 static void rt2870_cmd_task(void *context
, int pending
)
5459 struct rt2870_softc
*sc
;
5460 struct rt2870_softc_cmd_ring
*ring
;
5461 struct rt2870_softc_cmd
*cmd
;
5464 ring
= &sc
->cmd_ring
;
5466 if (!(sc
->flags
& RT2870_SOFTC_FLAGS_VALID
))
5471 RT2870_SOFTC_LOCK(sc
);
5473 cmd
= STAILQ_FIRST(&ring
->active
);
5476 RT2870_SOFTC_UNLOCK(sc
);
5480 STAILQ_REMOVE_HEAD(&ring
->active
, next
);
5482 RT2870_SOFTC_UNLOCK(sc
);
5484 cmd
->cb(sc
, cmd
->data
);
5486 RT2870_SOFTC_LOCK(sc
);
5488 STAILQ_INSERT_TAIL(&ring
->inactive
, cmd
, next
);
5491 RT2870_SOFTC_UNLOCK(sc
);
5498 static int rt2870_rx_eof(struct rt2870_softc
*sc
, int limit
)
5501 struct rt2870_softc_rx_ring
*ring
;
5502 struct rt2870_softc_rx_data
*data
;
5508 ring
= &sc
->rx_ring
;
5514 RT2870_SOFTC_LOCK(sc
);
5516 data
= STAILQ_FIRST(&ring
->done
);
5519 RT2870_SOFTC_UNLOCK(sc
);
5523 STAILQ_REMOVE_HEAD(&ring
->done
, next
);
5525 RT2870_SOFTC_UNLOCK(sc
);
5530 if (len
< RT2870_RX_DESC_SIZE
)
5536 while (len
> (sizeof(uint32_t) + sizeof(struct rt2870_rxinfo
)))
5538 dmalen
= (le32toh(*(uint32_t *) buf
) & 0xffff);
5540 if (dmalen
== 0 || (dmalen
& 3) != 0)
5542 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
5543 "%s: bad DMA len=%u\n",
5544 device_get_nameunit(sc
->dev
), dmalen
);
5548 if ((dmalen
+ sizeof(uint32_t) + sizeof(struct rt2870_rxinfo
)) > len
)
5550 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
5551 "%s: bad DMA len: DMA len=%u, USB len=%d\n",
5552 device_get_nameunit(sc
->dev
),
5553 (unsigned int) (dmalen
+ sizeof(uint32_t) + sizeof(struct rt2870_rxinfo
)), len
);
5559 rt2870_rx_frame(sc
, buf
+ sizeof(uint32_t), dmalen
);
5561 buf
+= (dmalen
+ sizeof(uint32_t) + sizeof(struct rt2870_rxinfo
));
5562 len
-= (dmalen
+ sizeof(uint32_t) + sizeof(struct rt2870_rxinfo
));
5567 RT2870_SOFTC_LOCK(sc
);
5569 STAILQ_INSERT_TAIL(&ring
->inactive
, data
, next
);
5571 usbd_transfer_start(sc
->usb_xfer
[0]);
5573 RT2870_SOFTC_UNLOCK(sc
);
5578 RT2870_DPRINTF(sc
, RT2870_DEBUG_RX
,
5579 "%s: Rx eof: nframes=%d\n",
5580 device_get_nameunit(sc
->dev
), nframes
);
5582 sc
->rx_packets
+= nframes
;
5584 return (limit
== 0);
5590 static void rt2870_tx_eof(struct rt2870_softc
*sc
,
5591 struct rt2870_softc_tx_ring
*ring
)
5594 struct rt2870_softc_tx_data
*data
;
5603 RT2870_SOFTC_LOCK(sc
);
5605 data
= STAILQ_FIRST(&ring
->done
);
5608 RT2870_SOFTC_UNLOCK(sc
);
5612 STAILQ_REMOVE_HEAD(&ring
->done
, next
);
5614 rt2870_drain_fifo_stats(sc
);
5616 RT2870_SOFTC_UNLOCK(sc
);
5620 if (data
->m
->m_flags
& M_TXCB
)
5621 ieee80211_process_callback(data
->ni
, data
->m
, 0);
5625 ieee80211_free_node(data
->ni
);
5630 RT2870_SOFTC_LOCK(sc
);
5632 STAILQ_INSERT_TAIL(&ring
->inactive
, data
, next
);
5637 RT2870_SOFTC_UNLOCK(sc
);
5640 RT2870_DPRINTF(sc
, RT2870_DEBUG_TX
,
5641 "%s: Tx eof: qid=%d, nframes=%d\n",
5642 device_get_nameunit(sc
->dev
), ring
->qid
, nframes
);
5646 * rt2870_update_stats
5648 static void rt2870_update_stats(struct rt2870_softc
*sc
)
5651 struct ieee80211com
*ic
;
5653 int beacons
, noretryok
, retryok
, failed
, underflows
, zerolen
;
5658 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATS
,
5659 "%s: update statistic\n",
5660 device_get_nameunit(sc
->dev
));
5662 rt2870_drain_fifo_stats(sc
);
5664 /* read and clear Tx statistic registers */
5666 rt2870_io_mac_read_multi(sc
, RT2870_REG_TX_STA_CNT0
,
5667 stacnt
, sizeof(stacnt
));
5669 stacnt
[0] = le32toh(stacnt
[0]);
5670 stacnt
[1] = le32toh(stacnt
[1]);
5671 stacnt
[2] = le32toh(stacnt
[2]);
5673 beacons
= stacnt
[0] >> 16;
5674 noretryok
= stacnt
[1] & 0xffff;
5675 retryok
= stacnt
[1] >> 16;
5676 failed
= stacnt
[0] & 0xffff;
5677 underflows
= stacnt
[2] >> 16;
5678 zerolen
= stacnt
[2] & 0xffff;
5680 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATS
,
5681 "%s: update statistic: beacons=%d, noretryok=%d, retryok=%d, failed=%d, underflows=%d, zerolen=%d\n",
5682 device_get_nameunit(sc
->dev
),
5683 beacons
, noretryok
, retryok
, failed
, underflows
, zerolen
);
5685 ifp
->if_oerrors
+= failed
;
5687 sc
->tx_beacons
+= beacons
;
5688 sc
->tx_noretryok
+= noretryok
;
5689 sc
->tx_retryok
+= retryok
;
5690 sc
->tx_failed
+= failed
;
5691 sc
->tx_underflows
+= underflows
;
5692 sc
->tx_zerolen
+= zerolen
;
5698 static void rt2870_bbp_tuning(struct rt2870_softc
*sc
)
5701 struct ieee80211com
*ic
;
5702 struct ieee80211vap
*vap
;
5703 struct ieee80211_node
*ni
;
5705 int8_t rssi
, old
, new;
5707 /* RT2860C does not support BBP tuning */
5709 if (sc
->mac_rev
== 0x28600100)
5714 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
5716 if ((ic
->ic_flags
& IEEE80211_F_SCAN
) || vap
== NULL
||
5717 vap
->iv_opmode
!= IEEE80211_M_STA
|| vap
->iv_state
!= IEEE80211_S_RUN
)
5722 chan
= ieee80211_chan2ieee(ic
, ni
->ni_chan
);
5726 else if (chan
<= 64)
5728 else if (chan
<= 128)
5733 rssi
= ieee80211_getrssi(vap
);
5735 if (IEEE80211_IS_CHAN_2GHZ(ni
->ni_chan
))
5737 new = 0x2e + sc
->lna_gain
[group
];
5741 if (!IEEE80211_IS_CHAN_HT40(ni
->ni_chan
))
5742 new = 0x32 + sc
->lna_gain
[group
] * 5 / 3;
5744 new = 0x3a + sc
->lna_gain
[group
] * 5 / 3;
5747 /* Tune if absolute average RSSI is greater than -80 */
5752 old
= rt2870_io_bbp_read(sc
, 66);
5755 rt2870_io_bbp_write(sc
, 66, new);
5761 static void rt2870_watchdog(struct rt2870_softc
*sc
)
5766 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_PBF_TXRXQ_PCNT
);
5768 RT2870_DPRINTF(sc
, RT2870_DEBUG_WATCHDOG
,
5769 "%s: watchdog: TXRXQ_PCNT=0x%08x\n",
5770 device_get_nameunit(sc
->dev
), tmp
);
5772 if (((tmp
>> RT2870_REG_TX0Q_PCNT_SHIFT
) & RT2870_REG_TX0Q_PCNT_MASK
) != 0)
5774 sc
->tx_queue_not_empty
[0]++;
5776 rt2870_io_mac_write(sc
, RT2870_REG_PBF_CFG
, 0xf40012);
5778 for (ntries
= 0; ntries
< 10; ntries
++)
5780 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_PBF_TXRXQ_PCNT
);
5781 if (((tmp
>> RT2870_REG_TX0Q_PCNT_SHIFT
) & RT2870_REG_TX0Q_PCNT_MASK
) == 0)
5787 rt2870_io_mac_write(sc
, RT2870_REG_PBF_CFG
, 0xf40006);
5790 if (((tmp
>> RT2870_REG_TX1Q_PCNT_SHIFT
) & RT2870_REG_TX1Q_PCNT_MASK
) != 0)
5792 sc
->tx_queue_not_empty
[1]++;
5794 rt2870_io_mac_write(sc
, RT2870_REG_PBF_CFG
, 0xf4000a);
5796 for (ntries
= 0; ntries
< 10; ntries
++)
5798 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_PBF_TXRXQ_PCNT
);
5799 if (((tmp
>> RT2870_REG_TX1Q_PCNT_SHIFT
) & RT2870_REG_TX1Q_PCNT_MASK
) == 0)
5805 rt2870_io_mac_write(sc
, RT2870_REG_PBF_CFG
, 0xf40006);
5810 * rt2870_drain_fifo_stats
5812 static void rt2870_drain_fifo_stats(struct rt2870_softc
*sc
)
5816 uint8_t wcid
, mcs
, pid
;
5817 int ok
, agg
, retrycnt
;
5821 /* drain Tx status FIFO (maxsize = 16) */
5823 while ((sc
->flags
& RT2870_SOFTC_FLAGS_VALID
) &&
5824 ((stats
= rt2870_io_mac_read(sc
, RT2870_REG_TX_STA_FIFO
)) &
5825 RT2870_REG_TX_STA_FIFO_VALID
))
5827 wcid
= (stats
>> RT2870_REG_TX_STA_FIFO_WCID_SHIFT
) &
5828 RT2870_REG_TX_STA_FIFO_WCID_MASK
;
5830 /* if no ACK was requested, no feedback is available */
5832 if (!(stats
& RT2870_REG_TX_STA_FIFO_ACK_REQ
) || wcid
== RT2870_WCID_RESERVED
)
5835 /* update AMRR statistic */
5837 ok
= (stats
& RT2870_REG_TX_STA_FIFO_TX_OK
) ? 1 : 0;
5838 agg
= (stats
& RT2870_REG_TX_STA_FIFO_AGG
) ? 1 : 0;
5839 mcs
= (stats
>> RT2870_REG_TX_STA_FIFO_MCS_SHIFT
) &
5840 RT2870_REG_TX_STA_FIFO_MCS_MASK
;
5841 pid
= (stats
>> RT2870_REG_TX_STA_FIFO_PID_SHIFT
) &
5842 RT2870_REG_TX_STA_FIFO_PID_MASK
;
5843 retrycnt
= (mcs
< 0xf) ? (pid
- mcs
- 1) : 0;
5845 RT2870_DPRINTF(sc
, RT2870_DEBUG_STATS
,
5846 "%s: FIFO statistic: wcid=0x%02x, ok=%d, agg=%d, mcs=0x%02x, pid=0x%02x, retrycnt=%d\n",
5847 device_get_nameunit(sc
->dev
),
5848 wcid
, ok
, agg
, mcs
, pid
, retrycnt
);
5850 rt2870_amrr_tx_complete(&sc
->amrr_node
[wcid
], ok
, retrycnt
);
5858 * rt2870_update_raw_counters
5860 static void rt2870_update_raw_counters(struct rt2870_softc
*sc
)
5864 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_AGG_CNT
);
5866 sc
->tx_nonagg
+= tmp
& 0xffff;
5867 sc
->tx_agg
+= tmp
>> 16;
5869 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_AGG_CNT0
);
5871 sc
->tx_ampdu
+= (tmp
& 0xffff) / 1 + (tmp
>> 16) / 2;
5873 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_AGG_CNT1
);
5875 sc
->tx_ampdu
+= (tmp
& 0xffff) / 3 + (tmp
>> 16) / 4;
5877 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_AGG_CNT2
);
5879 sc
->tx_ampdu
+= (tmp
& 0xffff) / 5 + (tmp
>> 16) / 6;
5881 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_AGG_CNT3
);
5883 sc
->tx_ampdu
+= (tmp
& 0xffff) / 7 + (tmp
>> 16) / 8;
5885 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_AGG_CNT4
);
5887 sc
->tx_ampdu
+= (tmp
& 0xffff) / 9 + (tmp
>> 16) / 10;
5889 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_AGG_CNT5
);
5891 sc
->tx_ampdu
+= (tmp
& 0xffff) / 11 + (tmp
>> 16) / 12;
5893 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_AGG_CNT6
);
5895 sc
->tx_ampdu
+= (tmp
& 0xffff) / 13 + (tmp
>> 16) / 14;
5897 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TX_AGG_CNT7
);
5899 sc
->tx_ampdu
+= (tmp
& 0xffff) / 15 + (tmp
>> 16) / 16;
5901 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_RX_STA_CNT0
);
5903 sc
->rx_crc_errors
+= tmp
& 0xffff;
5904 sc
->rx_phy_errors
+= tmp
>> 16;
5906 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_RX_STA_CNT1
);
5908 sc
->rx_false_ccas
+= tmp
& 0xffff;
5909 sc
->rx_plcp_errors
+= tmp
>> 16;
5911 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_RX_STA_CNT2
);
5913 sc
->rx_dup_packets
+= tmp
& 0xffff;
5914 sc
->rx_fifo_overflows
+= tmp
>> 16;
5916 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_TXRX_MPDU_DEN_CNT
);
5918 sc
->tx_mpdu_zero_density
+= tmp
& 0xffff;
5919 sc
->rx_mpdu_zero_density
+= tmp
>> 16;
5923 * rt2870_txrx_enable
5925 static int rt2870_txrx_enable(struct rt2870_softc
*sc
)
5927 struct ieee80211com
*ic
;
5935 /* enable Tx/Rx DMA engine */
5937 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_SCHDMA_USB_CYC_CFG
);
5942 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_USB_CYC_CFG
, tmp
);
5944 if ((sc
->mac_rev
& 0xffff) != 0x0101)
5945 rt2870_io_mac_write(sc
, RT2870_REG_TX_TXOP_CTRL_CFG
, 0x583f);
5947 rt2870_io_mac_write(sc
, RT2870_REG_SYS_CTRL
, RT2870_REG_TX_ENABLE
);
5949 for (ntries
= 0; ntries
< 200; ntries
++)
5951 tmp
= rt2870_io_mac_read(sc
, RT2870_REG_SCHDMA_WPDMA_GLO_CFG
);
5952 if (!(tmp
& (RT2870_REG_TX_DMA_BUSY
| RT2870_REG_RX_DMA_BUSY
)))
5960 printf("%s: timeout waiting for DMA engine\n",
5961 device_get_nameunit(sc
->dev
));
5967 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_WMM_TXOP0_CFG
, 0);
5968 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_WMM_TXOP1_CFG
,
5971 tmp
|= RT2870_REG_TX_WB_DDONE
|
5972 RT2870_REG_RX_DMA_ENABLE
|
5973 RT2870_REG_TX_DMA_ENABLE
;
5975 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_WPDMA_GLO_CFG
, tmp
);
5977 tmp
= RT2870_REG_USB_DMA_TX_ENABLE
|
5978 RT2870_REG_USB_DMA_RX_ENABLE
|
5979 RT2870_REG_USB_DMA_RX_AGG_ENABLE
|
5980 /* Rx agg limit in unit of 1024 byte */
5981 ((RT2870_USB_RX_BULK_BUFLEN
/ 1024 - 3) << RT2870_REG_USB_DMA_RX_AGG_LIMIT_SHIFT
) |
5982 /* Rx agg timeout in unit of 33ns */
5985 rt2870_io_mac_write(sc
, RT2870_REG_SCHDMA_USB_DMA_CFG
, tmp
);
5989 tmp
= RT2870_REG_RX_FILTER_DROP_CRC_ERR
|
5990 RT2870_REG_RX_FILTER_DROP_PHY_ERR
;
5992 if (ic
->ic_opmode
!= IEEE80211_M_MONITOR
)
5994 tmp
|= RT2870_REG_RX_FILTER_DROP_DUPL
|
5995 RT2870_REG_RX_FILTER_DROP_CTS
|
5996 RT2870_REG_RX_FILTER_DROP_BA
|
5997 RT2870_REG_RX_FILTER_DROP_ACK
|
5998 RT2870_REG_RX_FILTER_DROP_VER_ERR
|
5999 RT2870_REG_RX_FILTER_DROP_CTRL_RSV
|
6000 RT2870_REG_RX_FILTER_DROP_CFACK
|
6001 RT2870_REG_RX_FILTER_DROP_CFEND
;
6003 if (ic
->ic_opmode
== IEEE80211_M_STA
)
6004 tmp
|= RT2870_REG_RX_FILTER_DROP_RTS
|
6005 RT2870_REG_RX_FILTER_DROP_PSPOLL
;
6007 if (!(ifp
->if_flags
& IFF_PROMISC
))
6008 tmp
|= RT2870_REG_RX_FILTER_DROP_UC_NOME
;
6011 rt2870_io_mac_write(sc
, RT2870_REG_RX_FILTER_CFG
, tmp
);
6013 rt2870_io_mac_write(sc
, RT2870_REG_SYS_CTRL
,
6014 RT2870_REG_RX_ENABLE
| RT2870_REG_TX_ENABLE
);
6020 * rt2870_alloc_rx_ring
6022 static int rt2870_alloc_rx_ring(struct rt2870_softc
*sc
,
6023 struct rt2870_softc_rx_ring
*ring
)
6025 struct rt2870_softc_rx_data
*data
;
6028 STAILQ_INIT(&ring
->inactive
);
6029 STAILQ_INIT(&ring
->active
);
6030 STAILQ_INIT(&ring
->done
);
6032 for (i
= 0; i
< RT2870_SOFTC_RX_RING_DATA_COUNT
; i
++)
6034 data
= &ring
->data
[i
];
6036 data
->buf
= malloc(RT2870_USB_RX_BULK_BUFLEN
, M_USBDEV
, M_NOWAIT
);
6037 if (data
->buf
== NULL
)
6039 printf("%s: could not allocate Rx buffer\n",
6040 device_get_nameunit(sc
->dev
));
6045 STAILQ_INSERT_TAIL(&ring
->inactive
, data
, next
);
6052 rt2870_free_rx_ring(sc
, ring
);
6058 * rt2870_reset_rx_ring
6060 static void rt2870_reset_rx_ring(struct rt2870_softc
*sc
,
6061 struct rt2870_softc_rx_ring
*ring
)
6063 struct rt2870_softc_rx_data
*data
;
6066 STAILQ_INIT(&ring
->inactive
);
6067 STAILQ_INIT(&ring
->active
);
6068 STAILQ_INIT(&ring
->done
);
6070 for (i
= 0; i
< RT2870_SOFTC_RX_RING_DATA_COUNT
; i
++)
6072 data
= &ring
->data
[i
];
6074 STAILQ_INSERT_TAIL(&ring
->inactive
, data
, next
);
6079 * rt2870_free_rx_ring
6081 static void rt2870_free_rx_ring(struct rt2870_softc
*sc
,
6082 struct rt2870_softc_rx_ring
*ring
)
6084 struct rt2870_softc_rx_data
*data
;
6087 for (i
= 0; i
< RT2870_SOFTC_RX_RING_DATA_COUNT
; i
++)
6089 data
= &ring
->data
[i
];
6091 if (data
->buf
!= NULL
)
6093 free(data
->buf
, M_USBDEV
);
6100 * rt2870_alloc_tx_ring
6102 static int rt2870_alloc_tx_ring(struct rt2870_softc
*sc
,
6103 struct rt2870_softc_tx_ring
*ring
, int qid
)
6105 struct rt2870_softc_tx_data
*data
;
6108 STAILQ_INIT(&ring
->inactive
);
6109 STAILQ_INIT(&ring
->pending
);
6110 STAILQ_INIT(&ring
->active
);
6111 STAILQ_INIT(&ring
->done
);
6116 for (i
= 0; i
< RT2870_SOFTC_TX_RING_DATA_COUNT
; i
++)
6118 data
= &ring
->data
[i
];
6120 data
->buf
= malloc(RT2870_TX_DESC_SIZE
+ MJUMPAGESIZE
, M_USBDEV
, M_NOWAIT
);
6121 if (data
->buf
== NULL
)
6123 printf("%s: could not allocate Tx buffer\n",
6124 device_get_nameunit(sc
->dev
));
6129 memset(data
->buf
, 0, RT2870_TX_DESC_SIZE
);
6131 STAILQ_INSERT_TAIL(&ring
->inactive
, data
, next
);
6138 rt2870_free_tx_ring(sc
, ring
);
6144 * rt2870_reset_tx_ring
6146 static void rt2870_reset_tx_ring(struct rt2870_softc
*sc
,
6147 struct rt2870_softc_tx_ring
*ring
)
6149 struct rt2870_softc_tx_data
*data
;
6152 STAILQ_INIT(&ring
->inactive
);
6153 STAILQ_INIT(&ring
->pending
);
6154 STAILQ_INIT(&ring
->active
);
6155 STAILQ_INIT(&ring
->done
);
6159 for (i
= 0; i
< RT2870_SOFTC_TX_RING_DATA_COUNT
; i
++)
6161 data
= &ring
->data
[i
];
6163 if (data
->m
!= NULL
)
6169 if (data
->ni
!= NULL
)
6171 ieee80211_free_node(data
->ni
);
6175 STAILQ_INSERT_TAIL(&ring
->inactive
, data
, next
);
6180 * rt2870_free_tx_ring
6182 static void rt2870_free_tx_ring(struct rt2870_softc
*sc
,
6183 struct rt2870_softc_tx_ring
*ring
)
6185 struct rt2870_softc_tx_data
*data
;
6188 for (i
= 0; i
< RT2870_SOFTC_TX_RING_DATA_COUNT
; i
++)
6190 data
= &ring
->data
[i
];
6192 if (data
->buf
!= NULL
)
6194 free(data
->buf
, M_USBDEV
);
6198 if (data
->m
!= NULL
)
6204 if (data
->ni
!= NULL
)
6206 ieee80211_free_node(data
->ni
);
6213 * rt2870_reset_cmd_ring
6215 static void rt2870_reset_cmd_ring(struct rt2870_softc
*sc
,
6216 struct rt2870_softc_cmd_ring
*ring
)
6218 struct rt2870_softc_cmd
*cmd
;
6221 STAILQ_INIT(&ring
->inactive
);
6222 STAILQ_INIT(&ring
->active
);
6226 for (i
= 0; i
< RT2870_SOFTC_CMD_RING_CMD_COUNT
; i
++)
6228 cmd
= &ring
->cmd
[i
];
6230 STAILQ_INSERT_TAIL(&ring
->inactive
, cmd
, next
);
6235 * rt2870_sysctl_attach
6237 static void rt2870_sysctl_attach(struct rt2870_softc
*sc
)
6239 struct sysctl_ctx_list
*ctx
;
6240 struct sysctl_oid
*tree
;
6241 struct sysctl_oid
*stats
;
6243 ctx
= device_get_sysctl_ctx(sc
->dev
);
6244 tree
= device_get_sysctl_tree(sc
->dev
);
6246 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(tree
), OID_AUTO
,
6247 "tx_stbc", CTLFLAG_RW
, &sc
->tx_stbc
, 0,
6250 /* statistic counters */
6252 stats
= SYSCTL_ADD_NODE(ctx
, SYSCTL_CHILDREN(tree
), OID_AUTO
,
6253 "stats", CTLFLAG_RD
, 0, "statistic");
6255 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6256 "interrupts", CTLFLAG_RD
, &sc
->interrupts
, 0,
6259 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6260 "rx_interrupts", CTLFLAG_RD
, &sc
->rx_interrupts
, 0,
6263 if (sc
->usb_endpoints
== RT2870_SOFTC_USB_XFER_COUNT
)
6265 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6266 "tx_mgmt_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[5], 0,
6267 "Tx MGMT interrupts");
6269 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6270 "tx_hcca_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[4], 0,
6271 "Tx HCCA interrupts");
6274 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6275 "tx_ac3_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[3], 0,
6276 "Tx AC3 interrupts");
6278 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6279 "tx_ac2_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[2], 0,
6280 "Tx AC2 interrupts");
6282 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6283 "tx_ac1_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[1], 0,
6284 "Tx AC1 interrupts");
6286 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6287 "tx_ac0_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[0], 0,
6288 "Tx AC0 interrupts");
6290 if (sc
->usb_endpoints
== RT2870_SOFTC_USB_XFER_COUNT
)
6292 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6293 "tx_mgmt_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[5].queued
, 0,
6294 "Tx MGMT data queued");
6296 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6297 "tx_hcca_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[4].queued
, 0,
6298 "Tx HCCA data queued");
6301 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6302 "tx_ac3_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[3].queued
, 0,
6303 "Tx AC3 data queued");
6305 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6306 "tx_ac2_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[2].queued
, 0,
6307 "Tx AC2 data queued");
6309 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6310 "tx_ac1_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[1].queued
, 0,
6311 "Tx AC1 data queued");
6313 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6314 "tx_ac0_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[0].queued
, 0,
6315 "Tx AC0 data queued");
6317 if (sc
->usb_endpoints
== RT2870_SOFTC_USB_XFER_COUNT
)
6319 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6320 "tx_mgmt_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[5], 0,
6321 "Tx MGMT data queue full");
6323 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6324 "tx_hcca_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[4], 0,
6325 "Tx HCCA data queue full");
6328 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6329 "tx_ac3_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[3], 0,
6330 "Tx AC3 data queue full");
6332 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6333 "tx_ac2_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[2], 0,
6334 "Tx AC2 data queue full");
6336 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6337 "tx_ac1_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[1], 0,
6338 "Tx AC1 data queue full");
6340 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6341 "tx_ac0_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[0], 0,
6342 "Tx AC0 data queue full");
6344 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6345 "tx_watchdog_timeouts", CTLFLAG_RD
, &sc
->tx_watchdog_timeouts
, 0,
6346 "Tx watchdog timeouts");
6348 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6349 "rx_mbuf_alloc_errors", CTLFLAG_RD
, &sc
->rx_mbuf_alloc_errors
, 0,
6350 "Rx mbuf allocation errors");
6352 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6353 "tx_queue_0_not_empty", CTLFLAG_RD
, &sc
->tx_queue_not_empty
[0], 0,
6354 "Tx queue 0 not empty");
6356 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6357 "tx_queue_1_not_empty", CTLFLAG_RD
, &sc
->tx_queue_not_empty
[1], 0,
6358 "Tx queue 1 not empty");
6360 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6361 "tx_beacons", CTLFLAG_RD
, &sc
->tx_beacons
, 0,
6364 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6365 "tx_noretryok", CTLFLAG_RD
, &sc
->tx_noretryok
, 0,
6366 "Tx successfull without retries");
6368 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6369 "tx_retryok", CTLFLAG_RD
, &sc
->tx_retryok
, 0,
6370 "Tx successfull with retries");
6372 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6373 "tx_failed", CTLFLAG_RD
, &sc
->tx_failed
, 0,
6376 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6377 "tx_underflows", CTLFLAG_RD
, &sc
->tx_underflows
, 0,
6380 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6381 "tx_zerolen", CTLFLAG_RD
, &sc
->tx_zerolen
, 0,
6384 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6385 "tx_nonagg", CTLFLAG_RD
, &sc
->tx_nonagg
, 0,
6386 "Tx non-aggregated");
6388 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6389 "tx_agg", CTLFLAG_RD
, &sc
->tx_agg
, 0,
6392 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6393 "tx_ampdu", CTLFLAG_RD
, &sc
->tx_ampdu
, 0,
6396 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6397 "tx_mpdu_zero_density", CTLFLAG_RD
, &sc
->tx_mpdu_zero_density
, 0,
6398 "Tx MPDU with zero density");
6400 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6401 "tx_ampdu_sessions", CTLFLAG_RD
, &sc
->tx_ampdu_sessions
, 0,
6402 "Tx A-MPDU sessions");
6404 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6405 "rx_packets", CTLFLAG_RD
, &sc
->rx_packets
, 0,
6408 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6409 "rx_ampdu", CTLFLAG_RD
, &sc
->rx_ampdu
, 0,
6412 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6413 "rx_mpdu_zero_density", CTLFLAG_RD
, &sc
->rx_mpdu_zero_density
, 0,
6414 "Rx MPDU with zero density");
6416 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6417 "rx_amsdu", CTLFLAG_RD
, &sc
->rx_amsdu
, 0,
6420 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6421 "rx_crc_errors", CTLFLAG_RD
, &sc
->rx_crc_errors
, 0,
6424 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6425 "rx_phy_errors", CTLFLAG_RD
, &sc
->rx_phy_errors
, 0,
6428 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6429 "rx_false_ccas", CTLFLAG_RD
, &sc
->rx_false_ccas
, 0,
6432 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6433 "rx_plcp_errors", CTLFLAG_RD
, &sc
->rx_plcp_errors
, 0,
6436 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6437 "rx_dup_packets", CTLFLAG_RD
, &sc
->rx_dup_packets
, 0,
6438 "Rx duplicate packets");
6440 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6441 "rx_fifo_overflows", CTLFLAG_RD
, &sc
->rx_fifo_overflows
, 0,
6442 "Rx FIFO overflows");
6444 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6445 "rx_cipher_no_errors", CTLFLAG_RD
, &sc
->rx_cipher_no_errors
, 0,
6446 "Rx cipher no errors");
6448 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6449 "rx_cipher_icv_errors", CTLFLAG_RD
, &sc
->rx_cipher_icv_errors
, 0,
6450 "Rx cipher ICV errors");
6452 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6453 "rx_cipher_mic_errors", CTLFLAG_RD
, &sc
->rx_cipher_mic_errors
, 0,
6454 "Rx cipher MIC errors");
6456 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6457 "rx_cipher_invalid_key_errors", CTLFLAG_RD
, &sc
->rx_cipher_invalid_key_errors
, 0,
6458 "Rx cipher invalid key errors");
6461 static device_method_t rt2870_dev_methods
[] =
6463 DEVMETHOD(device_probe
, rt2870_probe
),
6464 DEVMETHOD(device_attach
, rt2870_attach
),
6465 DEVMETHOD(device_detach
, rt2870_detach
),
6469 static driver_t rt2870_driver
=
6473 sizeof(struct rt2870_softc
),
6476 static devclass_t rt2870_dev_class
;
6478 DRIVER_MODULE(rt2870
, uhub
, rt2870_driver
, rt2870_dev_class
,
6481 MODULE_DEPEND(rt2870
, usb
, 1, 1, 1);
6482 MODULE_DEPEND(rt2870
, wlan
, 1, 1, 1);