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 "rt2860_softc.h"
20 #include "rt2860_reg.h"
21 #include "rt2860_eeprom.h"
22 #include "rt2860_ucode.h"
23 #include "rt2860_txwi.h"
24 #include "rt2860_rxwi.h"
25 #include "rt2860_io.h"
26 #include "rt2860_read_eeprom.h"
27 #include "rt2860_led.h"
28 #include "rt2860_rf.h"
29 #include "rt2860_debug.h"
35 #define PCI_VENDOR_RALINK 0x1814
36 #define PCI_PRODUCT_RALINK_RT2860_PCI 0x0601
37 #define PCI_PRODUCT_RALINK_RT2860_PCIe 0x0681
38 #define PCI_PRODUCT_RALINK_RT2760_PCI 0x0701
39 #define PCI_PRODUCT_RALINK_RT2790_PCIe 0x0781
41 #define RT2860_MAX_AGG_SIZE 3840
43 #define RT2860_TX_DATA_SEG0_SIZE \
44 (sizeof(struct rt2860_txwi) + sizeof(struct ieee80211_qosframe_addr4))
46 #define RT2860_NOISE_FLOOR -95
48 #define RT2860_AID2WCID(aid) ((aid) & 0xff)
50 #define RT2860_RATE_IS_OFDM(rate) ((rate) >= 12 && (rate) != 22)
52 #define RT2860_ACK_SIZE 14
54 #define IEEE80211_HAS_ADDR4(wh) \
55 (((wh)->i_fc[1] & IEEE80211_FC1_DIR_MASK) == IEEE80211_FC1_DIR_DSTODS)
57 #define RT2860_MS(_v, _f) (((_v) & _f) >> _f##_S)
58 #define RT2860_SM(_v, _f) (((_v) << _f##_S) & _f)
60 #define RT2860_TX_WATCHDOG_TIMEOUT 5
63 * Data structures and types
66 struct rt2860_pci_ident
74 * Static function prototypes
77 static int rt2860_probe(device_t dev
);
79 static int rt2860_attach(device_t dev
);
81 static int rt2860_detach(device_t dev
);
83 static int rt2860_shutdown(device_t dev
);
85 static int rt2860_suspend(device_t dev
);
87 static int rt2860_resume(device_t dev
);
89 static void rt2860_init_channels(struct rt2860_softc
*sc
);
91 static void rt2860_init_channels_ht40(struct rt2860_softc
*sc
);
93 static void rt2860_init_locked(void *priv
);
95 static void rt2860_init(void *priv
);
97 static int rt2860_init_bbp(struct rt2860_softc
*sc
);
99 static void rt2860_stop_locked(void *priv
);
101 static void rt2860_stop(void *priv
);
103 static void rt2860_start(struct ifnet
*ifp
);
105 static int rt2860_ioctl(struct ifnet
*ifp
, u_long cmd
, caddr_t data
);
107 static int rt2860_reset(struct ifnet
*ifp
);
109 static int rt2860_newstate(struct ieee80211com
*ic
,
110 enum ieee80211_state nstate
, int arg
);
112 static void rt2860_scan_start(struct ieee80211com
*ic
);
114 static void rt2860_scan_end(struct ieee80211com
*ic
);
116 static void rt2860_set_channel(struct ieee80211com
*ic
);
118 static void rt2860_newassoc(struct ieee80211_node
*ni
, int isnew
);
120 static void rt2860_updateslot(struct ifnet
*ifp
);
122 static int rt2860_wme_update(struct ieee80211com
*ic
);
124 static void rt2860_update_beacon(struct ieee80211com
*ic
, int what
);
126 static void rt2860_key_update_begin(struct ieee80211com
*ic
);
128 static void rt2860_key_update_end(struct ieee80211com
*ic
);
130 static int rt2860_key_set(struct ieee80211com
*ic
,
131 const struct ieee80211_key
*k
, const uint8_t mac
[IEEE80211_ADDR_LEN
]);
133 static int rt2860_key_delete(struct ieee80211com
*ic
,
134 const struct ieee80211_key
*k
);
136 static int rt2860_raw_xmit(struct ieee80211_node
*ni
, struct mbuf
*m
,
137 const struct ieee80211_bpf_params
*params
);
139 static int rt2860_media_change(struct ifnet
*ifp
);
141 static void rt2860_recv_action(struct ieee80211_node
*ni
,
142 const uint8_t *frm
, const uint8_t *efrm
);
144 static int rt2860_send_action(struct ieee80211_node
*ni
,
145 int category
, int action
, uint16_t args
[4]);
147 static void rt2860_amrr_update_iter_func(void *arg
, struct ieee80211_node
*ni
);
149 static void rt2860_periodic(void *arg
);
151 static void rt2860_tx_watchdog(void *arg
);
153 static void rt2860_asic_set_bssid(struct rt2860_softc
*sc
,
154 const uint8_t *bssid
);
156 static void rt2860_asic_set_macaddr(struct rt2860_softc
*sc
,
157 const uint8_t *addr
);
159 static void rt2860_asic_enable_tsf_sync(struct rt2860_softc
*sc
);
161 static void rt2860_asic_disable_tsf_sync(struct rt2860_softc
*sc
);
163 static void rt2860_asic_enable_mrr(struct rt2860_softc
*sc
);
165 static void rt2860_asic_set_txpreamble(struct rt2860_softc
*sc
);
167 static void rt2860_asic_set_basicrates(struct rt2860_softc
*sc
);
169 static void rt2860_asic_update_rtsthreshold(struct rt2860_softc
*sc
);
171 static void rt2860_asic_update_txpower(struct rt2860_softc
*sc
);
173 static void rt2860_asic_update_promisc(struct rt2860_softc
*sc
);
175 static void rt2860_asic_updateprot(struct rt2860_softc
*sc
);
177 static void rt2860_asic_updateslot(struct rt2860_softc
*sc
);
179 static void rt2860_asic_wme_update(struct rt2860_softc
*sc
);
181 static int rt2860_asic_update_beacon(struct rt2860_softc
*sc
);
183 static void rt2860_asic_clear_keytables(struct rt2860_softc
*sc
);
185 static uint8_t rt2860_rxrate(struct rt2860_rxwi
*rxwi
);
187 static uint8_t rt2860_maxrssi_rxpath(struct rt2860_softc
*sc
,
188 const struct rt2860_rxwi
*rxwi
);
190 static int8_t rt2860_rssi2dbm(struct rt2860_softc
*sc
,
191 uint8_t rssi
, uint8_t rxpath
);
193 static uint8_t rt2860_rate2mcs(uint8_t rate
);
195 static int rt2860_ackrate(struct ieee80211com
*ic
, int rate
);
197 static uint16_t rt2860_txtime(int len
, int rate
, uint32_t flags
);
199 static int rt2860_tx_frame(struct rt2860_softc
*sc
,
200 struct mbuf
*m
, struct ieee80211_node
*ni
, int qid
);
202 static int rt2860_tx_raw(struct rt2860_softc
*sc
,
203 struct mbuf
*m
, struct ieee80211_node
*ni
,
204 const struct ieee80211_bpf_params
*params
);
206 static void rt2860_intr(void *arg
);
208 static void rt2860_tx_coherent_intr(struct rt2860_softc
*sc
);
210 static void rt2860_rx_coherent_intr(struct rt2860_softc
*sc
);
212 static void rt2860_txrx_coherent_intr(struct rt2860_softc
*sc
);
214 static void rt2860_fifo_sta_full_intr(struct rt2860_softc
*sc
);
216 static void rt2860_rx_intr(struct rt2860_softc
*sc
);
218 static void rt2860_rx_delay_intr(struct rt2860_softc
*sc
);
220 static void rt2860_tx_intr(struct rt2860_softc
*sc
, int qid
);
222 static void rt2860_tx_delay_intr(struct rt2860_softc
*sc
);
224 static void rt2860_pre_tbtt_intr(struct rt2860_softc
*sc
);
226 static void rt2860_tbtt_intr(struct rt2860_softc
*sc
);
228 static void rt2860_mcu_cmd_intr(struct rt2860_softc
*sc
);
230 static void rt2860_auto_wakeup_intr(struct rt2860_softc
*sc
);
232 static void rt2860_gp_timer_intr(struct rt2860_softc
*sc
);
234 static void rt2860_rx_done_task(void *context
, int pending
);
236 static void rt2860_tx_done_task(void *context
, int pending
);
238 static void rt2860_fifo_sta_full_task(void *context
, int pending
);
240 static void rt2860_periodic_task(void *context
, int pending
);
242 static int rt2860_rx_eof(struct rt2860_softc
*sc
, int limit
);
244 static void rt2860_tx_eof(struct rt2860_softc
*sc
,
245 struct rt2860_softc_tx_ring
*ring
);
247 static void rt2860_update_stats(struct rt2860_softc
*sc
);
249 static void rt2860_bbp_tuning(struct rt2860_softc
*sc
);
251 static void rt2860_watchdog(struct rt2860_softc
*sc
);
253 static void rt2860_drain_fifo_stats(struct rt2860_softc
*sc
);
255 static void rt2860_update_raw_counters(struct rt2860_softc
*sc
);
257 static void rt2860_intr_enable(struct rt2860_softc
*sc
, uint32_t intr_mask
);
259 static void rt2860_intr_disable(struct rt2860_softc
*sc
, uint32_t intr_mask
);
261 static int rt2860_txrx_enable(struct rt2860_softc
*sc
);
263 static int rt2860_alloc_rx_ring(struct rt2860_softc
*sc
,
264 struct rt2860_softc_rx_ring
*ring
);
266 static void rt2860_reset_rx_ring(struct rt2860_softc
*sc
,
267 struct rt2860_softc_rx_ring
*ring
);
269 static void rt2860_free_rx_ring(struct rt2860_softc
*sc
,
270 struct rt2860_softc_rx_ring
*ring
);
272 static int rt2860_alloc_tx_ring(struct rt2860_softc
*sc
,
273 struct rt2860_softc_tx_ring
*ring
, int qid
);
275 static void rt2860_reset_tx_ring(struct rt2860_softc
*sc
,
276 struct rt2860_softc_tx_ring
*ring
);
278 static void rt2860_free_tx_ring(struct rt2860_softc
*sc
,
279 struct rt2860_softc_tx_ring
*ring
);
281 static void rt2860_dma_map_addr(void *arg
, bus_dma_segment_t
*segs
,
282 int nseg
, int error
);
284 static void rt2860_sysctl_attach(struct rt2860_softc
*sc
);
290 static const struct rt2860_pci_ident rt2860_pci_ids
[] =
292 { PCI_VENDOR_RALINK
, PCI_PRODUCT_RALINK_RT2860_PCI
, "Ralink RT2860 PCI" },
293 { PCI_VENDOR_RALINK
, PCI_PRODUCT_RALINK_RT2860_PCIe
, "Ralink RT2860 PCIe" },
294 { PCI_VENDOR_RALINK
, PCI_PRODUCT_RALINK_RT2760_PCI
, "Ralink RT2760 PCI" },
295 { PCI_VENDOR_RALINK
, PCI_PRODUCT_RALINK_RT2790_PCIe
, "Ralink RT2790 PCIe" },
305 { RT2860_REG_PBF_BCN_OFFSET0
, 0xf8f0e8e0 },
306 { RT2860_REG_PBF_BCN_OFFSET1
, 0x6f77d0c8 },
307 { RT2860_REG_LEGACY_BASIC_RATE
, 0x0000013f },
308 { RT2860_REG_HT_BASIC_RATE
, 0x00008003 },
309 { RT2860_REG_SYS_CTRL
, 0x00000000 },
310 { RT2860_REG_RX_FILTER_CFG
, 0x00017f97 },
311 { RT2860_REG_BKOFF_SLOT_CFG
, 0x00000209 },
312 { RT2860_REG_TX_SW_CFG0
, 0x00000000 },
313 { RT2860_REG_TX_SW_CFG1
, 0x00080606 },
314 { RT2860_REG_TX_LINK_CFG
, 0x00001020 },
315 { RT2860_REG_TX_TIMEOUT_CFG
, 0x000a2090 },
316 { RT2860_REG_MAX_LEN_CFG
, (1 << 12) | RT2860_MAX_AGG_SIZE
},
317 { RT2860_REG_LED_CFG
, 0x7f031e46 },
318 { RT2860_REG_PBF_MAX_PCNT
, 0x1f3fbf9f },
319 { RT2860_REG_TX_RTY_CFG
, 0x47d01f0f },
320 { RT2860_REG_AUTO_RSP_CFG
, 0x00000013 },
321 { RT2860_REG_TX_CCK_PROT_CFG
, 0x05740003 },
322 { RT2860_REG_TX_OFDM_PROT_CFG
, 0x05740003 },
323 { RT2860_REG_TX_MM40_PROT_CFG
, 0x03f44084 },
324 { RT2860_REG_SCHDMA_WPDMA_GLO_CFG
, 0x00000030 },
325 { RT2860_REG_TX_GF20_PROT_CFG
, 0x01744004 },
326 { RT2860_REG_TX_GF40_PROT_CFG
, 0x03f44084 },
327 { RT2860_REG_TX_MM20_PROT_CFG
, 0x01744004 },
328 { RT2860_REG_TX_MM40_PROT_CFG
, 0x03f54084 },
329 { RT2860_REG_TX_TXOP_CTRL_CFG
, 0x0000583f },
330 { RT2860_REG_TX_RTS_CFG
, 0x00092b20 },
331 { RT2860_REG_TX_EXP_ACK_TIME
, 0x002400ca },
332 { RT2860_REG_HCCAPSMP_TXOP_HLDR_ET
, 0x00000002 },
333 { RT2860_REG_XIFS_TIME_CFG
, 0x33a41010 },
334 { RT2860_REG_PWR_PIN_CFG
, 0x00000003 },
335 { RT2860_REG_SCHDMA_WMM_AIFSN_CFG
, 0x00002273 },
336 { RT2860_REG_SCHDMA_WMM_CWMIN_CFG
, 0x00002344 },
337 { RT2860_REG_SCHDMA_WMM_CWMAX_CFG
, 0x000034aa },
340 #define RT2860_DEF_MAC_SIZE (sizeof(rt2860_def_mac) / sizeof(rt2860_def_mac[0]))
365 #define RT2860_DEF_BBP_SIZE (sizeof(rt2860_def_bbp) / sizeof(rt2860_def_bbp[0]))
367 SYSCTL_NODE(_hw
, OID_AUTO
, rt2860
, CTLFLAG_RD
, 0, "RT2860 driver parameters");
370 static int rt2860_debug
= 0;
371 SYSCTL_INT(_hw_rt2860
, OID_AUTO
, debug
, CTLFLAG_RW
, &rt2860_debug
, 0, "rt2860 debug level");
372 TUNABLE_INT("hw.rt2860.debug", &rt2860_debug
);
378 static int rt2860_probe(device_t dev
)
380 const struct rt2860_pci_ident
*ident
;
382 for (ident
= rt2860_pci_ids
; ident
->name
!= NULL
; ident
++)
384 if (pci_get_vendor(dev
) == ident
->vendor
&&
385 pci_get_device(dev
) == ident
->device
)
387 device_set_desc(dev
, ident
->name
);
398 static int rt2860_attach(device_t dev
)
400 struct rt2860_softc
*sc
;
402 struct ieee80211com
*ic
;
403 int error
, ntries
, i
;
405 sc
= device_get_softc(dev
);
407 if (pci_get_powerstate(dev
) != PCI_POWERSTATE_D0
)
409 printf("%s: chip is in D%d power mode, setting to D0\n",
410 device_get_nameunit(dev
), pci_get_powerstate(dev
));
411 pci_set_powerstate(dev
, PCI_POWERSTATE_D0
);
414 /* enable bus-mastering */
416 pci_enable_busmaster(dev
);
420 mtx_init(&sc
->lock
, device_get_nameunit(dev
),
421 MTX_NETWORK_LOCK
, MTX_DEF
| MTX_RECURSE
);
423 sc
->mem_rid
= PCIR_BAR(0);
424 sc
->mem
= bus_alloc_resource_any(dev
, SYS_RES_MEMORY
,
425 &sc
->mem_rid
, RF_ACTIVE
);
428 printf("%s: could not allocate memory resource\n",
429 device_get_nameunit(dev
));
434 sc
->bst
= rman_get_bustag(sc
->mem
);
435 sc
->bsh
= rman_get_bushandle(sc
->mem
);
438 sc
->irq
= bus_alloc_resource_any(dev
, SYS_RES_IRQ
,
439 &sc
->irq_rid
, RF_ACTIVE
| RF_SHAREABLE
);
442 printf("%s: could not allocate interrupt resource\n",
443 device_get_nameunit(dev
));
449 sc
->debug
= rt2860_debug
;
451 SYSCTL_ADD_INT(device_get_sysctl_ctx(dev
),
452 SYSCTL_CHILDREN(device_get_sysctl_tree(dev
)), OID_AUTO
,
453 "debug", CTLFLAG_RW
, &sc
->debug
, 0, "rt2860 debug level");
456 RT2860_DPRINTF(sc
, RT2860_DEBUG_ANY
,
458 device_get_nameunit(sc
->dev
));
460 /* wait for NIC to initialize */
462 for (ntries
= 0; ntries
< 100; ntries
++)
464 sc
->mac_rev
= rt2860_io_mac_read(sc
, RT2860_REG_MAC_CSR0
);
465 if (sc
->mac_rev
!= 0x00000000 && sc
->mac_rev
!= 0xffffffff)
473 printf("%s: timeout waiting for NIC to initialize\n",
474 device_get_nameunit(dev
));
479 rt2860_read_eeprom(sc
);
481 printf("%s: MAC/BBP RT2860 (rev 0x%08x), RF %s\n",
482 device_get_nameunit(sc
->dev
), sc
->mac_rev
,
483 rt2860_rf_name(sc
->rf_rev
));
485 /* allocate Tx and Rx rings */
487 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
489 error
= rt2860_alloc_tx_ring(sc
, &sc
->tx_ring
[i
], i
);
492 printf("%s: could not allocate Tx ring #%d\n",
493 device_get_nameunit(sc
->dev
), i
);
498 sc
->tx_ring_mgtqid
= 5;
500 error
= rt2860_alloc_rx_ring(sc
, &sc
->rx_ring
);
503 printf("%s: could not allocate Rx ring\n",
504 device_get_nameunit(sc
->dev
));
508 callout_init(&sc
->periodic_ch
, 0);
509 callout_init_mtx(&sc
->tx_watchdog_ch
, &sc
->lock
, 0);
511 ifp
= sc
->ifp
= if_alloc(IFT_ETHER
);
514 printf("%s: could not if_alloc()\n",
515 device_get_nameunit(sc
->dev
));
522 if_initname(ifp
, "rt2860", device_get_unit(sc
->dev
));
524 ifp
->if_flags
= IFF_BROADCAST
| IFF_SIMPLEX
| IFF_MULTICAST
;
526 ifp
->if_init
= rt2860_init
;
527 ifp
->if_ioctl
= rt2860_ioctl
;
528 ifp
->if_start
= rt2860_start
;
530 IFQ_SET_MAXLEN(&ifp
->if_snd
, IFQ_MAXLEN
);
531 ifp
->if_snd
.ifq_drv_maxlen
= IFQ_MAXLEN
;
532 IFQ_SET_READY(&ifp
->if_snd
);
538 ic
->ic_phytype
= IEEE80211_T_HT
;
539 ic
->ic_opmode
= IEEE80211_M_STA
;
540 ic
->ic_state
= IEEE80211_S_INIT
;
542 ic
->ic_caps
= IEEE80211_C_MONITOR
|
547 /* IEEE80211_C_BGSCAN | */
549 IEEE80211_C_SHPREAMBLE
|
556 IEEE80211_C_AES_CCM
|
559 ic
->ic_htcaps
= IEEE80211_HTC_HT
|
560 IEEE80211_HTC_AMSDU
| /* A-MSDU Tx */
561 IEEE80211_HTC_AMPDU
| /* A-MPDU Tx */
562 IEEE80211_HTCAP_MAXAMSDU_3839
| /* max. A-MSDU Rx length */
563 IEEE80211_HTCAP_CHWIDTH40
| /* HT 40MHz channel width */
564 IEEE80211_HTCAP_GREENFIELD
| /* HT greenfield */
565 IEEE80211_HTCAP_SHORTGI20
| /* HT 20MHz short GI */
566 IEEE80211_HTCAP_SHORTGI40
| /* HT 40MHz short GI */
567 IEEE80211_HTCAP_DSSSCCK40
; /* HT 40MHz DSSS/CCK modulation */
569 /* spatial streams */
571 if (sc
->nrxpath
== 2)
572 ic
->ic_htcaps
|= IEEE80211_HTCAP_RXSTBC_2STREAM
;
573 else if (sc
->nrxpath
== 3)
574 ic
->ic_htcaps
|= IEEE80211_HTCAP_RXSTBC_3STREAM
;
576 ic
->ic_htcaps
|= IEEE80211_HTCAP_RXSTBC_1STREAM
;
579 ic
->ic_htcaps
|= IEEE80211_HTCAP_TXSTBC
;
583 if (sc
->mac_rev
!= 0x28600100)
584 ic
->ic_htcaps
|= IEEE80211_HTCAP_DELBA
;
589 ic
->ic_regdomain
= 0;
590 ic
->ic_countrycode
= CTRY_DEFAULT
;
593 rt2860_init_channels(sc
);
595 rt2860_init_channels_ht40(sc
);
597 IEEE80211_ADDR_COPY(ic
->ic_myaddr
, sc
->mac_addr
);
599 ieee80211_ifattach(ic
);
601 sc
->newstate
= ic
->ic_newstate
;
602 ic
->ic_newstate
= rt2860_newstate
;
604 ic
->ic_reset
= rt2860_reset
;
605 ic
->ic_scan_start
= rt2860_scan_start
;
606 ic
->ic_scan_end
= rt2860_scan_end
;
607 ic
->ic_set_channel
= rt2860_set_channel
;
608 ic
->ic_newassoc
= rt2860_newassoc
;
609 ic
->ic_updateslot
= rt2860_updateslot
;
610 ic
->ic_wme
.wme_update
= rt2860_wme_update
;
611 ic
->ic_update_beacon
= rt2860_update_beacon
;
612 ic
->ic_crypto
.cs_key_update_begin
= rt2860_key_update_begin
;
613 ic
->ic_crypto
.cs_key_update_end
= rt2860_key_update_end
;
614 ic
->ic_crypto
.cs_key_set
= rt2860_key_set
;
615 ic
->ic_crypto
.cs_key_delete
= rt2860_key_delete
;
616 ic
->ic_raw_xmit
= rt2860_raw_xmit
;
618 sc
->recv_action
= ic
->ic_recv_action
;
619 ic
->ic_recv_action
= rt2860_recv_action
;
621 sc
->send_action
= ic
->ic_send_action
;
622 ic
->ic_send_action
= rt2860_send_action
;
624 /* hardware requires padding between 802.11 frame header and body */
626 ic
->ic_flags
|= IEEE80211_F_WME
| IEEE80211_F_DATAPAD
| IEEE80211_F_DOTH
;
628 ic
->ic_flags_ext
|= IEEE80211_FEXT_SWBMISS
;
630 ieee80211_media_init(ic
, rt2860_media_change
, ieee80211_media_status
);
632 rt2860_amrr_init(&sc
->amrr
, ic
,
633 RT2860_AMRR_MIN_SUCCESS_THRESHOLD
,
634 RT2860_AMRR_MAX_SUCCESS_THRESHOLD
,
637 bpfattach2(ifp
, DLT_IEEE802_11_RADIO
,
638 sizeof(struct ieee80211_frame
) + IEEE80211_RADIOTAP_HDRLEN
,
641 sc
->rxtap_len
= sizeof(sc
->rxtapu
);
642 sc
->rxtap
.ihdr
.it_len
= htole16(sc
->rxtap_len
);
643 sc
->rxtap
.ihdr
.it_present
= htole32(RT2860_SOFTC_RX_RADIOTAP_PRESENT
);
645 sc
->txtap_len
= sizeof(sc
->txtapu
);
646 sc
->txtap
.ihdr
.it_len
= htole16(sc
->txtap_len
);
647 sc
->txtap
.ihdr
.it_present
= htole32(RT2860_SOFTC_TX_RADIOTAP_PRESENT
);
649 /* init task queue */
651 TASK_INIT(&sc
->rx_done_task
, 0, rt2860_rx_done_task
, sc
);
652 TASK_INIT(&sc
->tx_done_task
, 0, rt2860_tx_done_task
, sc
);
653 TASK_INIT(&sc
->fifo_sta_full_task
, 0, rt2860_fifo_sta_full_task
, sc
);
654 TASK_INIT(&sc
->periodic_task
, 0, rt2860_periodic_task
, sc
);
656 sc
->rx_process_limit
= 100;
658 sc
->taskqueue
= taskqueue_create("rt2860_taskq", M_NOWAIT
,
659 taskqueue_thread_enqueue
, &sc
->taskqueue
);
661 taskqueue_start_threads(&sc
->taskqueue
, 1, PI_NET
, "%s taskq",
662 device_get_nameunit(sc
->dev
));
664 rt2860_sysctl_attach(sc
);
667 ieee80211_announce(ic
);
669 /* set up interrupt */
671 error
= bus_setup_intr(dev
, sc
->irq
, INTR_TYPE_NET
| INTR_MPSAFE
,
672 NULL
, rt2860_intr
, sc
, &sc
->irqh
);
675 printf("%s: could not set up interrupt\n",
676 device_get_nameunit(dev
));
684 /* free Tx and Rx rings */
686 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
687 rt2860_free_tx_ring(sc
, &sc
->tx_ring
[i
]);
689 rt2860_free_rx_ring(sc
, &sc
->rx_ring
);
691 mtx_destroy(&sc
->lock
);
694 bus_release_resource(dev
, SYS_RES_MEMORY
, sc
->mem_rid
, sc
->mem
);
697 bus_release_resource(dev
, SYS_RES_IRQ
, sc
->irq_rid
, sc
->irq
);
705 static int rt2860_detach(device_t dev
)
707 struct rt2860_softc
*sc
;
708 struct ieee80211com
*ic
;
712 sc
= device_get_softc(dev
);
716 RT2860_DPRINTF(sc
, RT2860_DEBUG_ANY
,
718 device_get_nameunit(sc
->dev
));
720 RT2860_SOFTC_LOCK(sc
);
722 ifp
->if_drv_flags
&= ~(IFF_DRV_RUNNING
| IFF_DRV_OACTIVE
);
724 ieee80211_new_state(ic
, IEEE80211_S_INIT
, -1);
726 callout_stop(&sc
->periodic_ch
);
727 callout_stop(&sc
->tx_watchdog_ch
);
729 taskqueue_drain(sc
->taskqueue
, &sc
->rx_done_task
);
730 taskqueue_drain(sc
->taskqueue
, &sc
->tx_done_task
);
731 taskqueue_drain(sc
->taskqueue
, &sc
->fifo_sta_full_task
);
732 taskqueue_drain(sc
->taskqueue
, &sc
->periodic_task
);
734 /* free Tx and Rx rings */
736 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
737 rt2860_free_tx_ring(sc
, &sc
->tx_ring
[i
]);
739 rt2860_free_rx_ring(sc
, &sc
->rx_ring
);
741 RT2860_SOFTC_UNLOCK(sc
);
745 ieee80211_ifdetach(ic
);
749 taskqueue_free(sc
->taskqueue
);
751 mtx_destroy(&sc
->lock
);
753 bus_generic_detach(dev
);
755 bus_teardown_intr(dev
, sc
->irq
, sc
->irqh
);
757 bus_release_resource(dev
, SYS_RES_IRQ
, sc
->irq_rid
, sc
->irq
);
759 bus_release_resource(dev
, SYS_RES_MEMORY
, sc
->mem_rid
, sc
->mem
);
767 static int rt2860_shutdown(device_t dev
)
769 struct rt2860_softc
*sc
;
771 sc
= device_get_softc(dev
);
773 RT2860_DPRINTF(sc
, RT2860_DEBUG_ANY
,
774 "%s: shutting down\n",
775 device_get_nameunit(sc
->dev
));
779 sc
->flags
&= ~RT2860_SOFTC_FLAGS_UCODE_LOADED
;
787 static int rt2860_suspend(device_t dev
)
789 struct rt2860_softc
*sc
;
791 sc
= device_get_softc(dev
);
793 RT2860_DPRINTF(sc
, RT2860_DEBUG_ANY
,
795 device_get_nameunit(sc
->dev
));
799 sc
->flags
&= ~RT2860_SOFTC_FLAGS_UCODE_LOADED
;
807 static int rt2860_resume(device_t dev
)
809 struct rt2860_softc
*sc
;
812 sc
= device_get_softc(dev
);
815 RT2860_DPRINTF(sc
, RT2860_DEBUG_ANY
,
817 device_get_nameunit(sc
->dev
));
819 if (ifp
->if_flags
& IFF_UP
)
826 * rt2860_init_channels
828 static void rt2860_init_channels(struct rt2860_softc
*sc
)
830 struct ieee80211com
*ic
;
831 struct ieee80211_channel
*c
;
836 /* set supported channels for 2GHz band */
838 for (i
= 1; i
<= 14; i
++)
840 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
841 flags
= IEEE80211_CHAN_B
;
843 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
847 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
848 flags
= IEEE80211_CHAN_B
| IEEE80211_CHAN_HT20
;
850 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
854 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
855 flags
= IEEE80211_CHAN_G
;
857 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
861 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
862 flags
= IEEE80211_CHAN_G
| IEEE80211_CHAN_HT20
;
864 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
869 /* set supported channels for 5GHz band */
871 if (sc
->rf_rev
== RT2860_EEPROM_RF_2850
||
872 sc
->rf_rev
== RT2860_EEPROM_RF_2750
)
874 for (i
= 36; i
<= 64; i
+= 4)
876 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
877 flags
= IEEE80211_CHAN_A
;
879 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
883 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
884 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT20
;
886 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
891 for (i
= 100; i
<= 140; i
+= 4)
893 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
894 flags
= IEEE80211_CHAN_A
;
896 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
900 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
901 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT20
;
903 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
908 for (i
= 149; i
<= 165; i
+= 4)
910 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
911 flags
= IEEE80211_CHAN_A
;
913 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
917 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
918 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT20
;
920 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
928 * rt2860_init_channels_ht40
930 static void rt2860_init_channels_ht40(struct rt2860_softc
*sc
)
932 struct ieee80211com
*ic
;
933 struct ieee80211_channel
*c
, *cent
, *ext
;
938 /* set supported channels for 2GHz band */
940 for (i
= 1; i
<= 14; i
++)
942 flags
= IEEE80211_CHAN_G
| IEEE80211_CHAN_HT40
;
944 /* find the center channel */
946 cent
= ieee80211_find_channel_byieee(ic
, i
,
947 flags
& ~IEEE80211_CHAN_HT
);
950 printf("%s: skip channel %d, could not find center channel\n",
951 device_get_nameunit(sc
->dev
), i
);
955 /* find the extension channel */
957 ext
= ieee80211_find_channel(ic
, cent
->ic_freq
+ 20,
958 flags
& ~IEEE80211_CHAN_HT
);
961 printf("%s: skip channel %d, could not find extension channel\n",
962 device_get_nameunit(sc
->dev
), i
);
966 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
969 c
->ic_extieee
= ext
->ic_ieee
;
970 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
971 c
->ic_flags
|= IEEE80211_CHAN_HT40U
;
973 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
976 c
->ic_extieee
= cent
->ic_ieee
;
977 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
978 c
->ic_flags
|= IEEE80211_CHAN_HT40D
;
981 /* set supported channels for 5GHz band */
983 if (sc
->rf_rev
== RT2860_EEPROM_RF_2850
||
984 sc
->rf_rev
== RT2860_EEPROM_RF_2750
)
986 for (i
= 36; i
<= 64; i
+= 4)
988 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT40
;
990 /* find the center channel */
992 cent
= ieee80211_find_channel_byieee(ic
, i
,
993 flags
& ~IEEE80211_CHAN_HT
);
996 printf("%s: skip channel %d, could not find center channel\n",
997 device_get_nameunit(sc
->dev
), i
);
1001 /* find the extension channel */
1003 ext
= ieee80211_find_channel(ic
, cent
->ic_freq
+ 20,
1004 flags
& ~IEEE80211_CHAN_HT
);
1007 printf("%s: skip channel %d, could not find extension channel\n",
1008 device_get_nameunit(sc
->dev
), i
);
1012 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1015 c
->ic_extieee
= ext
->ic_ieee
;
1016 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1017 c
->ic_flags
|= IEEE80211_CHAN_HT40U
;
1019 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1022 c
->ic_extieee
= cent
->ic_ieee
;
1023 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1024 c
->ic_flags
|= IEEE80211_CHAN_HT40D
;
1027 for (i
= 100; i
<= 140; i
+= 4)
1029 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT40
;
1031 /* find the center channel */
1033 cent
= ieee80211_find_channel_byieee(ic
, i
,
1034 flags
& ~IEEE80211_CHAN_HT
);
1037 printf("%s: skip channel %d, could not find center channel\n",
1038 device_get_nameunit(sc
->dev
), i
);
1042 /* find the extension channel */
1044 ext
= ieee80211_find_channel(ic
, cent
->ic_freq
+ 20,
1045 flags
& ~IEEE80211_CHAN_HT
);
1048 printf("%s: skip channel %d, could not find extension channel\n",
1049 device_get_nameunit(sc
->dev
), i
);
1053 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1056 c
->ic_extieee
= ext
->ic_ieee
;
1057 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1058 c
->ic_flags
|= IEEE80211_CHAN_HT40U
;
1060 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1063 c
->ic_extieee
= cent
->ic_ieee
;
1064 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1065 c
->ic_flags
|= IEEE80211_CHAN_HT40D
;
1068 for (i
= 149; i
<= 165; 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
;
1112 * rt2860_init_locked
1114 static void rt2860_init_locked(void *priv
)
1116 struct rt2860_softc
*sc
;
1117 struct ieee80211com
*ic
;
1119 int error
, i
, ntries
;
1120 uint32_t tmp
, stacnt
[6];
1126 RT2860_DPRINTF(sc
, RT2860_DEBUG_ANY
,
1127 "%s: initializing\n",
1128 device_get_nameunit(sc
->dev
));
1130 RT2860_SOFTC_ASSERT_LOCKED(sc
);
1132 if (!(sc
->flags
& RT2860_SOFTC_FLAGS_UCODE_LOADED
))
1134 RT2860_DPRINTF(sc
, RT2860_DEBUG_ANY
,
1135 "%s: loading 8051 microcode\n",
1136 device_get_nameunit(sc
->dev
));
1138 error
= rt2860_io_mcu_load_ucode(sc
, rt2860_ucode
, sizeof(rt2860_ucode
));
1141 printf("%s: could not load 8051 microcode\n",
1142 device_get_nameunit(sc
->dev
));
1146 RT2860_DPRINTF(sc
, RT2860_DEBUG_ANY
,
1147 "%s: 8051 microcode was successfully loaded\n",
1148 device_get_nameunit(sc
->dev
));
1150 sc
->flags
|= RT2860_SOFTC_FLAGS_UCODE_LOADED
;
1153 rt2860_io_mac_write(sc
, RT2860_REG_PWR_PIN_CFG
, 0x2);
1155 /* disable DMA engine */
1157 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
);
1160 tmp
|= RT2860_REG_TX_WB_DDONE
;
1162 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
, tmp
);
1164 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WPDMA_RST_IDX
, 0xffffffff);
1166 /* PBF hardware reset */
1168 rt2860_io_mac_write(sc
, RT2860_REG_PBF_SYS_CTRL
, 0xe1f);
1169 rt2860_io_mac_write(sc
, RT2860_REG_PBF_SYS_CTRL
, 0xe00);
1171 /* wait while DMA engine is busy */
1173 for (ntries
= 0; ntries
< 100; ntries
++)
1175 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
);
1176 if (!(tmp
& (RT2860_REG_TX_DMA_BUSY
| RT2860_REG_RX_DMA_BUSY
)))
1184 printf("%s: timeout waiting for DMA engine\n",
1185 device_get_nameunit(sc
->dev
));
1190 tmp
|= RT2860_REG_TX_WB_DDONE
;
1192 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
, tmp
);
1194 /* reset Rx and Tx rings */
1196 tmp
= RT2860_REG_RST_IDX_RX
|
1197 RT2860_REG_RST_IDX_TX_MGMT
|
1198 RT2860_REG_RST_IDX_TX_HCCA
|
1199 RT2860_REG_RST_IDX_TX_AC3
|
1200 RT2860_REG_RST_IDX_TX_AC2
|
1201 RT2860_REG_RST_IDX_TX_AC1
|
1202 RT2860_REG_RST_IDX_TX_AC0
;
1204 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WPDMA_RST_IDX
, tmp
);
1206 /* PBF hardware reset */
1208 rt2860_io_mac_write(sc
, RT2860_REG_PBF_SYS_CTRL
, 0xe1f);
1209 rt2860_io_mac_write(sc
, RT2860_REG_PBF_SYS_CTRL
, 0xe00);
1211 rt2860_io_mac_write(sc
, RT2860_REG_PWR_PIN_CFG
, 0x3);
1213 rt2860_io_mac_write(sc
, RT2860_REG_SYS_CTRL
,
1214 RT2860_REG_MAC_SRST
| RT2860_REG_BBP_HRST
);
1215 rt2860_io_mac_write(sc
, RT2860_REG_SYS_CTRL
, 0);
1217 /* init Tx power per rate */
1219 for (i
= 0; i
< RT2860_SOFTC_TXPOW_RATE_COUNT
; i
++)
1221 if (sc
->txpow_rate_20mhz
[i
] == 0xffffffff)
1224 rt2860_io_mac_write(sc
, RT2860_REG_TX_PWR_CFG(i
),
1225 sc
->txpow_rate_20mhz
[i
]);
1228 for (i
= 0; i
< RT2860_DEF_MAC_SIZE
; i
++)
1229 rt2860_io_mac_write(sc
, rt2860_def_mac
[i
].reg
,
1230 rt2860_def_mac
[i
].val
);
1232 /* wait while MAC is busy */
1234 for (ntries
= 0; ntries
< 100; ntries
++)
1236 if (!(rt2860_io_mac_read(sc
, RT2860_REG_STATUS_CFG
) &
1237 (RT2860_REG_STATUS_TX_BUSY
| RT2860_REG_STATUS_RX_BUSY
)))
1245 printf("%s: timeout waiting for MAC\n",
1246 device_get_nameunit(sc
->dev
));
1250 /* clear Host to MCU mailbox */
1252 rt2860_io_mac_write(sc
, RT2860_REG_H2M_MAILBOX_BBP_AGENT
, 0);
1253 rt2860_io_mac_write(sc
, RT2860_REG_H2M_MAILBOX
, 0);
1255 rt2860_io_mcu_cmd(sc
, RT2860_IO_MCU_CMD_BOOT
,
1256 RT2860_REG_H2M_TOKEN_NO_INTR
, 0);
1260 error
= rt2860_init_bbp(sc
);
1264 /* set up maximum buffer sizes */
1266 tmp
= (1 << 12) | RT2860_MAX_AGG_SIZE
;
1268 rt2860_io_mac_write(sc
, RT2860_REG_MAX_LEN_CFG
, tmp
);
1270 /* set mac address */
1272 IEEE80211_ADDR_COPY(ic
->ic_myaddr
, IF_LLADDR(ifp
));
1274 rt2860_asic_set_macaddr(sc
, ic
->ic_myaddr
);
1276 /* clear statistic registers */
1278 rt2860_io_mac_read_multi(sc
, RT2860_REG_RX_STA_CNT0
,
1279 stacnt
, sizeof(stacnt
));
1281 /* set RTS threshold */
1283 rt2860_asic_update_rtsthreshold(sc
);
1287 rt2860_asic_update_txpower(sc
);
1289 /* set up protection mode */
1291 rt2860_asic_updateprot(sc
);
1293 /* clear key tables */
1295 rt2860_asic_clear_keytables(sc
);
1297 /* clear beacon frame space (entries = 8, entry size = 512) */
1299 rt2860_io_mac_set_region_4(sc
, RT2860_REG_BEACON_BASE(0), 0, 1024);
1301 taskqueue_unblock(sc
->taskqueue
);
1303 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
1305 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
1306 rt2860_reset_tx_ring(sc
, &sc
->tx_ring
[i
]);
1308 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
1310 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_BASE_PTR(i
),
1311 sc
->tx_ring
[i
].desc_phys_addr
);
1312 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_MAX_CNT(i
),
1313 RT2860_SOFTC_TX_RING_DESC_COUNT
);
1314 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_CTX_IDX(i
), 0);
1319 rt2860_reset_rx_ring(sc
, &sc
->rx_ring
);
1321 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_BASE_PTR
,
1322 sc
->rx_ring
.desc_phys_addr
);
1323 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_MAX_CNT
,
1324 RT2860_SOFTC_RX_RING_DATA_COUNT
);
1325 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_CALC_IDX
,
1326 RT2860_SOFTC_RX_RING_DATA_COUNT
- 1);
1328 /* wait while DMA engine is busy */
1330 for (ntries
= 0; ntries
< 100; ntries
++)
1332 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
);
1333 if (!(tmp
& (RT2860_REG_TX_DMA_BUSY
| RT2860_REG_RX_DMA_BUSY
)))
1341 printf("%s: timeout waiting for DMA engine\n",
1342 device_get_nameunit(sc
->dev
));
1347 tmp
|= RT2860_REG_TX_WB_DDONE
;
1349 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
, tmp
);
1351 /* disable interrupts mitigation */
1353 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_DELAY_INT_CFG
, 0);
1355 /* send LEDs operating mode to microcontroller */
1357 rt2860_io_mcu_cmd(sc
, RT2860_IO_MCU_CMD_LED1
,
1358 RT2860_REG_H2M_TOKEN_NO_INTR
, sc
->led_off
[0]);
1359 rt2860_io_mcu_cmd(sc
, RT2860_IO_MCU_CMD_LED2
,
1360 RT2860_REG_H2M_TOKEN_NO_INTR
, sc
->led_off
[1]);
1361 rt2860_io_mcu_cmd(sc
, RT2860_IO_MCU_CMD_LED3
,
1362 RT2860_REG_H2M_TOKEN_NO_INTR
, sc
->led_off
[2]);
1364 /* turn radio LED on */
1366 rt2860_led_cmd(sc
, RT2860_LED_CMD_RADIO_ON
);
1368 /* write vendor-specific BBP values (from EEPROM) */
1370 for (i
= 0; i
< RT2860_SOFTC_BBP_EEPROM_COUNT
; i
++)
1372 if (sc
->bbp_eeprom
[i
].reg
== 0x00 ||
1373 sc
->bbp_eeprom
[i
].reg
== 0xff)
1376 rt2860_io_bbp_write(sc
, sc
->bbp_eeprom
[i
].reg
,
1377 sc
->bbp_eeprom
[i
].val
);
1381 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_GPIO_CTRL_CFG);
1384 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_SLEEP,
1385 RT2860_REG_H2M_TOKEN_RADIOOFF, 0x02ff);
1386 rt2860_io_mcu_cmd_check(sc, RT2860_REG_H2M_TOKEN_RADIOOFF);
1388 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_WAKEUP,
1389 RT2860_REG_H2M_TOKEN_WAKEUP, 0);
1390 rt2860_io_mcu_cmd_check(sc, RT2860_REG_H2M_TOKEN_WAKEUP);
1394 /* disable non-existing Rx chains */
1396 tmp
= rt2860_io_bbp_read(sc
, 3);
1398 tmp
&= ~((1 << 4) | (1 << 3));
1400 if (sc
->nrxpath
== 3)
1402 else if (sc
->nrxpath
== 2)
1405 rt2860_io_bbp_write(sc
, 3, tmp
);
1407 /* disable non-existing Tx chains */
1409 tmp
= rt2860_io_bbp_read(sc
, 1);
1411 tmp
&= ~((1 << 4) | (1 << 3));
1413 if (sc
->ntxpath
== 2)
1416 rt2860_io_bbp_write(sc
, 1, tmp
);
1418 /* set current channel */
1420 rt2860_rf_set_chan(sc
, ic
->ic_curchan
);
1422 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WMM_TXOP0_CFG
, 0);
1423 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WMM_TXOP1_CFG
,
1426 if ((sc
->mac_rev
& 0xffff) != 0x0101)
1427 rt2860_io_mac_write(sc
, RT2860_REG_TX_TXOP_CTRL_CFG
, 0x583f);
1429 /* clear pending interrupts */
1431 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_INT_STATUS
, 0xffffffff);
1433 /* enable interrupts */
1435 tmp
= RT2860_REG_INT_TX_COHERENT
|
1436 RT2860_REG_INT_RX_COHERENT
|
1437 RT2860_REG_INT_GP_TIMER
|
1438 RT2860_REG_INT_AUTO_WAKEUP
|
1439 RT2860_REG_INT_FIFO_STA_FULL
|
1441 RT2860_REG_INT_PRE_TBTT |
1442 RT2860_REG_INT_TBTT |
1444 RT2860_REG_INT_TXRX_COHERENT
|
1445 RT2860_REG_INT_MCU_CMD
|
1446 RT2860_REG_INT_TX_MGMT_DONE
|
1447 RT2860_REG_INT_TX_HCCA_DONE
|
1448 RT2860_REG_INT_TX_AC3_DONE
|
1449 RT2860_REG_INT_TX_AC2_DONE
|
1450 RT2860_REG_INT_TX_AC1_DONE
|
1451 RT2860_REG_INT_TX_AC0_DONE
|
1452 RT2860_REG_INT_RX_DONE
;
1454 sc
->intr_enable_mask
= tmp
;
1456 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_INT_MASK
, tmp
);
1458 if (rt2860_txrx_enable(sc
) != 0)
1461 /* clear garbage interrupts */
1463 tmp
= rt2860_io_mac_read(sc
, 0x1300);
1465 ifp
->if_drv_flags
&= ~IFF_DRV_OACTIVE
;
1466 ifp
->if_drv_flags
|= IFF_DRV_RUNNING
;
1468 if (ic
->ic_opmode
!= IEEE80211_M_MONITOR
)
1470 if (ic
->ic_roaming
!= IEEE80211_ROAMING_MANUAL
)
1471 ieee80211_new_state(ic
, IEEE80211_S_SCAN
, -1);
1475 ieee80211_new_state(ic
, IEEE80211_S_RUN
, -1);
1478 sc
->periodic_round
= 0;
1480 callout_reset(&sc
->periodic_ch
, hz
/ 10, rt2860_periodic
, sc
);
1486 rt2860_stop_locked(sc
);
1492 static void rt2860_init(void *priv
)
1494 struct rt2860_softc
*sc
;
1498 RT2860_SOFTC_LOCK(sc
);
1500 rt2860_init_locked(sc
);
1502 RT2860_SOFTC_UNLOCK(sc
);
1508 static int rt2860_init_bbp(struct rt2860_softc
*sc
)
1513 for (ntries
= 0; ntries
< 20; ntries
++)
1515 tmp
= rt2860_io_bbp_read(sc
, 0);
1516 if (tmp
!= 0x00 && tmp
!= 0xff)
1520 if (tmp
== 0x00 || tmp
== 0xff)
1522 printf("%s: timeout waiting for BBP to wakeup\n",
1523 device_get_nameunit(sc
->dev
));
1527 for (i
= 0; i
< RT2860_DEF_BBP_SIZE
; i
++)
1528 rt2860_io_bbp_write(sc
, rt2860_def_bbp
[i
].reg
,
1529 rt2860_def_bbp
[i
].val
);
1531 if ((sc
->mac_rev
& 0xffff) != 0x0101)
1532 rt2860_io_bbp_write(sc
, 84, 0x19);
1538 * rt2860_stop_locked
1540 static void rt2860_stop_locked(void *priv
)
1542 struct rt2860_softc
*sc
;
1543 struct ieee80211com
*ic
;
1551 RT2860_DPRINTF(sc
, RT2860_DEBUG_ANY
,
1553 device_get_nameunit(sc
->dev
));
1555 RT2860_SOFTC_ASSERT_LOCKED(sc
);
1559 if (ifp
->if_drv_flags
& IFF_DRV_RUNNING
)
1560 rt2860_led_cmd(sc
, RT2860_LED_CMD_RADIO_OFF
);
1562 ifp
->if_drv_flags
&= ~(IFF_DRV_RUNNING
| IFF_DRV_OACTIVE
);
1564 ieee80211_new_state(ic
, IEEE80211_S_INIT
, -1);
1566 callout_stop(&sc
->periodic_ch
);
1567 callout_stop(&sc
->tx_watchdog_ch
);
1569 RT2860_SOFTC_UNLOCK(sc
);
1571 taskqueue_block(sc
->taskqueue
);
1573 taskqueue_drain(sc
->taskqueue
, &sc
->rx_done_task
);
1574 taskqueue_drain(sc
->taskqueue
, &sc
->tx_done_task
);
1575 taskqueue_drain(sc
->taskqueue
, &sc
->fifo_sta_full_task
);
1576 taskqueue_drain(sc
->taskqueue
, &sc
->periodic_task
);
1578 RT2860_SOFTC_LOCK(sc
);
1580 /* clear key tables */
1582 rt2860_asic_clear_keytables(sc
);
1584 /* disable interrupts */
1586 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_INT_MASK
, 0);
1590 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_SYS_CTRL
);
1592 tmp
&= ~(RT2860_REG_RX_ENABLE
| RT2860_REG_TX_ENABLE
);
1594 rt2860_io_mac_write(sc
, RT2860_REG_SYS_CTRL
, tmp
);
1598 rt2860_io_mac_write(sc
, RT2860_REG_SYS_CTRL
,
1599 RT2860_REG_MAC_SRST
| RT2860_REG_BBP_HRST
);
1600 rt2860_io_mac_write(sc
, RT2860_REG_SYS_CTRL
, 0);
1606 static void rt2860_stop(void *priv
)
1608 struct rt2860_softc
*sc
;
1612 RT2860_SOFTC_LOCK(sc
);
1614 rt2860_stop_locked(sc
);
1616 RT2860_SOFTC_UNLOCK(sc
);
1622 static void rt2860_start(struct ifnet
*ifp
)
1624 struct rt2860_softc
*sc
;
1625 struct ieee80211com
*ic
;
1626 struct ieee80211_node
*ni
;
1627 struct ether_header
*eh
;
1634 RT2860_SOFTC_LOCK(sc
);
1636 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
1638 RT2860_SOFTC_UNLOCK(sc
);
1644 IF_POLL(&ic
->ic_mgtq
, m
);
1647 if (sc
->tx_ring
[sc
->tx_ring_mgtqid
].data_queued
>= RT2860_SOFTC_TX_RING_DATA_COUNT
)
1649 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
1650 "%s: if_start: Tx ring with qid=%d is full\n",
1651 device_get_nameunit(sc
->dev
), sc
->tx_ring_mgtqid
);
1653 ifp
->if_drv_flags
|= IFF_DRV_OACTIVE
;
1655 sc
->tx_data_queue_full
[sc
->tx_ring_mgtqid
]++;
1660 IF_DEQUEUE(&ic
->ic_mgtq
, m
);
1662 ni
= (struct ieee80211_node
*) m
->m_pkthdr
.rcvif
;
1663 m
->m_pkthdr
.rcvif
= NULL
;
1665 if (bpf_peers_present(ic
->ic_rawbpf
))
1666 bpf_mtap(ic
->ic_rawbpf
, m
);
1668 if (rt2860_tx_frame(sc
, m
, ni
, sc
->tx_ring_mgtqid
) != 0)
1671 rt2860_drain_fifo_stats(sc
);
1675 if (ic
->ic_state
!= IEEE80211_S_RUN
)
1678 IF_POLL(&ifp
->if_snd
, m
);
1682 IFQ_DRV_DEQUEUE(&ifp
->if_snd
, m
);
1684 if (ic
->ic_flags
& IEEE80211_F_SCAN
)
1685 ieee80211_cancel_scan(ic
);
1687 if (m
->m_len
< sizeof(struct ether_header
) &&
1688 !(m
= m_pullup(m
, sizeof (struct ether_header
))))
1691 eh
= mtod(m
, struct ether_header
*);
1693 ni
= ieee80211_find_txnode(ic
, eh
->ether_dhost
);
1696 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
1697 "%s: if_start: could not find Tx node\n",
1698 device_get_nameunit(sc
->dev
));
1704 ieee80211_classify(ic
, m
, ni
);
1706 qid
= M_WME_GETAC(m
);
1708 if (sc
->tx_ring
[qid
].data_queued
>= RT2860_SOFTC_TX_RING_DATA_COUNT
)
1710 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
1711 "%s: if_start: Tx ring with qid=%d is full\n",
1712 device_get_nameunit(sc
->dev
), qid
);
1715 ieee80211_free_node(ni
);
1717 ifp
->if_drv_flags
|= IFF_DRV_OACTIVE
;
1720 sc
->tx_data_queue_full
[qid
]++;
1727 m
= ieee80211_encap(ic
, m
, ni
);
1730 ieee80211_free_node(ni
);
1735 if (bpf_peers_present(ic
->ic_rawbpf
))
1736 bpf_mtap(ic
->ic_rawbpf
, m
);
1738 if (rt2860_tx_frame(sc
, m
, ni
, qid
) != 0)
1740 ieee80211_free_node(ni
);
1747 rt2860_drain_fifo_stats(sc
);
1750 sc
->tx_timer
= RT2860_TX_WATCHDOG_TIMEOUT
;
1752 ic
->ic_lastdata
= ticks
;
1754 callout_reset(&sc
->tx_watchdog_ch
, hz
, rt2860_tx_watchdog
, sc
);
1757 RT2860_SOFTC_UNLOCK(sc
);
1763 static int rt2860_ioctl(struct ifnet
*ifp
, u_long cmd
, caddr_t data
)
1765 struct rt2860_softc
*sc
;
1766 struct ieee80211com
*ic
;
1777 RT2860_SOFTC_LOCK(sc
);
1779 if (ifp
->if_flags
& IFF_UP
)
1781 if (ifp
->if_drv_flags
& IFF_DRV_RUNNING
)
1783 if ((ifp
->if_flags
^ sc
->if_flags
) & IFF_PROMISC
)
1784 rt2860_asic_update_promisc(sc
);
1788 rt2860_init_locked(sc
);
1793 if (ifp
->if_drv_flags
& IFF_DRV_RUNNING
)
1794 rt2860_stop_locked(sc
);
1797 sc
->if_flags
= ifp
->if_flags
;
1799 RT2860_SOFTC_UNLOCK(sc
);
1803 error
= ieee80211_ioctl(ic
, cmd
, data
);
1806 if (error
== ENETRESET
)
1808 RT2860_SOFTC_LOCK(sc
);
1810 if ((ifp
->if_flags
& IFF_UP
) &&
1811 (ifp
->if_drv_flags
& IFF_DRV_RUNNING
) &&
1812 (ic
->ic_roaming
!= IEEE80211_ROAMING_MANUAL
))
1814 rt2860_stop_locked(sc
);
1815 rt2860_init_locked(sc
);
1818 RT2860_SOFTC_UNLOCK(sc
);
1829 static int rt2860_reset(struct ifnet
*ifp
)
1831 struct rt2860_softc
*sc
;
1832 struct ieee80211com
*ic
;
1837 if (ic
->ic_opmode
!= IEEE80211_M_MONITOR
)
1840 rt2860_rf_set_chan(sc
, ic
->ic_curchan
);
1848 static int rt2860_newstate(struct ieee80211com
*ic
,
1849 enum ieee80211_state nstate
, int arg
)
1851 struct rt2860_softc
*sc
;
1853 struct ieee80211_node
*ni
;
1859 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATE
,
1860 "%s: newstate: %s -> %s\n",
1861 device_get_nameunit(sc
->dev
),
1862 ieee80211_state_name
[ic
->ic_state
], ieee80211_state_name
[nstate
]);
1864 error
= sc
->newstate(ic
, nstate
, arg
);
1868 RT2860_SOFTC_LOCK(sc
);
1870 /* turn link LED off */
1872 if (nstate
!= IEEE80211_S_RUN
)
1873 rt2860_led_cmd(sc
, RT2860_LED_CMD_RADIO_OFF
);
1877 case IEEE80211_S_INIT
:
1878 rt2860_asic_disable_tsf_sync(sc
);
1881 case IEEE80211_S_RUN
:
1884 rt2860_rf_set_chan(sc
, ni
->ni_chan
);
1886 if (ic
->ic_opmode
!= IEEE80211_M_MONITOR
)
1888 rt2860_asic_enable_mrr(sc
);
1889 rt2860_asic_set_txpreamble(sc
);
1890 rt2860_asic_set_basicrates(sc
);
1891 rt2860_asic_update_txpower(sc
);
1892 rt2860_asic_set_bssid(sc
, ni
->ni_bssid
);
1895 if (ic
->ic_opmode
== IEEE80211_M_STA
)
1896 rt2860_newassoc(ni
, 1);
1898 if (ic
->ic_opmode
== IEEE80211_M_HOSTAP
||
1899 ic
->ic_opmode
== IEEE80211_M_IBSS
)
1901 error
= rt2860_asic_update_beacon(sc
);
1906 if (ic
->ic_opmode
!= IEEE80211_M_MONITOR
)
1907 rt2860_asic_enable_tsf_sync(sc
);
1909 /* turn link LED on */
1911 if (ic
->ic_opmode
!= IEEE80211_M_MONITOR
)
1913 rt2860_led_cmd(sc
, RT2860_LED_CMD_RADIO_ON
|
1914 (IEEE80211_IS_CHAN_2GHZ(ni
->ni_chan
) ?
1915 RT2860_LED_CMD_LINK_2GHZ
: RT2860_LED_CMD_LINK_5GHZ
));
1923 RT2860_SOFTC_UNLOCK(sc
);
1931 static void rt2860_scan_start(struct ieee80211com
*ic
)
1933 struct rt2860_softc
*sc
;
1939 rt2860_asic_disable_tsf_sync(sc
);
1945 static void rt2860_scan_end(struct ieee80211com
*ic
)
1947 struct rt2860_softc
*sc
;
1953 rt2860_asic_enable_tsf_sync(sc
);
1957 * rt2860_set_channel
1959 static void rt2860_set_channel(struct ieee80211com
*ic
)
1961 struct rt2860_softc
*sc
;
1967 RT2860_DPRINTF(sc
, RT2860_DEBUG_CHAN
,
1968 "%s: set channel: channel=%u, HT%s%s\n",
1969 device_get_nameunit(sc
->dev
),
1970 ieee80211_chan2ieee(ic
, ic
->ic_curchan
),
1971 !IEEE80211_IS_CHAN_HT(ic
->ic_curchan
) ? " disabled" :
1972 IEEE80211_IS_CHAN_HT20(ic
->ic_curchan
) ? "20":
1973 IEEE80211_IS_CHAN_HT40U(ic
->ic_curchan
) ? "40U" : "40D",
1974 (ic
->ic_flags
& IEEE80211_F_SCAN
) ? ", scanning" : "");
1976 RT2860_SOFTC_LOCK(sc
);
1978 rt2860_rf_set_chan(sc
, ic
->ic_curchan
);
1980 RT2860_SOFTC_UNLOCK(sc
);
1986 static void rt2860_newassoc(struct ieee80211_node
*ni
, int isnew
)
1988 struct rt2860_softc
*sc
;
1989 struct ieee80211com
*ic
;
1998 associd
= (ni
!= NULL
) ? ni
->ni_associd
: 0;
1999 wcid
= RT2860_AID2WCID(associd
);
2001 RT2860_DPRINTF(sc
, RT2860_DEBUG_NODE
,
2002 "%s: new association: wcid=0x%02x, "
2003 "mac addr=%s, QoS %s, ERP %s, HT %s\n",
2004 device_get_nameunit(sc
->dev
), wcid
,
2005 ether_sprintf(ni
->ni_macaddr
),
2006 (ni
->ni_flags
& IEEE80211_NODE_QOS
) ? "enabled" : "disabled",
2007 (ni
->ni_flags
& IEEE80211_NODE_ERP
) ? "enabled" : "disabled",
2008 (ni
->ni_flags
& IEEE80211_NODE_HT
) ? "enabled" : "disabled");
2010 rt2860_io_mac_write_multi(sc
, RT2860_REG_WCID(wcid
),
2011 ni
->ni_macaddr
, IEEE80211_ADDR_LEN
);
2013 rt2860_amrr_node_init(&sc
->amrr
, &sc
->amrr_node
[wcid
], ni
);
2015 RT2860_DPRINTF(sc
, RT2860_DEBUG_RATE
,
2016 "%s: initial%s node Tx rate: associd=0x%04x, rate=0x%02x, max rate=0x%02x\n",
2017 device_get_nameunit(sc
->dev
),
2018 (ni
->ni_flags
& IEEE80211_NODE_HT
) ? " HT" : "",
2020 (ni
->ni_flags
& IEEE80211_NODE_HT
) ?
2021 (ni
->ni_htrates
.rs_rates
[ni
->ni_txrate
] | IEEE80211_RATE_MCS
) :
2022 (ni
->ni_rates
.rs_rates
[ni
->ni_txrate
] & IEEE80211_RATE_VAL
),
2023 (ni
->ni_flags
& IEEE80211_NODE_HT
) ?
2024 (ni
->ni_htrates
.rs_rates
[ni
->ni_htrates
.rs_nrates
- 1] | IEEE80211_RATE_MCS
) :
2025 (ni
->ni_rates
.rs_rates
[ni
->ni_rates
.rs_nrates
- 1] & IEEE80211_RATE_VAL
));
2027 rt2860_asic_updateprot(sc
);
2028 rt2860_asic_updateslot(sc
);
2029 rt2860_asic_set_txpreamble(sc
);
2035 static void rt2860_updateslot(struct ifnet
*ifp
)
2037 struct rt2860_softc
*sc
;
2041 rt2860_asic_updateslot(sc
);
2047 static int rt2860_wme_update(struct ieee80211com
*ic
)
2049 struct rt2860_softc
*sc
;
2055 rt2860_asic_wme_update(sc
);
2061 * rt2860_update_beacon
2063 static void rt2860_update_beacon(struct ieee80211com
*ic
, int what
)
2065 struct rt2860_softc
*sc
;
2071 rt2860_asic_update_beacon(sc
);
2075 * rt2860_key_update_begin
2077 static void rt2860_key_update_begin(struct ieee80211com
*ic
)
2079 struct rt2860_softc
*sc
;
2085 RT2860_DPRINTF(sc
, RT2860_DEBUG_KEY
,
2086 "%s: key update begin\n",
2087 device_get_nameunit(sc
->dev
));
2089 taskqueue_block(sc
->taskqueue
);
2091 IF_LOCK(&ifp
->if_snd
);
2095 * rt2860_key_update_end
2097 static void rt2860_key_update_end(struct ieee80211com
*ic
)
2099 struct rt2860_softc
*sc
;
2105 RT2860_DPRINTF(sc
, RT2860_DEBUG_KEY
,
2106 "%s: key update end\n",
2107 device_get_nameunit(sc
->dev
));
2109 IF_UNLOCK(&ifp
->if_snd
);
2111 taskqueue_unblock(sc
->taskqueue
);
2117 static int rt2860_key_set(struct ieee80211com
*ic
,
2118 const struct ieee80211_key
*k
, const uint8_t mac
[IEEE80211_ADDR_LEN
])
2120 struct rt2860_softc
*sc
;
2122 struct ieee80211_node
*ni
;
2123 uint16_t associd
, key_base
, keymode_base
;
2124 uint8_t mode
, vapid
, wcid
, iv
[8];
2127 if (k
->wk_cipher
->ic_cipher
!= IEEE80211_CIPHER_WEP
&&
2128 k
->wk_cipher
->ic_cipher
!= IEEE80211_CIPHER_TKIP
&&
2129 k
->wk_cipher
->ic_cipher
!= IEEE80211_CIPHER_AES_CCM
)
2135 if (ic
->ic_opmode
!= IEEE80211_M_HOSTAP
)
2138 ni
= ieee80211_find_node(&ic
->ic_sta
, mac
);
2140 associd
= (ni
!= NULL
) ? ni
->ni_associd
: 0;
2142 if ((ic
->ic_opmode
== IEEE80211_M_HOSTAP
) && (ni
!= NULL
))
2143 ieee80211_free_node(ni
);
2145 switch (k
->wk_cipher
->ic_cipher
)
2147 case IEEE80211_CIPHER_WEP
:
2148 if(k
->wk_keylen
< 8)
2149 mode
= RT2860_REG_CIPHER_MODE_WEP40
;
2151 mode
= RT2860_REG_CIPHER_MODE_WEP104
;
2154 case IEEE80211_CIPHER_TKIP
:
2155 mode
= RT2860_REG_CIPHER_MODE_TKIP
;
2158 case IEEE80211_CIPHER_AES_CCM
:
2159 mode
= RT2860_REG_CIPHER_MODE_AES_CCMP
;
2166 RT2860_DPRINTF(sc
, RT2860_DEBUG_KEY
,
2167 "%s: set key: keyix=%d, keylen=%d, associd=0x%04x, mode=%d, group=%d\n",
2168 device_get_nameunit(sc
->dev
), k
->wk_keyix
, k
->wk_keylen
, associd
, mode
,
2169 (k
->wk_flags
& IEEE80211_KEY_GROUP
) ? 1 : 0);
2171 if (!(k
->wk_flags
& IEEE80211_KEY_GROUP
))
2173 /* install pairwise key */
2176 wcid
= RT2860_AID2WCID(associd
);
2177 key_base
= RT2860_REG_PKEY(wcid
);
2179 if (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_WEP
)
2183 iv
[3] = (k
->wk_keyix
<< 6);
2187 if (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_TKIP
)
2189 iv
[0] = (k
->wk_keytsc
>> 8);
2190 iv
[1] = ((iv
[0] | 0x20) & 0x7f);
2191 iv
[2] = k
->wk_keytsc
;
2197 iv
[0] = k
->wk_keytsc
;
2198 iv
[1] = k
->wk_keytsc
>> 8;
2202 iv
[3] = ((k
->wk_keyix
<< 6) | IEEE80211_WEP_EXTIV
);
2203 iv
[4] = (k
->wk_keytsc
>> 16);
2204 iv
[5] = (k
->wk_keytsc
>> 24);
2205 iv
[6] = (k
->wk_keytsc
>> 32);
2206 iv
[7] = (k
->wk_keytsc
>> 40);
2208 RT2860_DPRINTF(sc
, RT2860_DEBUG_KEY
,
2209 "%s: set key: iv=%02x %02x %02x %02x %02x %02x %02x %02x\n",
2210 device_get_nameunit(sc
->dev
),
2211 iv
[0], iv
[1], iv
[2], iv
[3], iv
[4], iv
[5], iv
[6], iv
[7]);
2214 rt2860_io_mac_write_multi(sc
, RT2860_REG_IVEIV(wcid
), iv
, 8);
2216 if (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_TKIP
)
2218 rt2860_io_mac_write_multi(sc
, key_base
, k
->wk_key
, 16);
2220 if (ic
->ic_opmode
!= IEEE80211_M_HOSTAP
)
2222 rt2860_io_mac_write_multi(sc
, key_base
+ 16, &k
->wk_key
[16], 8);
2223 rt2860_io_mac_write_multi(sc
, key_base
+ 24, &k
->wk_key
[24], 8);
2227 rt2860_io_mac_write_multi(sc
, key_base
+ 16, &k
->wk_key
[24], 8);
2228 rt2860_io_mac_write_multi(sc
, key_base
+ 24, &k
->wk_key
[16], 8);
2233 rt2860_io_mac_write_multi(sc
, key_base
, k
->wk_key
, k
->wk_keylen
);
2236 tmp
= ((vapid
& RT2860_REG_VAP_MASK
) << RT2860_REG_VAP_SHIFT
) |
2237 (mode
<< RT2860_REG_CIPHER_MODE_SHIFT
) | RT2860_REG_PKEY_ENABLE
;
2239 rt2860_io_mac_write(sc
, RT2860_REG_WCID_ATTR(wcid
), tmp
);
2242 if ((k
->wk_flags
& IEEE80211_KEY_GROUP
) ||
2243 (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_WEP
))
2245 /* install group key */
2248 key_base
= RT2860_REG_SKEY(vapid
, k
->wk_keyix
);
2249 keymode_base
= RT2860_REG_SKEY_MODE(vapid
);
2251 if (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_TKIP
)
2253 rt2860_io_mac_write_multi(sc
, key_base
, k
->wk_key
, 16);
2255 if (ic
->ic_opmode
!= IEEE80211_M_HOSTAP
)
2257 rt2860_io_mac_write_multi(sc
, key_base
+ 16, &k
->wk_key
[16], 8);
2258 rt2860_io_mac_write_multi(sc
, key_base
+ 24, &k
->wk_key
[24], 8);
2262 rt2860_io_mac_write_multi(sc
, key_base
+ 16, &k
->wk_key
[24], 8);
2263 rt2860_io_mac_write_multi(sc
, key_base
+ 24, &k
->wk_key
[16], 8);
2268 rt2860_io_mac_write_multi(sc
, key_base
, k
->wk_key
, k
->wk_keylen
);
2271 tmp
= rt2860_io_mac_read(sc
, keymode_base
);
2273 tmp
&= ~(0xf << (k
->wk_keyix
* 4 + 16 * (vapid
% 2)));
2274 tmp
|= (mode
<< (k
->wk_keyix
* 4 + 16 * (vapid
% 2)));
2276 rt2860_io_mac_write(sc
, keymode_base
, tmp
);
2285 static int rt2860_key_delete(struct ieee80211com
*ic
,
2286 const struct ieee80211_key
*k
)
2288 struct rt2860_softc
*sc
;
2289 struct ieee80211_node
*ni
;
2291 uint8_t vapid
, wcid
;
2294 sc
= ic
->ic_ifp
->if_softc
;
2296 associd
= (ni
!= NULL
) ? ni
->ni_associd
: 0;
2298 RT2860_DPRINTF(sc
, RT2860_DEBUG_KEY
,
2299 "%s: delete key: keyix=%d, keylen=%d, associd=0x%04x, group=%d\n",
2300 device_get_nameunit(sc
->dev
), k
->wk_keyix
, k
->wk_keylen
, associd
,
2301 (k
->wk_flags
& IEEE80211_KEY_GROUP
) ? 1 : 0);
2303 if (!(k
->wk_flags
& IEEE80211_KEY_GROUP
))
2305 /* remove pairwise key */
2308 wcid
= RT2860_AID2WCID(associd
);
2310 tmp
= ((vapid
& RT2860_REG_VAP_MASK
) << RT2860_REG_VAP_SHIFT
) |
2311 (RT2860_REG_CIPHER_MODE_NONE
<< RT2860_REG_CIPHER_MODE_SHIFT
) | RT2860_REG_PKEY_ENABLE
;
2313 rt2860_io_mac_write(sc
, RT2860_REG_WCID_ATTR(wcid
), tmp
);
2317 /* remove group key */
2321 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_SKEY_MODE(vapid
));
2323 tmp
&= ~(0xf << (k
->wk_keyix
* 4 + 16 * (vapid
% 2)));
2324 tmp
|= (RT2860_REG_CIPHER_MODE_NONE
<< (k
->wk_keyix
* 4 + 16 * (vapid
% 2)));
2326 rt2860_io_mac_write(sc
, RT2860_REG_SKEY_MODE(vapid
), tmp
);
2335 static int rt2860_raw_xmit(struct ieee80211_node
*ni
, struct mbuf
*m
,
2336 const struct ieee80211_bpf_params
*params
)
2342 * rt2860_media_change
2344 static int rt2860_media_change(struct ifnet
*ifp
)
2346 struct rt2860_softc
*sc
;
2351 error
= ieee80211_media_change(ifp
);
2352 if (error
!= ENETRESET
)
2355 RT2860_SOFTC_LOCK(sc
);
2357 if ((ifp
->if_flags
& IFF_UP
) && (ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
2359 rt2860_stop_locked(sc
);
2360 rt2860_init_locked(sc
);
2363 RT2860_SOFTC_UNLOCK(sc
);
2369 * rt2860_recv_action
2371 static void rt2860_recv_action(struct ieee80211_node
*ni
,
2372 const uint8_t *frm
, const uint8_t *efrm
)
2374 struct rt2860_softc
*sc
;
2375 struct ieee80211com
*ic
;
2377 const struct ieee80211_action
*ia
;
2378 uint16_t associd
, status
, baparamset
;
2387 ia
= (const struct ieee80211_action
*) frm
;
2389 sc
->recv_action(ni
, frm
, efrm
);
2391 if (ia
->ia_category
!= IEEE80211_ACTION_CAT_BA
)
2394 associd
= (ni
!= NULL
) ? ni
->ni_associd
: 0;
2395 wcid
= RT2860_AID2WCID(associd
);
2397 switch (ia
->ia_action
)
2399 /* IEEE80211_ACTION_BA_ADDBA_REQUEST */
2400 case IEEE80211_ACTION_BA_ADDBA_REQUEST
:
2401 baparamset
= LE_READ_2(frm
+ 3);
2402 tid
= RT2860_MS(baparamset
, IEEE80211_BAPS_TID
);
2403 bufsize
= RT2860_MS(baparamset
, IEEE80211_BAPS_BUFSIZ
);
2405 RT2860_DPRINTF(sc
, RT2860_DEBUG_BA
,
2406 "%s: received ADDBA request: associd=0x%04x, tid=%d, bufsize=%d\n",
2407 device_get_nameunit(sc
->dev
), associd
, tid
, bufsize
);
2409 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_WCID(wcid
) + 4);
2411 tmp
|= (0x10000 << tid
);
2413 rt2860_io_mac_write(sc
, RT2860_REG_WCID(wcid
) + 4, tmp
);
2416 /* IEEE80211_ACTION_BA_ADDBA_RESPONSE */
2417 case IEEE80211_ACTION_BA_ADDBA_RESPONSE
:
2418 status
= LE_READ_2(frm
+ 3);
2419 baparamset
= LE_READ_2(frm
+ 4);
2420 tid
= RT2860_MS(baparamset
, IEEE80211_BAPS_TID
);
2421 bufsize
= RT2860_MS(baparamset
, IEEE80211_BAPS_BUFSIZ
);
2423 RT2860_DPRINTF(sc
, RT2860_DEBUG_BA
,
2424 "%s: received ADDBA response: associd=0x%04x, status=%d, tid=%d, bufsize=%d\n",
2425 device_get_nameunit(sc
->dev
), associd
, status
, tid
, bufsize
);
2427 if (status
== IEEE80211_STATUS_SUCCESS
)
2429 sc
->tx_ampdu_sessions
++;
2431 rt2860_asic_updateprot(sc
);
2435 /* IEEE80211_ACTION_BA_DELBA */
2436 case IEEE80211_ACTION_BA_DELBA
:
2437 baparamset
= LE_READ_2(frm
+ 2);
2438 tid
= RT2860_MS(baparamset
, IEEE80211_BAPS_TID
);
2440 RT2860_DPRINTF(sc
, RT2860_DEBUG_BA
,
2441 "%s: received DELBA request: associd=0x%04x, tid=%d\n",
2442 device_get_nameunit(sc
->dev
), associd
, tid
);
2444 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_WCID(wcid
) + 4);
2446 tmp
&= ~(0x10000 << tid
);
2448 rt2860_io_mac_write(sc
, RT2860_REG_WCID(wcid
) + 4, tmp
);
2454 * rt2860_send_action
2456 static int rt2860_send_action(struct ieee80211_node
*ni
,
2457 int category
, int action
, uint16_t args
[4])
2459 struct rt2860_softc
*sc
;
2460 struct ieee80211com
*ic
;
2462 uint16_t associd
, baparamset
;
2471 ret
= sc
->send_action(ni
, category
, action
, args
);
2473 if (category
!= IEEE80211_ACTION_CAT_BA
)
2476 associd
= (ni
!= NULL
) ? ni
->ni_associd
: 0;
2477 wcid
= RT2860_AID2WCID(associd
);
2481 /* IEEE80211_ACTION_BA_DELBA */
2482 case IEEE80211_ACTION_BA_DELBA
:
2483 baparamset
= RT2860_SM(args
[0], IEEE80211_DELBAPS_TID
) | args
[1];
2485 tid
= RT2860_MS(baparamset
, IEEE80211_DELBAPS_TID
);
2487 RT2860_DPRINTF(sc
, RT2860_DEBUG_BA
,
2488 "%s: sending DELBA request: associd=0x%04x, tid=%d\n",
2489 device_get_nameunit(sc
->dev
), associd
, tid
);
2491 if (RT2860_MS(baparamset
, IEEE80211_DELBAPS_INIT
) != IEEE80211_DELBAPS_INIT
)
2493 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_WCID(wcid
) + 4);
2495 tmp
&= ~(0x10000 << tid
);
2497 rt2860_io_mac_write(sc
, RT2860_REG_WCID(wcid
) + 4, tmp
);
2501 sc
->tx_ampdu_sessions
--;
2503 rt2860_asic_updateprot(sc
);
2512 * rt2860_amrr_update_iter_func
2514 static void rt2860_amrr_update_iter_func(void *arg
, struct ieee80211_node
*ni
)
2516 struct rt2860_softc
*sc
;
2517 struct ieee80211com
*ic
;
2523 /* only associated stations */
2525 if (ni
->ni_associd
!= 0)
2527 wcid
= RT2860_AID2WCID(ni
->ni_associd
);
2529 RT2860_DPRINTF(sc
, RT2860_DEBUG_RATE
,
2530 "%s: AMRR node: wcid=0x%02x, txcnt=%d, success=%d, retrycnt=%d\n",
2531 device_get_nameunit(sc
->dev
),
2532 wcid
, sc
->amrr_node
[wcid
].txcnt
, sc
->amrr_node
[wcid
].success
, sc
->amrr_node
[wcid
].retrycnt
);
2534 rt2860_amrr_choose(ni
, &sc
->amrr_node
[wcid
]);
2536 RT2860_DPRINTF(sc
, RT2860_DEBUG_RATE
,
2537 "%s:%s node Tx rate: associd=0x%04x, rate=0x%02x, max rate=0x%02x\n",
2538 device_get_nameunit(sc
->dev
),
2539 (ni
->ni_flags
& IEEE80211_NODE_HT
) ? " HT" : "",
2541 (ni
->ni_flags
& IEEE80211_NODE_HT
) ?
2542 (ni
->ni_htrates
.rs_rates
[ni
->ni_txrate
] | IEEE80211_RATE_MCS
) :
2543 (ni
->ni_rates
.rs_rates
[ni
->ni_txrate
] & IEEE80211_RATE_VAL
),
2544 (ni
->ni_flags
& IEEE80211_NODE_HT
) ?
2545 (ni
->ni_htrates
.rs_rates
[ni
->ni_htrates
.rs_nrates
- 1] | IEEE80211_RATE_MCS
) :
2546 (ni
->ni_rates
.rs_rates
[ni
->ni_rates
.rs_nrates
- 1] & IEEE80211_RATE_VAL
));
2553 static void rt2860_periodic(void *arg
)
2555 struct rt2860_softc
*sc
;
2559 RT2860_DPRINTF(sc
, RT2860_DEBUG_PERIODIC
,
2561 device_get_nameunit(sc
->dev
));
2563 taskqueue_enqueue(sc
->taskqueue
, &sc
->periodic_task
);
2567 * rt2860_tx_watchdog
2569 static void rt2860_tx_watchdog(void *arg
)
2571 struct rt2860_softc
*sc
;
2577 if (sc
->tx_timer
== 0)
2580 if (--sc
->tx_timer
== 0)
2582 printf("%s: Tx watchdog timeout: resetting\n",
2583 device_get_nameunit(sc
->dev
));
2585 rt2860_stop_locked(sc
);
2586 rt2860_init_locked(sc
);
2590 sc
->tx_watchdog_timeouts
++;
2593 callout_reset(&sc
->tx_watchdog_ch
, hz
, rt2860_tx_watchdog
, sc
);
2597 * rt2860_asic_set_bssid
2599 static void rt2860_asic_set_bssid(struct rt2860_softc
*sc
,
2600 const uint8_t *bssid
)
2604 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATE
,
2605 "%s: set bssid: bssid=%s\n",
2606 device_get_nameunit(sc
->dev
), ether_sprintf(bssid
));
2608 tmp
= bssid
[0] | (bssid
[1]) << 8 | (bssid
[2] << 16) | (bssid
[3] << 24);
2610 rt2860_io_mac_write(sc
, RT2860_REG_BSSID_DW0
, tmp
);
2612 tmp
= bssid
[4] | (bssid
[5] << 8);
2614 rt2860_io_mac_write(sc
, RT2860_REG_BSSID_DW1
, tmp
);
2618 * rt2860_asic_set_macaddr
2620 static void rt2860_asic_set_macaddr(struct rt2860_softc
*sc
,
2621 const uint8_t *addr
)
2625 tmp
= addr
[0] | (addr
[1] << 8) | (addr
[2] << 16) | (addr
[3] << 24);
2627 rt2860_io_mac_write(sc
, RT2860_REG_ADDR_DW0
, tmp
);
2629 tmp
= addr
[4] | (addr
[5] << 8);
2631 rt2860_io_mac_write(sc
, RT2860_REG_ADDR_DW1
, tmp
);
2635 * rt2860_asic_enable_tsf_sync
2637 static void rt2860_asic_enable_tsf_sync(struct rt2860_softc
*sc
)
2639 struct ieee80211com
*ic
;
2644 RT2860_DPRINTF(sc
, RT2860_DEBUG_BEACON
,
2645 "%s: enabling TSF\n",
2646 device_get_nameunit(sc
->dev
));
2648 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_BCN_TIME_CFG
);
2651 tmp
|= ic
->ic_bss
->ni_intval
* 16;
2652 tmp
|= (RT2860_REG_TSF_TIMER_ENABLE
| RT2860_REG_TBTT_TIMER_ENABLE
);
2654 if (ic
->ic_opmode
== IEEE80211_M_STA
)
2656 tmp
|= (RT2860_REG_TSF_SYNC_MODE_STA
<< RT2860_REG_TSF_SYNC_MODE_SHIFT
);
2658 else if (ic
->ic_opmode
== IEEE80211_M_IBSS
)
2660 tmp
|= RT2860_REG_BCN_TX_ENABLE
;
2661 tmp
|= (RT2860_REG_TSF_SYNC_MODE_IBSS
<< RT2860_REG_TSF_SYNC_MODE_SHIFT
);
2663 else if (ic
->ic_opmode
== IEEE80211_M_HOSTAP
)
2665 tmp
|= RT2860_REG_BCN_TX_ENABLE
;
2666 tmp
|= (RT2860_REG_TSF_SYNC_MODE_HOSTAP
<< RT2860_REG_TSF_SYNC_MODE_SHIFT
);
2669 rt2860_io_mac_write(sc
, RT2860_REG_BCN_TIME_CFG
, tmp
);
2673 * rt2860_asic_disable_tsf_sync
2675 static void rt2860_asic_disable_tsf_sync(struct rt2860_softc
*sc
)
2679 RT2860_DPRINTF(sc
, RT2860_DEBUG_BEACON
,
2680 "%s: disabling TSF\n",
2681 device_get_nameunit(sc
->dev
));
2683 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_BCN_TIME_CFG
);
2685 tmp
&= ~(RT2860_REG_BCN_TX_ENABLE
|
2686 RT2860_REG_TSF_TIMER_ENABLE
|
2687 RT2860_REG_TBTT_TIMER_ENABLE
);
2689 tmp
&= ~(RT2860_REG_TSF_SYNC_MODE_MASK
<< RT2860_REG_TSF_SYNC_MODE_SHIFT
);
2690 tmp
|= (RT2860_REG_TSF_SYNC_MODE_DISABLE
<< RT2860_REG_TSF_SYNC_MODE_SHIFT
);
2692 rt2860_io_mac_write(sc
, RT2860_REG_BCN_TIME_CFG
, tmp
);
2696 * rt2860_asic_enable_mrr
2698 static void rt2860_asic_enable_mrr(struct rt2860_softc
*sc
)
2700 #define CCK(mcs) (mcs)
2701 #define OFDM(mcs) ((1 << 3) | (mcs))
2702 #define HT(mcs) (mcs)
2704 rt2860_io_mac_write(sc
, RT2860_REG_TX_LG_FBK_CFG0
,
2705 (OFDM(6) << 28) | /* 54 -> 48 */
2706 (OFDM(5) << 24) | /* 48 -> 36 */
2707 (OFDM(4) << 20) | /* 36 -> 24 */
2708 (OFDM(3) << 16) | /* 24 -> 18 */
2709 (OFDM(2) << 12) | /* 18 -> 12 */
2710 (OFDM(1) << 8) | /* 12 -> 9 */
2711 (OFDM(0) << 4) | /* 9 -> 6 */
2712 OFDM(0)); /* 6 -> 6 */
2714 rt2860_io_mac_write(sc
, RT2860_REG_TX_LG_FBK_CFG1
,
2715 (CCK(2) << 12) | /* 11 -> 5.5 */
2716 (CCK(1) << 8) | /* 5.5 -> 2 */
2717 (CCK(0) << 4) | /* 2 -> 1 */
2718 CCK(0)); /* 1 -> 1 */
2720 rt2860_io_mac_write(sc
, RT2860_REG_TX_HT_FBK_CFG0
,
2730 rt2860_io_mac_write(sc
, RT2860_REG_TX_HT_FBK_CFG1
,
2746 * rt2860_asic_set_txpreamble
2748 static void rt2860_asic_set_txpreamble(struct rt2860_softc
*sc
)
2750 struct ieee80211com
*ic
;
2755 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATE
,
2756 "%s: %s short Tx preamble\n",
2757 device_get_nameunit(sc
->dev
),
2758 (ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
) ? "enabling" : "disabling");
2760 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_AUTO_RSP_CFG
);
2762 tmp
&= ~RT2860_REG_CCK_SHORT_ENABLE
;
2764 if (sc
->ic
.ic_flags
& IEEE80211_F_SHPREAMBLE
)
2765 tmp
|= RT2860_REG_CCK_SHORT_ENABLE
;
2767 rt2860_io_mac_write(sc
, RT2860_REG_AUTO_RSP_CFG
, tmp
);
2771 * rt2860_asic_set_basicrates
2773 static void rt2860_asic_set_basicrates(struct rt2860_softc
*sc
)
2775 struct ieee80211com
*ic
;
2779 if (ic
->ic_curmode
== IEEE80211_MODE_11B
)
2780 rt2860_io_mac_write(sc
, RT2860_REG_LEGACY_BASIC_RATE
, 0x3);
2781 else if (ic
->ic_curmode
== IEEE80211_MODE_11A
)
2782 rt2860_io_mac_write(sc
, RT2860_REG_LEGACY_BASIC_RATE
, 0x150);
2784 rt2860_io_mac_write(sc
, RT2860_REG_LEGACY_BASIC_RATE
, 0x15f);
2788 * rt2860_asic_update_rtsthreshold
2790 static void rt2860_asic_update_rtsthreshold(struct rt2860_softc
*sc
)
2792 struct ieee80211com
*ic
;
2798 RT2860_DPRINTF(sc
, RT2860_DEBUG_PROT
,
2799 "%s: updating RTS threshold: %d\n",
2800 device_get_nameunit(sc
->dev
), ic
->ic_rtsthreshold
);
2802 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_RTS_CFG
);
2804 tmp
&= ~(RT2860_REG_TX_RTS_THRESHOLD_MASK
<< RT2860_REG_TX_RTS_THRESHOLD_SHIFT
);
2806 threshold
= (ic
->ic_rtsthreshold
< IEEE80211_RTS_MAX
) ?
2807 ic
->ic_rtsthreshold
: 0x1000;
2809 tmp
|= ((threshold
& RT2860_REG_TX_RTS_THRESHOLD_MASK
) <<
2810 RT2860_REG_TX_RTS_THRESHOLD_SHIFT
);
2812 rt2860_io_mac_write(sc
, RT2860_REG_TX_RTS_CFG
, tmp
);
2816 * rt2860_asic_update_txpower
2818 static void rt2860_asic_update_txpower(struct rt2860_softc
*sc
)
2820 struct ieee80211com
*ic
;
2821 uint32_t *txpow_rate
;
2829 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATE
,
2830 "%s: updating Tx power: %d\n",
2831 device_get_nameunit(sc
->dev
), ic
->ic_txpowlimit
);
2833 if (!IEEE80211_IS_CHAN_HT40(ic
->ic_curchan
))
2835 txpow_rate
= sc
->txpow_rate_20mhz
;
2839 if (IEEE80211_IS_CHAN_2GHZ(ic
->ic_curchan
))
2840 txpow_rate
= sc
->txpow_rate_40mhz_2ghz
;
2842 txpow_rate
= sc
->txpow_rate_40mhz_5ghz
;
2847 val
= rt2860_io_bbp_read(sc
, 1);
2850 if (ic
->ic_txpowlimit
> 90)
2854 else if (ic
->ic_txpowlimit
> 60)
2858 else if (ic
->ic_txpowlimit
> 30)
2862 else if (ic
->ic_txpowlimit
> 15)
2866 else if (ic
->ic_txpowlimit
> 9)
2876 rt2860_io_bbp_write(sc
, 1, val
);
2878 for (i
= 0; i
< RT2860_SOFTC_TXPOW_RATE_COUNT
; i
++)
2880 if (txpow_rate
[i
] == 0xffffffff)
2883 tmp
= rt2860_read_eeprom_txpow_rate_add_delta(txpow_rate
[i
], delta
);
2885 rt2860_io_mac_write(sc
, RT2860_REG_TX_PWR_CFG(i
), tmp
);
2890 * rt2860_asic_update_promisc
2892 static void rt2860_asic_update_promisc(struct rt2860_softc
*sc
)
2897 ifp
= sc
->ic
.ic_ifp
;
2899 printf("%s: %s promiscuous mode\n",
2900 device_get_nameunit(sc
->dev
),
2901 (ifp
->if_flags
& IFF_PROMISC
) ? "entering" : "leaving");
2903 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_RX_FILTER_CFG
);
2905 tmp
&= ~RT2860_REG_RX_FILTER_DROP_UC_NOME
;
2907 if (!(ifp
->if_flags
& IFF_PROMISC
))
2908 tmp
|= RT2860_REG_RX_FILTER_DROP_UC_NOME
;
2910 rt2860_io_mac_write(sc
, RT2860_REG_RX_FILTER_CFG
, tmp
);
2914 * rt2860_asic_updateprot
2916 static void rt2860_asic_updateprot(struct rt2860_softc
*sc
)
2918 struct ieee80211com
*ic
;
2919 uint32_t cck_prot
, ofdm_prot
, mm20_prot
, mm40_prot
, gf20_prot
, gf40_prot
;
2921 enum ieee80211_protmode htprotmode
;
2925 /* CCK frame protection */
2927 cck_prot
= RT2860_REG_RTSTH_ENABLE
| RT2860_REG_PROT_NAV_SHORT
|
2928 RT2860_REG_TXOP_ALLOW_ALL
| RT2860_REG_PROT_CTRL_NONE
;
2930 /* set up protection frame phy mode and rate (MCS code) */
2932 if (ic
->ic_curmode
== IEEE80211_MODE_11A
)
2933 cck_prot
|= (RT2860_REG_PROT_PHYMODE_OFDM
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
2934 (0 << RT2860_REG_PROT_MCS_SHIFT
);
2936 cck_prot
|= ((RT2860_REG_PROT_PHYMODE_CCK
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
2937 (3 << RT2860_REG_PROT_MCS_SHIFT
));
2939 rt2860_io_mac_write(sc
, RT2860_REG_TX_CCK_PROT_CFG
, cck_prot
);
2941 /* OFDM frame protection */
2943 ofdm_prot
= RT2860_REG_RTSTH_ENABLE
| RT2860_REG_PROT_NAV_SHORT
|
2944 RT2860_REG_TXOP_ALLOW_ALL
;
2946 if (ic
->ic_flags
& IEEE80211_F_USEPROT
)
2948 RT2860_DPRINTF(sc
, RT2860_DEBUG_PROT
,
2949 "%s: updating protection mode: b/g protection mode=%s\n",
2950 device_get_nameunit(sc
->dev
),
2951 (ic
->ic_protmode
== IEEE80211_PROT_RTSCTS
) ? "RTS/CTS" :
2952 ((ic
->ic_protmode
== IEEE80211_PROT_CTSONLY
) ? "CTS-to-self" : "none"));
2954 if (ic
->ic_protmode
== IEEE80211_PROT_RTSCTS
)
2955 ofdm_prot
|= RT2860_REG_PROT_CTRL_RTS_CTS
;
2956 else if (ic
->ic_protmode
== IEEE80211_PROT_CTSONLY
)
2957 ofdm_prot
|= RT2860_REG_PROT_CTRL_CTS
;
2959 ofdm_prot
|= RT2860_REG_PROT_CTRL_NONE
;
2963 RT2860_DPRINTF(sc
, RT2860_DEBUG_PROT
,
2964 "%s: updating protection mode: b/g protection mode=%s\n",
2965 device_get_nameunit(sc
->dev
), "none");
2967 ofdm_prot
|= RT2860_REG_PROT_CTRL_NONE
;
2970 rt2860_io_mac_write(sc
, RT2860_REG_TX_OFDM_PROT_CFG
, ofdm_prot
);
2972 /* HT frame protection */
2974 if ((ic
->ic_opmode
== IEEE80211_M_STA
) && (ic
->ic_state
== IEEE80211_S_RUN
))
2975 htopmode
= ic
->ic_bss
->ni_htopmode
;
2977 htopmode
= ic
->ic_curhtprotmode
;
2979 htprotmode
= ic
->ic_htprotmode
;
2981 /* force HT mixed mode and RTS/CTS protection if A-MPDU Tx aggregation is enabled */
2983 if (sc
->tx_ampdu_sessions
> 0)
2985 RT2860_DPRINTF(sc
, RT2860_DEBUG_PROT
,
2986 "%s: updating protection mode: forcing HT mixed mode and RTS/CTS protection\n",
2987 device_get_nameunit(sc
->dev
));
2989 htopmode
= IEEE80211_HTINFO_OPMODE_MIXED
;
2990 htprotmode
= IEEE80211_PROT_RTSCTS
;
2993 RT2860_DPRINTF(sc
, RT2860_DEBUG_PROT
,
2994 "%s: updating protection mode: HT operation mode=0x%02x, protection mode=%s\n",
2995 device_get_nameunit(sc
->dev
),
2996 htopmode
& IEEE80211_HTINFO_OPMODE
,
2997 (htprotmode
== IEEE80211_PROT_RTSCTS
) ? "RTS/CTS" :
2998 ((htprotmode
== IEEE80211_PROT_CTSONLY
) ? "CTS-to-self" : "none"));
3000 switch (htopmode
& IEEE80211_HTINFO_OPMODE
)
3002 /* IEEE80211_HTINFO_OPMODE_HT20PR */
3003 case IEEE80211_HTINFO_OPMODE_HT20PR
:
3004 mm20_prot
= RT2860_REG_PROT_NAV_SHORT
| RT2860_REG_PROT_CTRL_NONE
|
3005 RT2860_REG_TXOP_ALLOW_CCK
| RT2860_REG_TXOP_ALLOW_OFDM
|
3006 RT2860_REG_TXOP_ALLOW_MM20
| RT2860_REG_TXOP_ALLOW_GF20
|
3007 (RT2860_REG_PROT_PHYMODE_OFDM
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
3008 (4 << RT2860_REG_PROT_MCS_SHIFT
);
3010 gf20_prot
= mm20_prot
;
3012 mm40_prot
= RT2860_REG_PROT_NAV_SHORT
| RT2860_REG_TXOP_ALLOW_ALL
|
3013 (RT2860_REG_PROT_PHYMODE_OFDM
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
3014 (0x84 << RT2860_REG_PROT_MCS_SHIFT
);
3016 if (htprotmode
== IEEE80211_PROT_RTSCTS
)
3017 mm40_prot
|= RT2860_REG_PROT_CTRL_RTS_CTS
;
3018 else if (htprotmode
== IEEE80211_PROT_CTSONLY
)
3019 mm40_prot
|= RT2860_REG_PROT_CTRL_CTS
;
3021 mm40_prot
|= RT2860_REG_PROT_CTRL_NONE
;
3023 gf40_prot
= mm40_prot
;
3026 /* IEEE80211_HTINFO_OPMODE_MIXED */
3027 case IEEE80211_HTINFO_OPMODE_MIXED
:
3028 mm20_prot
= RT2860_REG_PROT_NAV_SHORT
|
3029 RT2860_REG_TXOP_ALLOW_CCK
| RT2860_REG_TXOP_ALLOW_OFDM
|
3030 RT2860_REG_TXOP_ALLOW_MM20
| RT2860_REG_TXOP_ALLOW_GF20
;
3032 if (ic
->ic_flags
& IEEE80211_F_USEPROT
)
3033 mm20_prot
|= (RT2860_REG_PROT_PHYMODE_CCK
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
3034 (3 << RT2860_REG_PROT_MCS_SHIFT
);
3036 mm20_prot
|= (RT2860_REG_PROT_PHYMODE_OFDM
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
3037 (4 << RT2860_REG_PROT_MCS_SHIFT
);
3039 if (htprotmode
== IEEE80211_PROT_RTSCTS
)
3040 mm20_prot
|= RT2860_REG_PROT_CTRL_RTS_CTS
;
3041 else if (htprotmode
== IEEE80211_PROT_CTSONLY
)
3042 mm20_prot
|= RT2860_REG_PROT_CTRL_CTS
;
3044 mm20_prot
|= RT2860_REG_PROT_CTRL_NONE
;
3046 gf20_prot
= mm20_prot
;
3048 mm40_prot
= RT2860_REG_PROT_NAV_SHORT
| RT2860_REG_TXOP_ALLOW_ALL
;
3050 if (ic
->ic_flags
& IEEE80211_F_USEPROT
)
3051 mm40_prot
|= (RT2860_REG_PROT_PHYMODE_CCK
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
3052 (3 << RT2860_REG_PROT_MCS_SHIFT
);
3054 mm40_prot
|= (RT2860_REG_PROT_PHYMODE_OFDM
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
3055 (0x84 << RT2860_REG_PROT_MCS_SHIFT
);
3057 if (htprotmode
== IEEE80211_PROT_RTSCTS
)
3058 mm40_prot
|= RT2860_REG_PROT_CTRL_RTS_CTS
;
3059 else if (htprotmode
== IEEE80211_PROT_CTSONLY
)
3060 mm40_prot
|= RT2860_REG_PROT_CTRL_CTS
;
3062 mm40_prot
|= RT2860_REG_PROT_CTRL_NONE
;
3064 gf40_prot
= mm40_prot
;
3068 * IEEE80211_HTINFO_OPMODE_PURE
3069 * IEEE80211_HTINFO_OPMODE_PROTOPT
3071 case IEEE80211_HTINFO_OPMODE_PURE
:
3072 case IEEE80211_HTINFO_OPMODE_PROTOPT
:
3074 mm20_prot
= RT2860_REG_PROT_NAV_SHORT
| RT2860_REG_PROT_CTRL_NONE
|
3075 RT2860_REG_TXOP_ALLOW_CCK
| RT2860_REG_TXOP_ALLOW_OFDM
|
3076 RT2860_REG_TXOP_ALLOW_MM20
| RT2860_REG_TXOP_ALLOW_GF20
|
3077 (RT2860_REG_PROT_PHYMODE_OFDM
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
3078 (4 << RT2860_REG_PROT_MCS_SHIFT
);
3080 gf20_prot
= mm20_prot
;
3082 mm40_prot
= RT2860_REG_PROT_NAV_SHORT
| RT2860_REG_PROT_CTRL_NONE
|
3083 RT2860_REG_TXOP_ALLOW_ALL
|
3084 (RT2860_REG_PROT_PHYMODE_OFDM
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
3085 (0x84 << RT2860_REG_PROT_MCS_SHIFT
);
3087 gf40_prot
= mm40_prot
;
3091 rt2860_io_mac_write(sc
, RT2860_REG_TX_MM20_PROT_CFG
, mm20_prot
);
3092 rt2860_io_mac_write(sc
, RT2860_REG_TX_MM40_PROT_CFG
, mm40_prot
);
3093 rt2860_io_mac_write(sc
, RT2860_REG_TX_GF20_PROT_CFG
, gf20_prot
);
3094 rt2860_io_mac_write(sc
, RT2860_REG_TX_GF40_PROT_CFG
, gf40_prot
);
3098 * rt2860_asic_updateslot
3100 static void rt2860_asic_updateslot(struct rt2860_softc
*sc
)
3102 struct ieee80211com
*ic
;
3107 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATE
,
3108 "%s: %s short slot time\n",
3109 device_get_nameunit(sc
->dev
),
3110 (ic
->ic_flags
& IEEE80211_F_SHSLOT
) ? "enabling" : "disabling");
3112 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_BKOFF_SLOT_CFG
);
3115 tmp
|= (ic
->ic_flags
& IEEE80211_F_SHSLOT
) ? 9 : 20;
3117 rt2860_io_mac_write(sc
, RT2860_REG_BKOFF_SLOT_CFG
, tmp
);
3121 * rt2860_asic_wme_update
3123 static void rt2860_asic_wme_update(struct rt2860_softc
*sc
)
3125 struct ieee80211com
*ic
;
3126 struct ieee80211_wme_state
*wme
;
3127 const struct wmeParams
*wmep
;
3132 wmep
= wme
->wme_chanParams
.cap_wmeParams
;
3134 RT2860_DPRINTF(sc
, RT2860_DEBUG_WME
,
3135 "%s: wme update: WME_AC_VO=%d/%d/%d/%d, WME_AC_VI=%d/%d/%d/%d, "
3136 "WME_AC_BK=%d/%d/%d/%d, WME_AC_BE=%d/%d/%d/%d\n",
3137 device_get_nameunit(sc
->dev
),
3138 wmep
[WME_AC_VO
].wmep_aifsn
,
3139 wmep
[WME_AC_VO
].wmep_logcwmin
, wmep
[WME_AC_VO
].wmep_logcwmax
,
3140 wmep
[WME_AC_VO
].wmep_txopLimit
,
3141 wmep
[WME_AC_VI
].wmep_aifsn
,
3142 wmep
[WME_AC_VI
].wmep_logcwmin
, wmep
[WME_AC_VI
].wmep_logcwmax
,
3143 wmep
[WME_AC_VI
].wmep_txopLimit
,
3144 wmep
[WME_AC_BK
].wmep_aifsn
,
3145 wmep
[WME_AC_BK
].wmep_logcwmin
, wmep
[WME_AC_BK
].wmep_logcwmax
,
3146 wmep
[WME_AC_BK
].wmep_txopLimit
,
3147 wmep
[WME_AC_BE
].wmep_aifsn
,
3148 wmep
[WME_AC_BE
].wmep_logcwmin
, wmep
[WME_AC_BE
].wmep_logcwmax
,
3149 wmep
[WME_AC_BE
].wmep_txopLimit
);
3151 for (i
= 0; i
< WME_NUM_AC
; i
++)
3152 rt2860_io_mac_write(sc
, RT2860_REG_TX_EDCA_AC_CFG(i
),
3153 (wmep
[i
].wmep_logcwmax
<< 16) | (wmep
[i
].wmep_logcwmin
<< 12) |
3154 (wmep
[i
].wmep_aifsn
<< 8) | wmep
[i
].wmep_txopLimit
);
3156 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WMM_AIFSN_CFG
,
3157 (wmep
[WME_AC_VO
].wmep_aifsn
<< 12) | (wmep
[WME_AC_VI
].wmep_aifsn
<< 8) |
3158 (wmep
[WME_AC_BK
].wmep_aifsn
<< 4) | wmep
[WME_AC_BE
].wmep_aifsn
);
3160 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WMM_CWMIN_CFG
,
3161 (wmep
[WME_AC_VO
].wmep_logcwmin
<< 12) | (wmep
[WME_AC_VI
].wmep_logcwmin
<< 8) |
3162 (wmep
[WME_AC_BK
].wmep_logcwmin
<< 4) | wmep
[WME_AC_BE
].wmep_logcwmin
);
3164 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WMM_CWMAX_CFG
,
3165 (wmep
[WME_AC_VO
].wmep_logcwmax
<< 12) | (wmep
[WME_AC_VI
].wmep_logcwmax
<< 8) |
3166 (wmep
[WME_AC_BK
].wmep_logcwmax
<< 4) | wmep
[WME_AC_BE
].wmep_logcwmax
);
3168 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WMM_TXOP0_CFG
,
3169 (wmep
[WME_AC_BK
].wmep_txopLimit
<< 16) | wmep
[WME_AC_BE
].wmep_txopLimit
);
3171 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WMM_TXOP1_CFG
,
3172 (wmep
[WME_AC_VO
].wmep_txopLimit
<< 16) | wmep
[WME_AC_VI
].wmep_txopLimit
);
3176 * rt2860_asic_update_beacon
3178 static int rt2860_asic_update_beacon(struct rt2860_softc
*sc
)
3180 struct ieee80211com
*ic
;
3182 struct rt2860_txwi txwi
;
3188 m
= ieee80211_beacon_alloc(ic
->ic_bss
, &sc
->beacon_offsets
);
3192 rate
= IEEE80211_IS_CHAN_5GHZ(ic
->ic_curchan
) ? 12 : 2;
3193 mcs
= rt2860_rate2mcs(rate
);
3195 memset(&txwi
, 0, sizeof(struct rt2860_txwi
));
3198 txwi
.pid_mpdu_len
= ((htole16(m
->m_pkthdr
.len
) & RT2860_TXWI_MPDU_LEN_MASK
) <<
3199 RT2860_TXWI_MPDU_LEN_SHIFT
);
3200 txwi
.txop
= (RT2860_TXWI_TXOP_HT
<< RT2860_TXWI_TXOP_SHIFT
);
3201 txwi
.mpdu_density_flags
|=
3202 (RT2860_TXWI_FLAGS_TS
<< RT2860_TXWI_FLAGS_SHIFT
);
3203 txwi
.bawin_size_xflags
|=
3204 (RT2860_TXWI_XFLAGS_NSEQ
<< RT2860_TXWI_XFLAGS_SHIFT
);
3208 txwi
.phymode_ifs_stbc_shortgi
=
3209 (RT2860_TXWI_PHYMODE_CCK
<< RT2860_TXWI_PHYMODE_SHIFT
);
3211 if (rate
!= 2 && (ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
))
3212 mcs
|= RT2860_TXWI_MCS_SHOTPRE
;
3216 txwi
.phymode_ifs_stbc_shortgi
=
3217 (RT2860_TXWI_PHYMODE_OFDM
<< RT2860_TXWI_PHYMODE_SHIFT
);
3220 txwi
.bw_mcs
= (RT2860_TXWI_BW_20
<< RT2860_TXWI_BW_SHIFT
) |
3221 ((mcs
& RT2860_TXWI_MCS_MASK
) << RT2860_TXWI_MCS_SHIFT
);
3223 /* disable temporarily TSF sync */
3225 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_BCN_TIME_CFG
);
3227 tmp
&= ~(RT2860_REG_BCN_TX_ENABLE
|
3228 RT2860_REG_TSF_TIMER_ENABLE
|
3229 RT2860_REG_TBTT_TIMER_ENABLE
);
3231 rt2860_io_mac_write(sc
, RT2860_REG_BCN_TIME_CFG
, tmp
);
3233 /* write Tx wireless info and beacon frame to on-chip memory */
3235 rt2860_io_mac_write_multi(sc
, RT2860_REG_BEACON_BASE(0),
3236 &txwi
, sizeof(struct rt2860_txwi
));
3238 rt2860_io_mac_write_multi(sc
, RT2860_REG_BEACON_BASE(0) + sizeof(struct rt2860_txwi
),
3239 mtod(m
, uint8_t *), m
->m_pkthdr
.len
);
3241 /* enable again TSF sync */
3243 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_BCN_TIME_CFG
);
3245 tmp
|= (RT2860_REG_BCN_TX_ENABLE
|
3246 RT2860_REG_TSF_TIMER_ENABLE
|
3247 RT2860_REG_TBTT_TIMER_ENABLE
);
3249 rt2860_io_mac_write(sc
, RT2860_REG_BCN_TIME_CFG
, tmp
);
3257 * rt2860_asic_clear_keytables
3259 static void rt2860_asic_clear_keytables(struct rt2860_softc
*sc
)
3263 /* clear Rx WCID search table (entries = 256, entry size = 8) */
3265 for (i
= 0; i
< 256; i
++)
3267 rt2860_io_mac_write(sc
, RT2860_REG_WCID(i
), 0xffffffff);
3268 rt2860_io_mac_write(sc
, RT2860_REG_WCID(i
) + 4, 0x0000ffff);
3271 /* clear WCID attribute table (entries = 256, entry size = 4) */
3273 rt2860_io_mac_set_region_4(sc
, RT2860_REG_WCID_ATTR(0), 0, 256);
3275 /* clear IV/EIV table (entries = 256, entry size = 8) */
3277 rt2860_io_mac_set_region_4(sc
, RT2860_REG_IVEIV(0), 0, 2 * 256);
3279 /* clear pairwise key table (entries = 256, entry size = 32) */
3281 rt2860_io_mac_set_region_4(sc
, RT2860_REG_PKEY(0), 0, 8 * 256);
3283 /* clear shared key table (entries = 32, entry size = 32) */
3285 rt2860_io_mac_set_region_4(sc
, RT2860_REG_SKEY(0, 0), 0, 8 * 32);
3287 /* clear shared key mode (entries = 32, entry size = 2) */
3289 rt2860_io_mac_set_region_4(sc
, RT2860_REG_SKEY_MODE(0), 0, 16);
3295 static uint8_t rt2860_rxrate(struct rt2860_rxwi
*rxwi
)
3297 uint8_t mcs
, phymode
;
3300 mcs
= (rxwi
->bw_mcs
>> RT2860_RXWI_MCS_SHIFT
) & RT2860_RXWI_MCS_MASK
;
3301 phymode
= (rxwi
->phymode_stbc_shortgi
>> RT2860_RXWI_PHYMODE_SHIFT
) &
3302 RT2860_RXWI_PHYMODE_MASK
;
3308 case RT2860_RXWI_PHYMODE_CCK
:
3309 switch (mcs
& ~RT2860_RXWI_MCS_SHOTPRE
)
3311 case 0: rate
= 2; break; /* 1 Mbps */
3312 case 1: rate
= 4; break; /* 2 MBps */
3313 case 2: rate
= 11; break; /* 5.5 Mbps */
3314 case 3: rate
= 22; break; /* 11 Mbps */
3318 case RT2860_RXWI_PHYMODE_OFDM
:
3321 case 0: rate
= 12; break; /* 6 Mbps */
3322 case 1: rate
= 18; break; /* 9 Mbps */
3323 case 2: rate
= 24; break; /* 12 Mbps */
3324 case 3: rate
= 36; break; /* 18 Mbps */
3325 case 4: rate
= 48; break; /* 24 Mbps */
3326 case 5: rate
= 72; break; /* 36 Mbps */
3327 case 6: rate
= 96; break; /* 48 Mbps */
3328 case 7: rate
= 108; break; /* 54 Mbps */
3332 case RT2860_RXWI_PHYMODE_HT_MIXED
:
3333 case RT2860_RXWI_PHYMODE_HT_GF
:
3341 * rt2860_maxrssi_rxpath
3343 static uint8_t rt2860_maxrssi_rxpath(struct rt2860_softc
*sc
,
3344 const struct rt2860_rxwi
*rxwi
)
3350 if (sc
->nrxpath
> 1)
3351 if (rxwi
->rssi
[1] > rxwi
->rssi
[rxpath
])
3354 if (sc
->nrxpath
> 2)
3355 if (rxwi
->rssi
[2] > rxwi
->rssi
[rxpath
])
3364 static int8_t rt2860_rssi2dbm(struct rt2860_softc
*sc
,
3365 uint8_t rssi
, uint8_t rxpath
)
3367 struct ieee80211com
*ic
;
3368 struct ieee80211_channel
*c
;
3370 int8_t rssi_off
, lna_gain
;
3377 chan
= ieee80211_chan2ieee(ic
, c
);
3379 if (IEEE80211_IS_CHAN_5GHZ(c
))
3381 rssi_off
= sc
->rssi_off_5ghz
[rxpath
];
3384 lna_gain
= sc
->lna_gain
[1];
3385 else if (chan
<= 128)
3386 lna_gain
= sc
->lna_gain
[2];
3388 lna_gain
= sc
->lna_gain
[3];
3392 rssi_off
= sc
->rssi_off_2ghz
[rxpath
];
3393 lna_gain
= sc
->lna_gain
[0];
3396 return (-12 - rssi_off
- lna_gain
- rssi
);
3402 static uint8_t rt2860_rate2mcs(uint8_t rate
)
3429 static int rt2860_ackrate(struct ieee80211com
*ic
, int rate
)
3441 return (ic
->ic_curmode
== IEEE80211_MODE_11B
) ? 4 : rate
;
3460 /* default to 1Mbps */
3467 static uint16_t rt2860_txtime(int len
, int rate
, uint32_t flags
)
3471 if (RT2860_RATE_IS_OFDM(rate
))
3473 txtime
= (8 + 4 * len
+ 3 + rate
- 1) / rate
;
3474 txtime
= 16 + 4 + 4 * txtime
+ 6;
3478 txtime
= (16 * len
+ rate
- 1) / rate
;
3480 if (rate
!= 2 && (flags
& IEEE80211_F_SHPREAMBLE
))
3492 static int rt2860_tx_frame(struct rt2860_softc
*sc
,
3493 struct mbuf
*m
, struct ieee80211_node
*ni
, int qid
)
3495 struct ieee80211com
*ic
;
3496 struct rt2860_softc_tx_ring
*ring
;
3497 struct rt2860_softc_tx_data
*data
;
3498 struct rt2860_txdesc
*desc
;
3499 struct rt2860_txwi
*txwi
;
3500 struct ieee80211_frame
*wh
;
3501 struct ieee80211_tx_ampdu
*tx_ampdu
;
3502 struct rt2860_softc_tx_radiotap_header
*tap
;
3503 bus_dma_segment_t dma_seg
[RT2860_SOFTC_MAX_SCATTER
];
3504 u_int hdrsize
, hdrspace
;
3505 uint8_t type
, rate
, bw
, stbc
, shortgi
, mcs
, pid
, wcid
, mpdu_density
, bawin_size
, qsel
;
3506 uint16_t qos
, len
, dmalen
, mpdu_len
, dur
;
3507 int error
, hasqos
, ac
, ampdu
, ackrate
, ndmasegs
, ndescs
, i
, j
;
3509 KASSERT(qid
>= 0 && qid
< RT2860_SOFTC_TX_RING_COUNT
,
3510 ("%s: Tx frame: invalid qid=%d\n",
3511 device_get_nameunit(sc
->dev
), qid
));
3515 ring
= &sc
->tx_ring
[qid
];
3516 desc
= &ring
->desc
[ring
->desc_cur
];
3517 data
= &ring
->data
[ring
->data_cur
];
3518 txwi
= (struct rt2860_txwi
*) (ring
->seg0
+ ring
->data_cur
* RT2860_TX_DATA_SEG0_SIZE
);
3520 wh
= mtod(m
, struct ieee80211_frame
*);
3522 type
= wh
->i_fc
[0] & IEEE80211_FC0_TYPE_MASK
;
3524 hasqos
= IEEE80211_QOS_HAS_SEQ(wh
);
3527 if (IEEE80211_HAS_ADDR4(wh
))
3528 qos
= le16toh(*(const uint16_t *)
3529 (((struct ieee80211_qosframe_addr4
*) wh
)->i_qos
));
3531 qos
= le16toh(*(const uint16_t *)
3532 (((struct ieee80211_qosframe
*) wh
)->i_qos
));
3539 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
3541 if (IEEE80211_IS_MULTICAST(wh
->i_addr1
) || type
!= IEEE80211_FC0_TYPE_DATA
)
3543 else if (ic
->ic_fixed_rate
!= IEEE80211_FIXED_RATE_NONE
)
3544 rate
= ic
->ic_fixed_rate
;
3546 rate
= ni
->ni_htrates
.rs_rates
[ni
->ni_txrate
];
3550 if (IEEE80211_IS_MULTICAST(wh
->i_addr1
) || type
!= IEEE80211_FC0_TYPE_DATA
)
3551 rate
= IEEE80211_IS_CHAN_5GHZ(ic
->ic_curchan
) ? 12 : 2;
3552 else if (ic
->ic_fixed_rate
!= IEEE80211_FIXED_RATE_NONE
)
3553 rate
= ic
->ic_fixed_rate
;
3555 rate
= ni
->ni_rates
.rs_rates
[ni
->ni_txrate
];
3558 rate
&= IEEE80211_RATE_VAL
;
3560 /* fill Tx wireless info */
3562 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
3565 mcs
= rt2860_rate2mcs(rate
);
3569 /* management frames do not need encryption */
3571 wcid
= (type
== IEEE80211_FC0_TYPE_DATA
) ?
3572 RT2860_AID2WCID(ni
->ni_associd
) : 0xff;
3574 /* calculate MPDU length without padding */
3576 hdrsize
= ieee80211_hdrsize(wh
);
3577 hdrspace
= ieee80211_hdrspace(ic
, wh
);
3578 mpdu_len
= m
->m_pkthdr
.len
- hdrspace
+ hdrsize
;
3580 memset(txwi
, 0, sizeof(struct rt2860_txwi
));
3584 txwi
->pid_mpdu_len
= ((htole16(pid
) & RT2860_TXWI_PID_MASK
) <<
3585 RT2860_TXWI_PID_SHIFT
) | ((htole16(mpdu_len
) & RT2860_TXWI_MPDU_LEN_MASK
) <<
3586 RT2860_TXWI_MPDU_LEN_SHIFT
);
3588 stbc
= (ni
->ni_htcap
& IEEE80211_HTCAP_RXSTBC
) ? 1 : 0;
3590 shortgi
= (ic
->ic_flags_ext
& (IEEE80211_FEXT_SHORTGI20
| IEEE80211_FEXT_SHORTGI40
)) &&
3591 (ni
->ni_flags
& IEEE80211_NODE_HT
);
3593 txwi
->phymode_ifs_stbc_shortgi
|=
3594 ((stbc
& RT2860_TXWI_STBC_MASK
) << RT2860_TXWI_STBC_SHIFT
) |
3595 ((shortgi
& RT2860_TXWI_SHORTGI_MASK
) << RT2860_TXWI_SHORTGI_SHIFT
);
3597 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
3599 txwi
->phymode_ifs_stbc_shortgi
|=
3600 (RT2860_TXWI_PHYMODE_HT_MIXED
<< RT2860_TXWI_PHYMODE_SHIFT
);
3604 if (!RT2860_RATE_IS_OFDM(rate
))
3606 txwi
->phymode_ifs_stbc_shortgi
|=
3607 (RT2860_TXWI_PHYMODE_CCK
<< RT2860_TXWI_PHYMODE_SHIFT
);
3609 if (rate
!= 2 && (ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
))
3610 mcs
|= RT2860_TXWI_MCS_SHOTPRE
;
3614 txwi
->phymode_ifs_stbc_shortgi
|=
3615 (RT2860_TXWI_PHYMODE_OFDM
<< RT2860_TXWI_PHYMODE_SHIFT
);
3619 if ((ni
->ni_flags
& IEEE80211_NODE_HT
) &&
3620 (ni
->ni_htcap
& IEEE80211_HTCAP_CHWIDTH40
))
3621 bw
= RT2860_TXWI_BW_40
;
3623 bw
= RT2860_TXWI_BW_20
;
3625 txwi
->bw_mcs
= ((bw
& RT2860_TXWI_BW_MASK
) << RT2860_TXWI_BW_SHIFT
) |
3626 ((mcs
& RT2860_TXWI_MCS_MASK
) << RT2860_TXWI_MCS_SHIFT
);
3628 if (type
!= IEEE80211_FC0_TYPE_DATA
)
3629 txwi
->txop
= (RT2860_TXWI_TXOP_BACKOFF
<< RT2860_TXWI_TXOP_SHIFT
);
3631 txwi
->txop
= (RT2860_TXWI_TXOP_HT
<< RT2860_TXWI_TXOP_SHIFT
);
3633 /* skip ACKs for multicast frames and probe responses */
3635 if (!IEEE80211_IS_MULTICAST(wh
->i_addr1
) &&
3636 ((wh
->i_fc
[0] & (IEEE80211_FC0_TYPE_MASK
| IEEE80211_FC0_SUBTYPE_MASK
)) !=
3637 (IEEE80211_FC0_TYPE_MGT
| IEEE80211_FC0_SUBTYPE_PROBE_RESP
)) &&
3638 (!hasqos
|| (qos
& IEEE80211_QOS_ACKPOLICY
) != IEEE80211_QOS_ACKPOLICY_NOACK
))
3640 txwi
->bawin_size_xflags
|=
3641 (RT2860_TXWI_XFLAGS_ACK
<< RT2860_TXWI_XFLAGS_SHIFT
);
3643 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
3645 /* preamble + plcp + signal extension */
3651 ackrate
= rt2860_ackrate(ic
, rate
);
3653 dur
= rt2860_txtime(RT2860_ACK_SIZE
, ackrate
, ic
->ic_flags
) +
3657 *(uint16_t *) wh
->i_dur
= htole16(dur
);
3660 /* check fo A-MPDU */
3662 if ((qos
& IEEE80211_QOS_ACKPOLICY
) == IEEE80211_QOS_ACKPOLICY_BA
)
3664 ac
= M_WME_GETAC(m
);
3665 tx_ampdu
= &ni
->ni_tx_ampdu
[ac
];
3667 mpdu_density
= RT2860_MS(ni
->ni_htparam
, IEEE80211_HTCAP_MPDUDENSITY
);
3668 bawin_size
= 13; //tx_ampdu->txa_wnd;
3670 txwi
->mpdu_density_flags
|=
3671 ((mpdu_density
& RT2860_TXWI_MPDU_DENSITY_MASK
) << RT2860_TXWI_MPDU_DENSITY_SHIFT
) |
3672 (RT2860_TXWI_FLAGS_AMPDU
<< RT2860_TXWI_FLAGS_SHIFT
);
3674 txwi
->bawin_size_xflags
|=
3675 ((bawin_size
& RT2860_TXWI_BAWIN_SIZE_MASK
) << RT2860_TXWI_BAWIN_SIZE_SHIFT
);
3677 if (IEEE80211_HAS_ADDR4(wh
))
3678 ((struct ieee80211_qosframe_addr4
*) wh
)->i_qos
[0] &= ~IEEE80211_QOS_ACKPOLICY
;
3680 ((struct ieee80211_qosframe
*) wh
)->i_qos
[0] &= ~IEEE80211_QOS_ACKPOLICY
;
3689 /* ask MAC to insert timestamp into probe responses */
3691 if ((wh
->i_fc
[0] & (IEEE80211_FC0_TYPE_MASK
| IEEE80211_FC0_SUBTYPE_MASK
)) ==
3692 (IEEE80211_FC0_TYPE_MGT
| IEEE80211_FC0_SUBTYPE_PROBE_RESP
))
3693 txwi
->mpdu_density_flags
|=
3694 (RT2860_TXWI_FLAGS_TS
<< RT2860_TXWI_FLAGS_SHIFT
);
3696 if (bpf_peers_present(sc
->drvbpf
))
3700 tap
->flags
= IEEE80211_RADIOTAP_F_DATAPAD
;
3701 tap
->chan_flags
= htole32(ic
->ic_curchan
->ic_flags
);
3702 tap
->chan_freq
= htole16(ic
->ic_curchan
->ic_freq
);
3703 tap
->chan_ieee
= ic
->ic_curchan
->ic_ieee
;
3704 tap
->chan_maxpow
= 0;
3706 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
3707 tap
->rate
= mcs
| IEEE80211_RATE_MCS
;
3711 if (mcs
& RT2860_TXWI_MCS_SHOTPRE
)
3712 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTPRE
;
3715 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTGI
;
3717 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
3718 tap
->flags
|= IEEE80211_RADIOTAP_F_WEP
;
3720 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
3722 wh
->i_fc
[1] &= ~IEEE80211_FC1_WEP
;
3724 bpf_mtap2(sc
->drvbpf
, tap
, sc
->txtap_len
, m
);
3726 wh
->i_fc
[1] |= IEEE80211_FC1_WEP
;
3730 bpf_mtap2(sc
->drvbpf
, tap
, sc
->txtap_len
, m
);
3734 /* copy and trim 802.11 header */
3736 m_copydata(m
, 0, hdrsize
, (caddr_t
) (txwi
+ 1));
3739 error
= bus_dmamap_load_mbuf_sg(ring
->data_dma_tag
, data
->dma_map
, m
,
3740 dma_seg
, &ndmasegs
, 0);
3743 /* too many fragments, linearize */
3745 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
3746 "%s: could not load mbuf DMA map, trying to linearize mbuf\n",
3747 device_get_nameunit(sc
->dev
));
3749 m
= m_defrag(m
, M_DONTWAIT
);
3753 sc
->tx_defrag_packets
++;
3755 error
= bus_dmamap_load_mbuf_sg(ring
->data_dma_tag
, data
->dma_map
, m
,
3756 dma_seg
, &ndmasegs
, 0);
3759 printf("%s: could not load mbuf DMA map: error=%d\n",
3760 device_get_nameunit(sc
->dev
), error
);
3766 /* determine how many Tx descs are required */
3768 ndescs
= 1 + ndmasegs
/ 2;
3769 if ((ring
->desc_queued
+ ndescs
) > (RT2860_SOFTC_TX_RING_DESC_COUNT
- 2))
3771 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
3772 "%s: there are not enough Tx descs\n",
3773 device_get_nameunit(sc
->dev
));
3775 sc
->no_tx_desc_avail
++;
3777 bus_dmamap_unload(ring
->data_dma_tag
, data
->dma_map
);
3785 /* set up Tx descs */
3787 /* first segment is Tx wireless info and 802.11 header */
3789 len
= sizeof(struct rt2860_txwi
) + hdrsize
;
3791 /* align end on a 4-bytes boundary */
3793 dmalen
= (len
+ 3) & ~ 3;
3795 memset((caddr_t
) txwi
+ len
, 0, dmalen
- len
);
3797 qsel
= RT2860_TXDESC_QSEL_EDCA
;
3799 desc
->sdp0
= htole32(ring
->seg0_phys_addr
+ ring
->data_cur
* RT2860_TX_DATA_SEG0_SIZE
);
3800 desc
->sdl0
= htole16(dmalen
);
3801 desc
->qsel_flags
= (qsel
<< RT2860_TXDESC_QSEL_SHIFT
);
3803 /* set up payload segments */
3805 for (i
= ndmasegs
, j
= 0; i
>= 2; i
-= 2)
3807 desc
->sdp1
= htole32(dma_seg
[j
].ds_addr
);
3808 desc
->sdl1
= htole16(dma_seg
[j
].ds_len
);
3810 ring
->desc_queued
++;
3811 ring
->desc_cur
= (ring
->desc_cur
+ 1) % RT2860_SOFTC_TX_RING_DESC_COUNT
;
3815 desc
= &ring
->desc
[ring
->desc_cur
];
3817 desc
->sdp0
= htole32(dma_seg
[j
].ds_addr
);
3818 desc
->sdl0
= htole16(dma_seg
[j
].ds_len
);
3819 desc
->qsel_flags
= (qsel
<< RT2860_TXDESC_QSEL_SHIFT
);
3824 /* finalize last payload segment */
3826 if (i
> 0 && dma_seg
[j
].ds_len
> 0)
3828 desc
->sdp1
= htole32(dma_seg
[j
].ds_addr
);
3829 desc
->sdl1
= htole16(dma_seg
[j
].ds_len
| RT2860_TXDESC_SDL1_LASTSEG
);
3833 desc
->sdl0
|= htole16(RT2860_TXDESC_SDL0_LASTSEG
);
3837 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
3838 "%s: sending frame: qid=%d, hdrsize=%d, hdrspace=%d, len=%d, "
3839 "bw=%d, stbc=%d, shortgi=%d, mcs=%d, wcid=0x%02x, ampdu=%d, DMA len=%d, ndmasegs=%d, DMA ds_len=%d/%d/%d/%d/%d\n",
3840 device_get_nameunit(sc
->dev
),
3841 qid
, hdrsize
, hdrspace
, m
->m_pkthdr
.len
+ hdrsize
,
3842 bw
, stbc
, shortgi
, mcs
, wcid
, ampdu
, dmalen
, ndmasegs
,
3843 dma_seg
[0].ds_len
, dma_seg
[1].ds_len
, dma_seg
[2].ds_len
, dma_seg
[3].ds_len
, dma_seg
[4].ds_len
);
3845 bus_dmamap_sync(ring
->seg0_dma_tag
, ring
->seg0_dma_map
,
3846 BUS_DMASYNC_PREWRITE
);
3847 bus_dmamap_sync(ring
->data_dma_tag
, data
->dma_map
,
3848 BUS_DMASYNC_PREWRITE
);
3849 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
3850 BUS_DMASYNC_PREWRITE
);
3852 ring
->desc_queued
++;
3853 ring
->desc_cur
= (ring
->desc_cur
+ 1) % RT2860_SOFTC_TX_RING_DESC_COUNT
;
3855 ring
->data_queued
++;
3856 ring
->data_cur
= (ring
->data_cur
+ 1) % RT2860_SOFTC_TX_RING_DATA_COUNT
;
3860 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_CTX_IDX(qid
), ring
->desc_cur
);
3868 static int rt2860_tx_raw(struct rt2860_softc
*sc
,
3869 struct mbuf
*m
, struct ieee80211_node
*ni
,
3870 const struct ieee80211_bpf_params
*params
)
3872 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
3874 device_get_nameunit(sc
->dev
));
3882 static void rt2860_intr(void *arg
)
3884 struct rt2860_softc
*sc
;
3891 /* acknowledge interrupts */
3893 status
= rt2860_io_mac_read(sc
, RT2860_REG_SCHDMA_INT_STATUS
);
3894 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_INT_STATUS
, status
);
3896 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
3897 "%s: interrupt: status = 0x%08x\n",
3898 device_get_nameunit(sc
->dev
), status
);
3900 if (status
== 0xffffffff || /* device likely went away */
3901 status
== 0) /* not for us */
3906 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
3909 if (status
& RT2860_REG_INT_TX_COHERENT
)
3910 rt2860_tx_coherent_intr(sc
);
3912 if (status
& RT2860_REG_INT_RX_COHERENT
)
3913 rt2860_rx_coherent_intr(sc
);
3915 if (status
& RT2860_REG_INT_TXRX_COHERENT
)
3916 rt2860_txrx_coherent_intr(sc
);
3918 if (status
& RT2860_REG_INT_FIFO_STA_FULL
)
3919 rt2860_fifo_sta_full_intr(sc
);
3921 if (status
& RT2860_REG_INT_TX_MGMT_DONE
)
3922 rt2860_tx_intr(sc
, 5);
3924 if (status
& RT2860_REG_INT_RX_DONE
)
3927 if (status
& RT2860_REG_INT_RX_DELAY_DONE
)
3928 rt2860_rx_delay_intr(sc
);
3930 if (status
& RT2860_REG_INT_TX_HCCA_DONE
)
3931 rt2860_tx_intr(sc
, 4);
3933 if (status
& RT2860_REG_INT_TX_AC3_DONE
)
3934 rt2860_tx_intr(sc
, 3);
3936 if (status
& RT2860_REG_INT_TX_AC2_DONE
)
3937 rt2860_tx_intr(sc
, 2);
3939 if (status
& RT2860_REG_INT_TX_AC1_DONE
)
3940 rt2860_tx_intr(sc
, 1);
3942 if (status
& RT2860_REG_INT_TX_AC0_DONE
)
3943 rt2860_tx_intr(sc
, 0);
3945 if (status
& RT2860_REG_INT_TX_DELAY_DONE
)
3946 rt2860_tx_delay_intr(sc
);
3948 if (status
& RT2860_REG_INT_PRE_TBTT
)
3949 rt2860_pre_tbtt_intr(sc
);
3951 if (status
& RT2860_REG_INT_TBTT
)
3952 rt2860_tbtt_intr(sc
);
3954 if (status
& RT2860_REG_INT_MCU_CMD
)
3955 rt2860_mcu_cmd_intr(sc
);
3957 if (status
& RT2860_REG_INT_AUTO_WAKEUP
)
3958 rt2860_auto_wakeup_intr(sc
);
3960 if (status
& RT2860_REG_INT_GP_TIMER
)
3961 rt2860_gp_timer_intr(sc
);
3965 * rt2860_tx_coherent_intr
3967 static void rt2860_tx_coherent_intr(struct rt2860_softc
*sc
)
3972 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
3973 "%s: Tx coherent interrupt\n",
3974 device_get_nameunit(sc
->dev
));
3976 sc
->tx_coherent_interrupts
++;
3978 /* restart DMA engine */
3980 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
);
3982 tmp
&= ~(RT2860_REG_TX_WB_DDONE
|
3983 RT2860_REG_RX_DMA_ENABLE
|
3984 RT2860_REG_TX_DMA_ENABLE
);
3986 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
, tmp
);
3988 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
3990 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
3991 rt2860_reset_tx_ring(sc
, &sc
->tx_ring
[i
]);
3993 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
3995 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_BASE_PTR(i
),
3996 sc
->tx_ring
[i
].desc_phys_addr
);
3997 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_MAX_CNT(i
),
3998 RT2860_SOFTC_TX_RING_DESC_COUNT
);
3999 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_CTX_IDX(i
), 0);
4004 rt2860_reset_rx_ring(sc
, &sc
->rx_ring
);
4006 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_BASE_PTR
,
4007 sc
->rx_ring
.desc_phys_addr
);
4008 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_MAX_CNT
,
4009 RT2860_SOFTC_RX_RING_DATA_COUNT
);
4010 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_CALC_IDX
,
4011 RT2860_SOFTC_RX_RING_DATA_COUNT
- 1);
4013 rt2860_txrx_enable(sc
);
4017 * rt2860_rx_coherent_intr
4019 static void rt2860_rx_coherent_intr(struct rt2860_softc
*sc
)
4024 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4025 "%s: Rx coherent interrupt\n",
4026 device_get_nameunit(sc
->dev
));
4028 sc
->rx_coherent_interrupts
++;
4030 /* restart DMA engine */
4032 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
);
4034 tmp
&= ~(RT2860_REG_TX_WB_DDONE
|
4035 RT2860_REG_RX_DMA_ENABLE
|
4036 RT2860_REG_TX_DMA_ENABLE
);
4038 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
, tmp
);
4040 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
4042 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
4043 rt2860_reset_tx_ring(sc
, &sc
->tx_ring
[i
]);
4045 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
4047 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_BASE_PTR(i
),
4048 sc
->tx_ring
[i
].desc_phys_addr
);
4049 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_MAX_CNT(i
),
4050 RT2860_SOFTC_TX_RING_DESC_COUNT
);
4051 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_CTX_IDX(i
), 0);
4056 rt2860_reset_rx_ring(sc
, &sc
->rx_ring
);
4058 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_BASE_PTR
,
4059 sc
->rx_ring
.desc_phys_addr
);
4060 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_MAX_CNT
,
4061 RT2860_SOFTC_RX_RING_DATA_COUNT
);
4062 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_CALC_IDX
,
4063 RT2860_SOFTC_RX_RING_DATA_COUNT
- 1);
4065 rt2860_txrx_enable(sc
);
4069 * rt2860_txrx_coherent_intr
4071 static void rt2860_txrx_coherent_intr(struct rt2860_softc
*sc
)
4076 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4077 "%s: Tx/Rx coherent interrupt\n",
4078 device_get_nameunit(sc
->dev
));
4080 sc
->txrx_coherent_interrupts
++;
4082 /* restart DMA engine */
4084 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
);
4086 tmp
&= ~(RT2860_REG_TX_WB_DDONE
|
4087 RT2860_REG_RX_DMA_ENABLE
|
4088 RT2860_REG_TX_DMA_ENABLE
);
4090 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
, tmp
);
4092 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
4094 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
4095 rt2860_reset_tx_ring(sc
, &sc
->tx_ring
[i
]);
4097 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
4099 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_BASE_PTR(i
),
4100 sc
->tx_ring
[i
].desc_phys_addr
);
4101 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_MAX_CNT(i
),
4102 RT2860_SOFTC_TX_RING_DESC_COUNT
);
4103 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_CTX_IDX(i
), 0);
4108 rt2860_reset_rx_ring(sc
, &sc
->rx_ring
);
4110 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_BASE_PTR
,
4111 sc
->rx_ring
.desc_phys_addr
);
4112 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_MAX_CNT
,
4113 RT2860_SOFTC_RX_RING_DATA_COUNT
);
4114 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_CALC_IDX
,
4115 RT2860_SOFTC_RX_RING_DATA_COUNT
- 1);
4117 rt2860_txrx_enable(sc
);
4121 * rt2860_fifo_sta_full_intr
4123 static void rt2860_fifo_sta_full_intr(struct rt2860_softc
*sc
)
4125 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4126 "%s: FIFO statistic full interrupt\n",
4127 device_get_nameunit(sc
->dev
));
4129 sc
->fifo_sta_full_interrupts
++;
4131 RT2860_SOFTC_LOCK(sc
);
4133 if (!(sc
->intr_disable_mask
& RT2860_REG_INT_FIFO_STA_FULL
))
4135 rt2860_intr_disable(sc
, RT2860_REG_INT_FIFO_STA_FULL
);
4137 taskqueue_enqueue(sc
->taskqueue
, &sc
->fifo_sta_full_task
);
4140 sc
->intr_pending_mask
|= RT2860_REG_INT_FIFO_STA_FULL
;
4142 RT2860_SOFTC_UNLOCK(sc
);
4148 static void rt2860_rx_intr(struct rt2860_softc
*sc
)
4150 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4151 "%s: Rx interrupt\n",
4152 device_get_nameunit(sc
->dev
));
4154 sc
->rx_interrupts
++;
4156 RT2860_SOFTC_LOCK(sc
);
4158 if (!(sc
->intr_disable_mask
& RT2860_REG_INT_RX_DONE
))
4160 rt2860_intr_disable(sc
, RT2860_REG_INT_RX_DONE
);
4162 taskqueue_enqueue(sc
->taskqueue
, &sc
->rx_done_task
);
4165 sc
->intr_pending_mask
|= RT2860_REG_INT_RX_DONE
;
4167 RT2860_SOFTC_UNLOCK(sc
);
4171 * rt2860_rx_delay_intr
4173 static void rt2860_rx_delay_intr(struct rt2860_softc
*sc
)
4175 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4176 "%s: Rx delay interrupt\n",
4177 device_get_nameunit(sc
->dev
));
4179 sc
->rx_delay_interrupts
++;
4185 static void rt2860_tx_intr(struct rt2860_softc
*sc
, int qid
)
4187 KASSERT(qid
>= 0 && qid
< RT2860_SOFTC_TX_RING_COUNT
,
4188 ("%s: Tx interrupt: invalid qid=%d\n",
4189 device_get_nameunit(sc
->dev
), qid
));
4191 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4192 "%s: Tx interrupt: qid=%d\n",
4193 device_get_nameunit(sc
->dev
), qid
);
4195 sc
->tx_interrupts
[qid
]++;
4197 RT2860_SOFTC_LOCK(sc
);
4199 if (!(sc
->intr_disable_mask
& (RT2860_REG_INT_TX_AC0_DONE
<< qid
)))
4201 rt2860_intr_disable(sc
, (RT2860_REG_INT_TX_AC0_DONE
<< qid
));
4203 taskqueue_enqueue(sc
->taskqueue
, &sc
->tx_done_task
);
4206 sc
->intr_pending_mask
|= (RT2860_REG_INT_TX_AC0_DONE
<< qid
);
4208 RT2860_SOFTC_UNLOCK(sc
);
4212 * rt2860_tx_delay_intr
4214 static void rt2860_tx_delay_intr(struct rt2860_softc
*sc
)
4216 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4217 "%s: Tx delay interrupt\n",
4218 device_get_nameunit(sc
->dev
));
4220 sc
->tx_delay_interrupts
++;
4224 * rt2860_pre_tbtt_intr
4226 static void rt2860_pre_tbtt_intr(struct rt2860_softc
*sc
)
4228 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4229 "%s: Pre-TBTT interrupt\n",
4230 device_get_nameunit(sc
->dev
));
4232 sc
->pre_tbtt_interrupts
++;
4238 static void rt2860_tbtt_intr(struct rt2860_softc
*sc
)
4240 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4241 "%s: TBTT interrupt\n",
4242 device_get_nameunit(sc
->dev
));
4244 sc
->tbtt_interrupts
++;
4248 * rt2860_mcu_cmd_intr
4250 static void rt2860_mcu_cmd_intr(struct rt2860_softc
*sc
)
4252 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4253 "%s: MCU command interrupt\n",
4254 device_get_nameunit(sc
->dev
));
4256 sc
->mcu_cmd_interrupts
++;
4260 * rt2860_auto_wakeup_intr
4262 static void rt2860_auto_wakeup_intr(struct rt2860_softc
*sc
)
4264 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4265 "%s: auto wakeup interrupt\n",
4266 device_get_nameunit(sc
->dev
));
4268 sc
->auto_wakeup_interrupts
++;
4272 * rt2860_gp_timer_intr
4274 static void rt2860_gp_timer_intr(struct rt2860_softc
*sc
)
4276 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4277 "%s: GP timer interrupt\n",
4278 device_get_nameunit(sc
->dev
));
4280 sc
->gp_timer_interrupts
++;
4284 * rt2860_rx_done_task
4286 static void rt2860_rx_done_task(void *context
, int pending
)
4288 struct rt2860_softc
*sc
;
4295 RT2860_DPRINTF(sc
, RT2860_DEBUG_RX
,
4296 "%s: Rx done task\n",
4297 device_get_nameunit(sc
->dev
));
4299 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
4302 sc
->intr_pending_mask
&= ~RT2860_REG_INT_RX_DONE
;
4304 again
= rt2860_rx_eof(sc
, sc
->rx_process_limit
);
4306 RT2860_SOFTC_LOCK(sc
);
4308 if ((sc
->intr_pending_mask
& RT2860_REG_INT_RX_DONE
) || again
)
4310 RT2860_DPRINTF(sc
, RT2860_DEBUG_RX
,
4311 "%s: Rx done task: scheduling again\n",
4312 device_get_nameunit(sc
->dev
));
4314 taskqueue_enqueue(sc
->taskqueue
, &sc
->rx_done_task
);
4318 rt2860_intr_enable(sc
, RT2860_REG_INT_RX_DONE
);
4321 RT2860_SOFTC_UNLOCK(sc
);
4325 * rt2860_tx_done_task
4327 static void rt2860_tx_done_task(void *context
, int pending
)
4329 struct rt2860_softc
*sc
;
4337 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
4338 "%s: Tx done task\n",
4339 device_get_nameunit(sc
->dev
));
4341 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
4344 for (i
= RT2860_SOFTC_TX_RING_COUNT
- 1; i
>= 0; i
--)
4346 if (sc
->intr_pending_mask
& (RT2860_REG_INT_TX_AC0_DONE
<< i
))
4348 sc
->intr_pending_mask
&= ~(RT2860_REG_INT_TX_AC0_DONE
<< i
);
4350 rt2860_tx_eof(sc
, &sc
->tx_ring
[i
]);
4356 ifp
->if_drv_flags
&= ~IFF_DRV_OACTIVE
;
4358 intr_mask
= (RT2860_REG_INT_TX_MGMT_DONE
|
4359 RT2860_REG_INT_TX_HCCA_DONE
|
4360 RT2860_REG_INT_TX_AC3_DONE
|
4361 RT2860_REG_INT_TX_AC2_DONE
|
4362 RT2860_REG_INT_TX_AC1_DONE
|
4363 RT2860_REG_INT_TX_AC0_DONE
);
4365 RT2860_SOFTC_LOCK(sc
);
4367 rt2860_intr_enable(sc
, ~sc
->intr_pending_mask
&
4368 (sc
->intr_disable_mask
& intr_mask
));
4370 if (sc
->intr_pending_mask
& intr_mask
)
4372 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
4373 "%s: Tx done task: scheduling again\n",
4374 device_get_nameunit(sc
->dev
));
4376 taskqueue_enqueue(sc
->taskqueue
, &sc
->tx_done_task
);
4379 RT2860_SOFTC_UNLOCK(sc
);
4383 * rt2860_fifo_sta_full_task
4385 static void rt2860_fifo_sta_full_task(void *context
, int pending
)
4387 struct rt2860_softc
*sc
;
4393 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATS
,
4394 "%s: FIFO statistic full task\n",
4395 device_get_nameunit(sc
->dev
));
4397 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
4400 sc
->intr_pending_mask
&= ~RT2860_REG_INT_FIFO_STA_FULL
;
4402 rt2860_drain_fifo_stats(sc
);
4404 RT2860_SOFTC_LOCK(sc
);
4406 if (sc
->intr_pending_mask
& RT2860_REG_INT_FIFO_STA_FULL
)
4408 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATS
,
4409 "%s: FIFO statistic full task: scheduling again\n",
4410 device_get_nameunit(sc
->dev
));
4412 taskqueue_enqueue(sc
->taskqueue
, &sc
->fifo_sta_full_task
);
4416 rt2860_intr_enable(sc
, RT2860_REG_INT_FIFO_STA_FULL
);
4419 RT2860_SOFTC_UNLOCK(sc
);
4423 * rt2860_periodic_task
4425 static void rt2860_periodic_task(void *context
, int pending
)
4427 struct rt2860_softc
*sc
;
4429 struct ieee80211com
*ic
;
4435 RT2860_DPRINTF(sc
, RT2860_DEBUG_PERIODIC
,
4436 "%s: periodic task: round=%lu\n",
4437 device_get_nameunit(sc
->dev
), sc
->periodic_round
);
4439 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
4442 RT2860_SOFTC_LOCK(sc
);
4444 sc
->periodic_round
++;
4446 rt2860_update_stats(sc
);
4448 if ((sc
->periodic_round
% 10) == 0)
4450 rt2860_bbp_tuning(sc
);
4452 rt2860_update_raw_counters(sc
);
4454 rt2860_watchdog(sc
);
4456 if (ic
->ic_opmode
!= IEEE80211_M_MONITOR
&& ic
->ic_state
== IEEE80211_S_RUN
)
4458 if (ic
->ic_opmode
== IEEE80211_M_STA
)
4459 rt2860_amrr_update_iter_func(sc
, ic
->ic_bss
);
4461 ieee80211_iterate_nodes(&ic
->ic_sta
, rt2860_amrr_update_iter_func
, sc
);
4465 RT2860_SOFTC_UNLOCK(sc
);
4467 callout_reset(&sc
->periodic_ch
, hz
/ 10, rt2860_periodic
, sc
);
4473 static int rt2860_rx_eof(struct rt2860_softc
*sc
, int limit
)
4475 struct ieee80211com
*ic
;
4477 struct ieee80211_frame
*wh
;
4478 struct ieee80211_node
*ni
;
4479 struct rt2860_softc_rx_radiotap_header
*tap
;
4480 struct rt2860_softc_rx_ring
*ring
;
4481 struct rt2860_rxdesc
*desc
;
4482 struct rt2860_softc_rx_data
*data
;
4483 struct rt2860_rxwi
*rxwi
;
4484 struct mbuf
*m
, *mnew
;
4485 bus_dma_segment_t segs
[1];
4486 bus_dmamap_t dma_map
;
4487 uint32_t index
, desc_flags
;
4488 uint8_t cipher_err
, rssi
, ant
, phymode
, bw
, shortgi
, mcs
;
4490 int error
, nsegs
, len
, ampdu
, amsdu
, nframes
;
4494 ring
= &sc
->rx_ring
;
4500 index
= rt2860_io_mac_read(sc
, RT2860_REG_SCHDMA_RX_DRX_IDX
);
4501 if (ring
->cur
== index
)
4504 desc
= &ring
->desc
[ring
->cur
];
4505 desc_flags
= le32toh(desc
->flags
);
4506 data
= &ring
->data
[ring
->cur
];
4508 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
4509 BUS_DMASYNC_POSTREAD
);
4511 if (!(desc
->sdl0
& htole16(RT2860_RXDESC_SDL0_DDONE
)))
4516 mnew
= m_getjcl(M_DONTWAIT
, MT_DATA
, M_PKTHDR
, MJUMPAGESIZE
);
4519 sc
->rx_mbuf_alloc_errors
++;
4524 mnew
->m_len
= mnew
->m_pkthdr
.len
= MJUMPAGESIZE
;
4526 error
= bus_dmamap_load_mbuf_sg(ring
->data_dma_tag
, ring
->spare_dma_map
,
4527 mnew
, segs
, &nsegs
, BUS_DMA_NOWAIT
);
4532 sc
->rx_mbuf_dmamap_errors
++;
4538 KASSERT(nsegs
== 1, ("%s: too many DMA segments",
4539 device_get_name(sc
->dev
)));
4541 bus_dmamap_sync(ring
->data_dma_tag
, data
->dma_map
,
4542 BUS_DMASYNC_POSTREAD
);
4543 bus_dmamap_unload(ring
->data_dma_tag
, data
->dma_map
);
4545 dma_map
= data
->dma_map
;
4546 data
->dma_map
= ring
->spare_dma_map
;
4547 ring
->spare_dma_map
= dma_map
;
4549 bus_dmamap_sync(ring
->data_dma_tag
, data
->dma_map
,
4550 BUS_DMASYNC_PREREAD
);
4555 desc
->sdp0
= htole32(segs
[0].ds_addr
);
4557 /* get Rx wireless info */
4559 rxwi
= mtod(m
, struct rt2860_rxwi
*);
4560 len
= (le16toh(rxwi
->tid_size
) >> RT2860_RXWI_SIZE_SHIFT
) &
4561 RT2860_RXWI_SIZE_MASK
;
4563 /* check for L2 padding between IEEE 802.11 frame header and body */
4565 if (desc_flags
& RT2860_RXDESC_FLAGS_L2PAD
)
4567 RT2860_DPRINTF(sc
, RT2860_DEBUG_RX
,
4568 "%s: L2 padding: len=%d\n",
4569 device_get_nameunit(sc
->dev
), len
);
4574 m
->m_pkthdr
.rcvif
= ifp
;
4575 m
->m_data
= (caddr_t
) (rxwi
+ 1);
4576 m
->m_pkthdr
.len
= m
->m_len
= len
;
4578 /* check for crc errors */
4580 if (desc_flags
& RT2860_RXDESC_FLAGS_CRC_ERR
)
4582 RT2860_DPRINTF(sc
, RT2860_DEBUG_RX
,
4583 "%s: rxdesc: crc error\n",
4584 device_get_nameunit(sc
->dev
));
4588 if (!(ifp
->if_flags
& IFF_PROMISC
))
4595 wh
= (struct ieee80211_frame
*) (rxwi
+ 1);
4597 /* check for cipher errors */
4599 if (desc_flags
& RT2860_RXDESC_FLAGS_DECRYPTED
)
4601 cipher_err
= ((desc_flags
>> RT2860_RXDESC_FLAGS_CIPHER_ERR_SHIFT
) &
4602 RT2860_RXDESC_FLAGS_CIPHER_ERR_MASK
);
4603 if (cipher_err
== RT2860_RXDESC_FLAGS_CIPHER_ERR_NONE
)
4605 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
4606 wh
->i_fc
[1] &= ~IEEE80211_FC1_WEP
;
4608 m
->m_flags
|= M_WEP
;
4612 RT2860_DPRINTF(sc
, RT2860_DEBUG_RX
,
4613 "%s: rxdesc: cipher error=0x%02x\n",
4614 device_get_nameunit(sc
->dev
), cipher_err
);
4618 if (!(ifp
->if_flags
& IFF_PROMISC
))
4627 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
4631 if (!(ifp
->if_flags
& IFF_PROMISC
))
4639 /* check for A-MPDU */
4641 if (desc_flags
& RT2860_RXDESC_FLAGS_AMPDU
)
4643 m
->m_flags
|= M_AMPDU
;
4654 /* check for A-MSDU */
4656 if (desc_flags
& RT2860_RXDESC_FLAGS_AMSDU
)
4667 ant
= rt2860_maxrssi_rxpath(sc
, rxwi
);
4668 rssi
= rxwi
->rssi
[ant
];
4669 rssi_dbm
= rt2860_rssi2dbm(sc
, rssi
, ant
);
4670 phymode
= ((rxwi
->phymode_stbc_shortgi
>> RT2860_RXWI_PHYMODE_SHIFT
) &
4671 RT2860_RXWI_PHYMODE_MASK
);
4672 bw
= ((rxwi
->bw_mcs
>> RT2860_RXWI_BW_SHIFT
) & RT2860_RXWI_BW_MASK
);
4673 shortgi
= ((rxwi
->phymode_stbc_shortgi
>> RT2860_RXWI_SHORTGI_SHIFT
) &
4674 RT2860_RXWI_SHORTGI_MASK
);
4675 mcs
= ((rxwi
->bw_mcs
>> RT2860_RXWI_MCS_SHIFT
) & RT2860_RXWI_MCS_MASK
);
4677 if (bpf_peers_present(sc
->drvbpf
))
4681 tap
->flags
= IEEE80211_RADIOTAP_F_DATAPAD
;
4682 tap
->dbm_antsignal
= rssi_dbm
;
4683 tap
->dbm_antnoise
= RT2860_NOISE_FLOOR
;
4685 tap
->antsignal
= rssi
;
4686 tap
->chan_flags
= htole32(ic
->ic_curchan
->ic_flags
);
4687 tap
->chan_freq
= htole16(ic
->ic_curchan
->ic_freq
);
4688 tap
->chan_ieee
= ic
->ic_curchan
->ic_ieee
;
4689 tap
->chan_maxpow
= 0;
4691 if (phymode
== RT2860_TXWI_PHYMODE_HT_MIXED
|| phymode
== RT2860_TXWI_PHYMODE_HT_GF
)
4692 tap
->rate
= mcs
| IEEE80211_RATE_MCS
;
4694 tap
->rate
= rt2860_rxrate(rxwi
);
4696 if (rxwi
->bw_mcs
& RT2860_RXWI_MCS_SHOTPRE
)
4697 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTPRE
;
4700 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTGI
;
4702 bpf_mtap2(sc
->drvbpf
, tap
, sc
->rxtap_len
, m
);
4705 RT2860_DPRINTF(sc
, RT2860_DEBUG_RX
,
4706 "%s: received frame: len=%d, phymode=%d, bw=%d, shortgi=%d, mcs=%d, "
4707 "ant=%d, rssi=%d/%d/%d, snr=%d/%d, wcid=0x%02x, ampdu=%d, amsdu=%d\n",
4708 device_get_nameunit(sc
->dev
),
4709 len
, phymode
, bw
, shortgi
, mcs
,
4710 ant
, rxwi
->rssi
[0], rxwi
->rssi
[1], rxwi
->rssi
[2],
4711 rxwi
->snr
[0], rxwi
->snr
[1],
4712 rxwi
->wcid
, ampdu
, amsdu
);
4714 ni
= ieee80211_find_rxnode(ic
, (struct ieee80211_frame_min
*) wh
);
4716 ieee80211_input(ic
, m
, ni
, rssi_dbm
, RT2860_NOISE_FLOOR
, 0);
4718 ieee80211_free_node(ni
);
4722 desc
->sdl0
&= ~htole16(RT2860_RXDESC_SDL0_DDONE
);
4724 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
4725 BUS_DMASYNC_PREREAD
| BUS_DMASYNC_PREWRITE
);
4727 ring
->cur
= (ring
->cur
+ 1) % RT2860_SOFTC_RX_RING_DATA_COUNT
;
4733 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_CALC_IDX
,
4734 RT2860_SOFTC_RX_RING_DATA_COUNT
- 1);
4736 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_CALC_IDX
,
4739 RT2860_DPRINTF(sc
, RT2860_DEBUG_RX
,
4740 "%s: Rx eof: nframes=%d\n",
4741 device_get_nameunit(sc
->dev
), nframes
);
4743 sc
->rx_packets
+= nframes
;
4745 return (limit
== 0);
4751 static void rt2860_tx_eof(struct rt2860_softc
*sc
,
4752 struct rt2860_softc_tx_ring
*ring
)
4755 struct rt2860_txdesc
*desc
;
4756 struct rt2860_softc_tx_data
*data
;
4758 int ndescs
, nframes
;
4767 index
= rt2860_io_mac_read(sc
, RT2860_REG_SCHDMA_TX_DTX_IDX(ring
->qid
));
4768 if (ring
->desc_next
== index
)
4773 rt2860_drain_fifo_stats(sc
);
4775 desc
= &ring
->desc
[ring
->desc_next
];
4777 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
4778 BUS_DMASYNC_POSTREAD
);
4780 if (desc
->sdl0
& htole16(RT2860_TXDESC_SDL0_LASTSEG
) ||
4781 desc
->sdl1
& htole16(RT2860_TXDESC_SDL1_LASTSEG
))
4785 data
= &ring
->data
[ring
->data_next
];
4787 if (data
->m
->m_flags
& M_TXCB
)
4788 ieee80211_process_callback(data
->ni
, data
->m
, 0);
4790 bus_dmamap_sync(ring
->data_dma_tag
, data
->dma_map
,
4791 BUS_DMASYNC_POSTWRITE
);
4792 bus_dmamap_unload(ring
->data_dma_tag
, data
->dma_map
);
4796 ieee80211_free_node(data
->ni
);
4803 RT2860_SOFTC_LOCK(sc
);
4805 ring
->data_queued
--;
4806 ring
->data_next
= (ring
->data_next
+ 1) % RT2860_SOFTC_TX_RING_DATA_COUNT
;
4808 RT2860_SOFTC_UNLOCK(sc
);
4811 desc
->sdl0
&= ~htole16(RT2860_TXDESC_SDL0_DDONE
);
4813 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
4814 BUS_DMASYNC_PREREAD
| BUS_DMASYNC_PREWRITE
);
4816 RT2860_SOFTC_LOCK(sc
);
4818 ring
->desc_queued
--;
4819 ring
->desc_next
= (ring
->desc_next
+ 1) % RT2860_SOFTC_TX_RING_DESC_COUNT
;
4821 RT2860_SOFTC_UNLOCK(sc
);
4824 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
4825 "%s: Tx eof: qid=%d, ndescs=%d, nframes=%d\n",
4826 device_get_nameunit(sc
->dev
), ring
->qid
, ndescs
, nframes
);
4830 * rt2860_update_stats
4832 static void rt2860_update_stats(struct rt2860_softc
*sc
)
4835 struct ieee80211com
*ic
;
4836 struct ieee80211_node
*ni
;
4838 int beacons
, noretryok
, retryok
, failed
;
4845 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATS
,
4846 "%s: update statistic\n",
4847 device_get_nameunit(sc
->dev
));
4849 rt2860_drain_fifo_stats(sc
);
4851 /* read and clear Tx statistic registers */
4853 rt2860_io_mac_read_multi(sc
, RT2860_REG_TX_STA_CNT0
,
4854 stacnt
, sizeof(stacnt
));
4856 stacnt
[0] = le32toh(stacnt
[0]);
4857 stacnt
[1] = le32toh(stacnt
[1]);
4858 stacnt
[2] = le32toh(stacnt
[2]);
4860 beacons
= stacnt
[0] >> 16;
4861 noretryok
= stacnt
[1] & 0xffff;
4862 retryok
= stacnt
[1] >> 16;
4863 failed
= stacnt
[0] & 0xffff;
4865 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATS
,
4866 "%s: update statistic: beacons=%d, noretryok=%d, retryok=%d, failed=%d\n",
4867 device_get_nameunit(sc
->dev
),
4868 beacons
, noretryok
, retryok
, failed
);
4870 ifp
->if_oerrors
+= failed
;
4872 sc
->tx_beacons
+= beacons
;
4873 sc
->tx_noretryok
+= noretryok
;
4874 sc
->tx_retryok
+= retryok
;
4875 sc
->tx_failed
+= failed
;
4877 if (ic
->ic_opmode
== IEEE80211_M_STA
&& ic
->ic_state
== IEEE80211_S_RUN
)
4881 associd
= (ni
!= NULL
) ? ni
->ni_associd
: 0;
4882 wcid
= RT2860_AID2WCID(associd
);
4884 rt2860_amrr_tx_update(&sc
->amrr_node
[wcid
],
4885 noretryok
+ retryok
+ failed
, noretryok
+ retryok
, retryok
+ failed
);
4892 static void rt2860_bbp_tuning(struct rt2860_softc
*sc
)
4894 struct ieee80211com
*ic
;
4895 struct ieee80211_node
*ni
;
4897 int8_t rssi
, old
, new;
4899 /* RT2860C does not support BBP tuning */
4901 if (sc
->mac_rev
== 0x28600100)
4906 if ((ic
->ic_flags
& IEEE80211_F_SCAN
) ||
4907 ic
->ic_opmode
!= IEEE80211_M_STA
|| ic
->ic_state
!= IEEE80211_S_RUN
)
4912 chan
= ieee80211_chan2ieee(ic
, ni
->ni_chan
);
4916 else if (chan
<= 64)
4918 else if (chan
<= 128)
4923 rssi
= ieee80211_getrssi(ic
);
4925 if (IEEE80211_IS_CHAN_2GHZ(ni
->ni_chan
))
4927 new = 0x2e + sc
->lna_gain
[group
];
4931 if (!IEEE80211_IS_CHAN_HT40(ni
->ni_chan
))
4932 new = 0x32 + sc
->lna_gain
[group
] * 5 / 3;
4934 new = 0x3a + sc
->lna_gain
[group
] * 5 / 3;
4937 /* Tune if absolute average RSSI is greater than -80 */
4942 old
= rt2860_io_bbp_read(sc
, 66);
4945 rt2860_io_bbp_write(sc
, 66, new);
4951 static void rt2860_watchdog(struct rt2860_softc
*sc
)
4956 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_PBF_TXRXQ_PCNT
);
4958 RT2860_DPRINTF(sc
, RT2860_DEBUG_WATCHDOG
,
4959 "%s: watchdog: TXRXQ_PCNT=0x%08x\n",
4960 device_get_nameunit(sc
->dev
), tmp
);
4962 if (((tmp
>> RT2860_REG_TX0Q_PCNT_SHIFT
) & RT2860_REG_TX0Q_PCNT_MASK
) != 0)
4964 sc
->tx_queue_not_empty
[0]++;
4966 rt2860_io_mac_write(sc
, RT2860_REG_PBF_CFG
, 0xf40012);
4968 for (ntries
= 0; ntries
< 10; ntries
++)
4970 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_PBF_TXRXQ_PCNT
);
4971 if (((tmp
>> RT2860_REG_TX0Q_PCNT_SHIFT
) & RT2860_REG_TX0Q_PCNT_MASK
) == 0)
4977 rt2860_io_mac_write(sc
, RT2860_REG_PBF_CFG
, 0xf40006);
4980 if (((tmp
>> RT2860_REG_TX1Q_PCNT_SHIFT
) & RT2860_REG_TX1Q_PCNT_MASK
) != 0)
4982 sc
->tx_queue_not_empty
[1]++;
4984 rt2860_io_mac_write(sc
, RT2860_REG_PBF_CFG
, 0xf4000a);
4986 for (ntries
= 0; ntries
< 10; ntries
++)
4988 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_PBF_TXRXQ_PCNT
);
4989 if (((tmp
>> RT2860_REG_TX1Q_PCNT_SHIFT
) & RT2860_REG_TX1Q_PCNT_MASK
) == 0)
4995 rt2860_io_mac_write(sc
, RT2860_REG_PBF_CFG
, 0xf40006);
5000 * rt2860_drain_fifo_stats
5002 static void rt2860_drain_fifo_stats(struct rt2860_softc
*sc
)
5006 uint8_t wcid
, mcs
, pid
;
5007 int ok
, agg
, retrycnt
;
5009 ifp
= sc
->ic
.ic_ifp
;
5011 /* drain Tx status FIFO (maxsize = 16) */
5013 while ((stats
= rt2860_io_mac_read(sc
, RT2860_REG_TX_STA_FIFO
)) &
5014 RT2860_REG_TX_STA_FIFO_VALID
)
5016 wcid
= (stats
>> RT2860_REG_TX_STA_FIFO_WCID_SHIFT
) &
5017 RT2860_REG_TX_STA_FIFO_WCID_MASK
;
5019 /* if no ACK was requested, no feedback is available */
5021 if (!(stats
& RT2860_REG_TX_STA_FIFO_ACK_REQ
) || wcid
== 0xff)
5024 /* update AMRR statistic */
5026 ok
= (stats
& RT2860_REG_TX_STA_FIFO_TX_OK
) ? 1 : 0;
5027 agg
= (stats
& RT2860_REG_TX_STA_FIFO_AGG
) ? 1 : 0;
5028 mcs
= (stats
>> RT2860_REG_TX_STA_FIFO_MCS_SHIFT
) &
5029 RT2860_REG_TX_STA_FIFO_MCS_MASK
;
5030 pid
= (stats
>> RT2860_REG_TX_STA_FIFO_PID_SHIFT
) &
5031 RT2860_REG_TX_STA_FIFO_PID_MASK
;
5032 retrycnt
= pid
- mcs
;
5034 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATS
,
5035 "%s: FIFO statistic: wcid=0x%02x, ok=%d, agg=%d, mcs=0x%02x, pid=0x%02x, retrycnt=%d\n",
5036 device_get_nameunit(sc
->dev
),
5037 wcid
, ok
, agg
, mcs
, pid
, retrycnt
);
5039 rt2860_amrr_tx_complete(&sc
->amrr_node
[wcid
], ok
, retrycnt
);
5047 * rt2860_update_raw_counters
5049 static void rt2860_update_raw_counters(struct rt2860_softc
*sc
)
5053 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_AGG_CNT
);
5055 sc
->tx_nonagg
+= tmp
& 0xffff;
5056 sc
->tx_agg
+= tmp
>> 16;
5058 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_AGG_CNT0
);
5060 sc
->tx_ampdu
+= (tmp
& 0xffff) / 1 + (tmp
>> 16) / 2;
5062 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_AGG_CNT1
);
5064 sc
->tx_ampdu
+= (tmp
& 0xffff) / 3 + (tmp
>> 16) / 4;
5066 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_AGG_CNT2
);
5068 sc
->tx_ampdu
+= (tmp
& 0xffff) / 5 + (tmp
>> 16) / 6;
5070 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_AGG_CNT3
);
5072 sc
->tx_ampdu
+= (tmp
& 0xffff) / 7 + (tmp
>> 16) / 8;
5074 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_AGG_CNT4
);
5076 sc
->tx_ampdu
+= (tmp
& 0xffff) / 9 + (tmp
>> 16) / 10;
5078 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_AGG_CNT5
);
5080 sc
->tx_ampdu
+= (tmp
& 0xffff) / 11 + (tmp
>> 16) / 12;
5082 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_AGG_CNT6
);
5084 sc
->tx_ampdu
+= (tmp
& 0xffff) / 13 + (tmp
>> 16) / 14;
5086 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_AGG_CNT7
);
5088 sc
->tx_ampdu
+= (tmp
& 0xffff) / 15 + (tmp
>> 16) / 16;
5090 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_RX_STA_CNT0
);
5092 sc
->rx_crc_errors
+= tmp
& 0xffff;
5093 sc
->rx_phy_errors
+= tmp
>> 16;
5095 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_RX_STA_CNT1
);
5097 sc
->rx_false_ccas
+= tmp
& 0xffff;
5098 sc
->rx_plcp_errors
+= tmp
>> 16;
5100 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_RX_STA_CNT2
);
5102 sc
->rx_dup_packets
+= tmp
& 0xffff;
5103 sc
->rx_fifo_overflows
+= tmp
>> 16;
5107 * rt2860_intr_enable
5109 static void rt2860_intr_enable(struct rt2860_softc
*sc
, uint32_t intr_mask
)
5113 sc
->intr_disable_mask
&= ~intr_mask
;
5115 tmp
= sc
->intr_enable_mask
& ~sc
->intr_disable_mask
;
5117 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_INT_MASK
, tmp
);
5121 * rt2860_intr_disable
5123 static void rt2860_intr_disable(struct rt2860_softc
*sc
, uint32_t intr_mask
)
5127 sc
->intr_disable_mask
|= intr_mask
;
5129 tmp
= sc
->intr_enable_mask
& ~sc
->intr_disable_mask
;
5131 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_INT_MASK
, tmp
);
5135 * rt2860_txrx_enable
5137 static int rt2860_txrx_enable(struct rt2860_softc
*sc
)
5139 struct ieee80211com
*ic
;
5147 /* enable Tx/Rx DMA engine */
5149 rt2860_io_mac_write(sc
, RT2860_REG_SYS_CTRL
, RT2860_REG_TX_ENABLE
);
5151 for (ntries
= 0; ntries
< 200; ntries
++)
5153 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
);
5154 if (!(tmp
& (RT2860_REG_TX_DMA_BUSY
| RT2860_REG_RX_DMA_BUSY
)))
5162 printf("%s: timeout waiting for DMA engine\n",
5163 device_get_nameunit(sc
->dev
));
5169 tmp
|= RT2860_REG_TX_WB_DDONE
|
5170 RT2860_REG_RX_DMA_ENABLE
|
5171 RT2860_REG_TX_DMA_ENABLE
|
5172 (RT2860_REG_WPDMA_BT_SIZE64
<< RT2860_REG_WPDMA_BT_SIZE_SHIFT
);
5174 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
, tmp
);
5178 tmp
= RT2860_REG_RX_FILTER_DROP_CRC_ERR
|
5179 RT2860_REG_RX_FILTER_DROP_PHY_ERR
;
5181 if (ic
->ic_opmode
!= IEEE80211_M_MONITOR
)
5183 tmp
|= RT2860_REG_RX_FILTER_DROP_DUPL
|
5184 RT2860_REG_RX_FILTER_DROP_CTS
|
5185 RT2860_REG_RX_FILTER_DROP_BA
|
5186 RT2860_REG_RX_FILTER_DROP_ACK
|
5187 RT2860_REG_RX_FILTER_DROP_VER_ERR
|
5188 RT2860_REG_RX_FILTER_DROP_CTRL_RSV
|
5189 RT2860_REG_RX_FILTER_DROP_CFACK
|
5190 RT2860_REG_RX_FILTER_DROP_CFEND
;
5192 if (ic
->ic_opmode
== IEEE80211_M_STA
)
5193 tmp
|= RT2860_REG_RX_FILTER_DROP_RTS
|
5194 RT2860_REG_RX_FILTER_DROP_PSPOLL
;
5196 if (!(ifp
->if_flags
& IFF_PROMISC
))
5197 tmp
|= RT2860_REG_RX_FILTER_DROP_UC_NOME
;
5200 rt2860_io_mac_write(sc
, RT2860_REG_RX_FILTER_CFG
, tmp
);
5202 rt2860_io_mac_write(sc
, RT2860_REG_SYS_CTRL
,
5203 RT2860_REG_RX_ENABLE
| RT2860_REG_TX_ENABLE
);
5209 * rt2860_alloc_rx_ring
5211 static int rt2860_alloc_rx_ring(struct rt2860_softc
*sc
,
5212 struct rt2860_softc_rx_ring
*ring
)
5214 struct rt2860_rxdesc
*desc
;
5215 struct rt2860_softc_rx_data
*data
;
5216 bus_dma_segment_t segs
[1];
5217 int i
, nsegs
, error
;
5219 error
= bus_dma_tag_create(bus_get_dma_tag(sc
->dev
), PAGE_SIZE
, 0,
5220 BUS_SPACE_MAXADDR_32BIT
, BUS_SPACE_MAXADDR
, NULL
, NULL
,
5221 RT2860_SOFTC_RX_RING_DATA_COUNT
* sizeof(struct rt2860_rxdesc
), 1,
5222 RT2860_SOFTC_RX_RING_DATA_COUNT
* sizeof(struct rt2860_rxdesc
),
5223 0, NULL
, NULL
, &ring
->desc_dma_tag
);
5226 printf("%s: could not create Rx desc DMA tag\n",
5227 device_get_nameunit(sc
->dev
));
5231 error
= bus_dmamem_alloc(ring
->desc_dma_tag
, (void **) &ring
->desc
,
5232 BUS_DMA_NOWAIT
| BUS_DMA_ZERO
, &ring
->desc_dma_map
);
5235 printf("%s: could not allocate Rx desc DMA memory\n",
5236 device_get_nameunit(sc
->dev
));
5240 error
= bus_dmamap_load(ring
->desc_dma_tag
, ring
->desc_dma_map
,
5242 RT2860_SOFTC_RX_RING_DATA_COUNT
* sizeof(struct rt2860_rxdesc
),
5243 rt2860_dma_map_addr
, &ring
->desc_phys_addr
, 0);
5246 printf("%s: could not load Rx desc DMA map\n",
5247 device_get_nameunit(sc
->dev
));
5251 error
= bus_dma_tag_create(bus_get_dma_tag(sc
->dev
), PAGE_SIZE
, 0,
5252 BUS_SPACE_MAXADDR_32BIT
, BUS_SPACE_MAXADDR
, NULL
, NULL
,
5253 MJUMPAGESIZE
, 1, MJUMPAGESIZE
, 0, NULL
, NULL
,
5254 &ring
->data_dma_tag
);
5257 printf("%s: could not create Rx data DMA tag\n",
5258 device_get_nameunit(sc
->dev
));
5262 for (i
= 0; i
< RT2860_SOFTC_RX_RING_DATA_COUNT
; i
++)
5264 desc
= &ring
->desc
[i
];
5265 data
= &ring
->data
[i
];
5267 error
= bus_dmamap_create(ring
->data_dma_tag
, 0, &data
->dma_map
);
5270 printf("%s: could not create Rx data DMA map\n",
5271 device_get_nameunit(sc
->dev
));
5275 data
->m
= m_getjcl(M_DONTWAIT
, MT_DATA
, M_PKTHDR
, MJUMPAGESIZE
);
5276 if (data
->m
== NULL
)
5278 printf("%s: could not allocate Rx mbuf\n",
5279 device_get_nameunit(sc
->dev
));
5284 data
->m
->m_len
= data
->m
->m_pkthdr
.len
= MJUMPAGESIZE
;
5286 error
= bus_dmamap_load_mbuf_sg(ring
->data_dma_tag
, data
->dma_map
,
5287 data
->m
, segs
, &nsegs
, BUS_DMA_NOWAIT
);
5290 printf("%s: could not load Rx mbuf DMA map\n",
5291 device_get_nameunit(sc
->dev
));
5295 KASSERT(nsegs
== 1, ("%s: too many DMA segments",
5296 device_get_name(sc
->dev
)));
5298 desc
->sdp0
= htole32(segs
[0].ds_addr
);
5299 desc
->sdl0
= htole16(MJUMPAGESIZE
);
5302 error
= bus_dmamap_create(ring
->data_dma_tag
, 0, &ring
->spare_dma_map
);
5305 printf("%s: could not create Rx spare DMA map\n",
5306 device_get_nameunit(sc
->dev
));
5310 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
5311 BUS_DMASYNC_PREWRITE
);
5317 rt2860_free_rx_ring(sc
, ring
);
5323 * rt2860_reset_rx_ring
5325 static void rt2860_reset_rx_ring(struct rt2860_softc
*sc
,
5326 struct rt2860_softc_rx_ring
*ring
)
5328 struct rt2860_rxdesc
*desc
;
5331 for (i
= 0; i
< RT2860_SOFTC_RX_RING_DATA_COUNT
; i
++)
5333 desc
= &ring
->desc
[i
];
5335 desc
->sdl0
&= ~htole16(RT2860_RXDESC_SDL0_DDONE
);
5338 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
5339 BUS_DMASYNC_PREWRITE
);
5345 * rt2860_free_rx_ring
5347 static void rt2860_free_rx_ring(struct rt2860_softc
*sc
,
5348 struct rt2860_softc_rx_ring
*ring
)
5350 struct rt2860_softc_rx_data
*data
;
5353 if (ring
->desc
!= NULL
)
5355 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
5356 BUS_DMASYNC_POSTWRITE
);
5357 bus_dmamap_unload(ring
->desc_dma_tag
, ring
->desc_dma_map
);
5358 bus_dmamem_free(ring
->desc_dma_tag
, ring
->desc
,
5359 ring
->desc_dma_map
);
5362 if (ring
->desc_dma_tag
!= NULL
)
5363 bus_dma_tag_destroy(ring
->desc_dma_tag
);
5365 for (i
= 0; i
< RT2860_SOFTC_RX_RING_DATA_COUNT
; i
++)
5367 data
= &ring
->data
[i
];
5369 if (data
->m
!= NULL
)
5371 bus_dmamap_sync(ring
->data_dma_tag
, data
->dma_map
,
5372 BUS_DMASYNC_POSTREAD
);
5373 bus_dmamap_unload(ring
->data_dma_tag
, data
->dma_map
);
5377 if (data
->dma_map
!= NULL
)
5378 bus_dmamap_destroy(ring
->data_dma_tag
, data
->dma_map
);
5381 if (ring
->spare_dma_map
!= NULL
)
5382 bus_dmamap_destroy(ring
->data_dma_tag
, ring
->spare_dma_map
);
5384 if (ring
->data_dma_tag
!= NULL
)
5385 bus_dma_tag_destroy(ring
->data_dma_tag
);
5389 * rt2860_alloc_tx_ring
5391 static int rt2860_alloc_tx_ring(struct rt2860_softc
*sc
,
5392 struct rt2860_softc_tx_ring
*ring
, int qid
)
5394 struct rt2860_softc_tx_data
*data
;
5397 error
= bus_dma_tag_create(bus_get_dma_tag(sc
->dev
), PAGE_SIZE
, 0,
5398 BUS_SPACE_MAXADDR_32BIT
, BUS_SPACE_MAXADDR
, NULL
, NULL
,
5399 RT2860_SOFTC_TX_RING_DESC_COUNT
* sizeof(struct rt2860_txdesc
), 1,
5400 RT2860_SOFTC_TX_RING_DESC_COUNT
* sizeof(struct rt2860_txdesc
),
5401 0, NULL
, NULL
, &ring
->desc_dma_tag
);
5404 printf("%s: could not create Tx desc DMA tag\n",
5405 device_get_nameunit(sc
->dev
));
5409 error
= bus_dmamem_alloc(ring
->desc_dma_tag
, (void **) &ring
->desc
,
5410 BUS_DMA_NOWAIT
| BUS_DMA_ZERO
, &ring
->desc_dma_map
);
5413 printf("%s: could not allocate Tx desc DMA memory\n",
5414 device_get_nameunit(sc
->dev
));
5418 error
= bus_dmamap_load(ring
->desc_dma_tag
, ring
->desc_dma_map
,
5420 RT2860_SOFTC_TX_RING_DESC_COUNT
* sizeof(struct rt2860_txdesc
),
5421 rt2860_dma_map_addr
, &ring
->desc_phys_addr
, 0);
5424 printf("%s: could not load Tx desc DMA map\n",
5425 device_get_nameunit(sc
->dev
));
5429 ring
->desc_queued
= 0;
5431 ring
->desc_next
= 0;
5433 error
= bus_dma_tag_create(bus_get_dma_tag(sc
->dev
), PAGE_SIZE
, 0,
5434 BUS_SPACE_MAXADDR_32BIT
, BUS_SPACE_MAXADDR
, NULL
, NULL
,
5435 RT2860_SOFTC_TX_RING_DATA_COUNT
* RT2860_TX_DATA_SEG0_SIZE
, 1,
5436 RT2860_SOFTC_TX_RING_DATA_COUNT
* RT2860_TX_DATA_SEG0_SIZE
,
5437 0, NULL
, NULL
, &ring
->seg0_dma_tag
);
5440 printf("%s: could not create Tx seg0 DMA tag\n",
5441 device_get_nameunit(sc
->dev
));
5445 error
= bus_dmamem_alloc(ring
->seg0_dma_tag
, (void **) &ring
->seg0
,
5446 BUS_DMA_NOWAIT
| BUS_DMA_ZERO
, &ring
->seg0_dma_map
);
5449 printf("%s: could not allocate Tx seg0 DMA memory\n",
5450 device_get_nameunit(sc
->dev
));
5454 error
= bus_dmamap_load(ring
->seg0_dma_tag
, ring
->seg0_dma_map
,
5456 RT2860_SOFTC_TX_RING_DATA_COUNT
* RT2860_TX_DATA_SEG0_SIZE
,
5457 rt2860_dma_map_addr
, &ring
->seg0_phys_addr
, 0);
5460 printf("%s: could not load Tx seg0 DMA map\n",
5461 device_get_nameunit(sc
->dev
));
5465 error
= bus_dma_tag_create(bus_get_dma_tag(sc
->dev
), PAGE_SIZE
, 0,
5466 BUS_SPACE_MAXADDR_32BIT
, BUS_SPACE_MAXADDR
, NULL
, NULL
,
5467 MJUMPAGESIZE
, RT2860_SOFTC_MAX_SCATTER
, MJUMPAGESIZE
, 0, NULL
, NULL
,
5468 &ring
->data_dma_tag
);
5471 printf("%s: could not create Tx data DMA tag\n",
5472 device_get_nameunit(sc
->dev
));
5476 for (i
= 0; i
< RT2860_SOFTC_TX_RING_DATA_COUNT
; i
++)
5478 data
= &ring
->data
[i
];
5480 error
= bus_dmamap_create(ring
->data_dma_tag
, 0, &data
->dma_map
);
5483 printf("%s: could not create Tx data DMA map\n",
5484 device_get_nameunit(sc
->dev
));
5489 ring
->data_queued
= 0;
5491 ring
->data_next
= 0;
5499 rt2860_free_tx_ring(sc
, ring
);
5505 * rt2860_reset_tx_ring
5507 static void rt2860_reset_tx_ring(struct rt2860_softc
*sc
,
5508 struct rt2860_softc_tx_ring
*ring
)
5510 struct rt2860_softc_tx_data
*data
;
5511 struct rt2860_txdesc
*desc
;
5514 for (i
= 0; i
< RT2860_SOFTC_TX_RING_DESC_COUNT
; i
++)
5516 desc
= &ring
->desc
[i
];
5522 ring
->desc_queued
= 0;
5524 ring
->desc_next
= 0;
5526 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
5527 BUS_DMASYNC_PREWRITE
);
5529 bus_dmamap_sync(ring
->seg0_dma_tag
, ring
->seg0_dma_map
,
5530 BUS_DMASYNC_PREWRITE
);
5532 for (i
= 0; i
< RT2860_SOFTC_TX_RING_DATA_COUNT
; i
++)
5534 data
= &ring
->data
[i
];
5536 if (data
->m
!= NULL
)
5538 bus_dmamap_sync(ring
->data_dma_tag
, data
->dma_map
,
5539 BUS_DMASYNC_POSTWRITE
);
5540 bus_dmamap_unload(ring
->data_dma_tag
, data
->dma_map
);
5545 if (data
->ni
!= NULL
)
5547 ieee80211_free_node(data
->ni
);
5552 ring
->data_queued
= 0;
5554 ring
->data_next
= 0;
5558 * rt2860_free_tx_ring
5560 static void rt2860_free_tx_ring(struct rt2860_softc
*sc
,
5561 struct rt2860_softc_tx_ring
*ring
)
5563 struct rt2860_softc_tx_data
*data
;
5566 if (ring
->desc
!= NULL
)
5568 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
5569 BUS_DMASYNC_POSTWRITE
);
5570 bus_dmamap_unload(ring
->desc_dma_tag
, ring
->desc_dma_map
);
5571 bus_dmamem_free(ring
->desc_dma_tag
, ring
->desc
,
5572 ring
->desc_dma_map
);
5575 if (ring
->desc_dma_tag
!= NULL
)
5576 bus_dma_tag_destroy(ring
->desc_dma_tag
);
5578 if (ring
->seg0
!= NULL
)
5580 bus_dmamap_sync(ring
->seg0_dma_tag
, ring
->seg0_dma_map
,
5581 BUS_DMASYNC_POSTWRITE
);
5582 bus_dmamap_unload(ring
->seg0_dma_tag
, ring
->seg0_dma_map
);
5583 bus_dmamem_free(ring
->seg0_dma_tag
, ring
->seg0
,
5584 ring
->seg0_dma_map
);
5587 if (ring
->seg0_dma_tag
!= NULL
)
5588 bus_dma_tag_destroy(ring
->seg0_dma_tag
);
5590 for (i
= 0; i
< RT2860_SOFTC_TX_RING_DATA_COUNT
; i
++)
5592 data
= &ring
->data
[i
];
5594 if (data
->m
!= NULL
)
5596 bus_dmamap_sync(ring
->data_dma_tag
, data
->dma_map
,
5597 BUS_DMASYNC_POSTWRITE
);
5598 bus_dmamap_unload(ring
->data_dma_tag
, data
->dma_map
);
5602 if (data
->ni
!= NULL
)
5603 ieee80211_free_node(data
->ni
);
5605 if (data
->dma_map
!= NULL
)
5606 bus_dmamap_destroy(ring
->data_dma_tag
, data
->dma_map
);
5609 if (ring
->data_dma_tag
!= NULL
)
5610 bus_dma_tag_destroy(ring
->data_dma_tag
);
5614 * rt2860_dma_map_addr
5616 static void rt2860_dma_map_addr(void *arg
, bus_dma_segment_t
*segs
,
5617 int nseg
, int error
)
5622 KASSERT(nseg
== 1, ("too many DMA segments, %d should be 1", nseg
));
5624 *(bus_addr_t
*) arg
= segs
[0].ds_addr
;
5628 * rt2860_sysctl_attach
5630 static void rt2860_sysctl_attach(struct rt2860_softc
*sc
)
5632 struct sysctl_ctx_list
*ctx
;
5633 struct sysctl_oid
*tree
;
5634 struct sysctl_oid
*stats
;
5636 ctx
= device_get_sysctl_ctx(sc
->dev
);
5637 tree
= device_get_sysctl_tree(sc
->dev
);
5639 stats
= SYSCTL_ADD_NODE(ctx
, SYSCTL_CHILDREN(tree
), OID_AUTO
,
5640 "stats", CTLFLAG_RD
, 0, "statistic");
5642 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5643 "interrupts", CTLFLAG_RD
, &sc
->interrupts
, 0,
5646 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5647 "tx_coherent_interrupts", CTLFLAG_RD
, &sc
->tx_coherent_interrupts
, 0,
5648 "Tx coherent interrupts");
5650 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5651 "rx_coherent_interrupts", CTLFLAG_RD
, &sc
->rx_coherent_interrupts
, 0,
5652 "Rx coherent interrupts");
5654 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5655 "txrx_coherent_interrupts", CTLFLAG_RD
, &sc
->txrx_coherent_interrupts
, 0,
5656 "Tx/Rx coherent interrupts");
5658 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5659 "fifo_sta_full_interrupts", CTLFLAG_RD
, &sc
->fifo_sta_full_interrupts
, 0,
5660 "FIFO statistic full interrupts");
5662 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5663 "rx_interrupts", CTLFLAG_RD
, &sc
->rx_interrupts
, 0,
5666 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5667 "rx_delay_interrupts", CTLFLAG_RD
, &sc
->rx_delay_interrupts
, 0,
5668 "Rx delay interrupts");
5670 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5671 "tx_mgmt_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[5], 0,
5672 "Tx MGMT interrupts");
5674 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5675 "tx_hcca_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[4], 0,
5676 "Tx HCCA interrupts");
5678 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5679 "tx_ac3_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[3], 0,
5680 "Tx AC3 interrupts");
5682 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5683 "tx_ac2_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[2], 0,
5684 "Tx AC2 interrupts");
5686 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5687 "tx_ac1_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[1], 0,
5688 "Tx AC1 interrupts");
5690 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5691 "tx_ac0_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[0], 0,
5692 "Tx AC0 interrupts");
5694 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5695 "tx_delay_interrupts", CTLFLAG_RD
, &sc
->tx_delay_interrupts
, 0,
5696 "Tx delay interrupts");
5698 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5699 "pre_tbtt_interrupts", CTLFLAG_RD
, &sc
->pre_tbtt_interrupts
, 0,
5700 "Pre-TBTT interrupts");
5702 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5703 "tbtt_interrupts", CTLFLAG_RD
, &sc
->tbtt_interrupts
, 0,
5706 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5707 "mcu_cmd_interrupts", CTLFLAG_RD
, &sc
->mcu_cmd_interrupts
, 0,
5708 "MCU command interrupts");
5710 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5711 "auto_wakeup_interrupts", CTLFLAG_RD
, &sc
->auto_wakeup_interrupts
, 0,
5712 "auto wakeup interrupts");
5714 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5715 "gp_timer_interrupts", CTLFLAG_RD
, &sc
->gp_timer_interrupts
, 0,
5716 "GP timer interrupts");
5718 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5719 "tx_mgmt_desc_queued", CTLFLAG_RD
, &sc
->tx_ring
[5].desc_queued
, 0,
5720 "Tx MGMT descriptors queued");
5722 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5723 "tx_mgmt_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[5].data_queued
, 0,
5724 "Tx MGMT data queued");
5726 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5727 "tx_hcca_desc_queued", CTLFLAG_RD
, &sc
->tx_ring
[4].desc_queued
, 0,
5728 "Tx HCCA descriptors queued");
5730 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5731 "tx_hcca_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[4].data_queued
, 0,
5732 "Tx HCCA data queued");
5734 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5735 "tx_ac3_desc_queued", CTLFLAG_RD
, &sc
->tx_ring
[3].desc_queued
, 0,
5736 "Tx AC3 descriptors queued");
5738 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5739 "tx_ac3_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[3].data_queued
, 0,
5740 "Tx AC3 data queued");
5742 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5743 "tx_ac2_desc_queued", CTLFLAG_RD
, &sc
->tx_ring
[2].desc_queued
, 0,
5744 "Tx AC2 descriptors queued");
5746 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5747 "tx_ac2_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[2].data_queued
, 0,
5748 "Tx AC2 data queued");
5750 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5751 "tx_ac1_desc_queued", CTLFLAG_RD
, &sc
->tx_ring
[1].desc_queued
, 0,
5752 "Tx AC1 descriptors queued");
5754 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5755 "tx_ac1_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[1].data_queued
, 0,
5756 "Tx AC1 data queued");
5758 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5759 "tx_ac0_desc_queued", CTLFLAG_RD
, &sc
->tx_ring
[0].desc_queued
, 0,
5760 "Tx AC0 descriptors queued");
5762 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5763 "tx_ac0_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[0].data_queued
, 0,
5764 "Tx AC0 data queued");
5766 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5767 "tx_mgmt_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[5], 0,
5768 "Tx MGMT data queue full");
5770 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5771 "tx_hcca_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[4], 0,
5772 "Tx HCCA data queue full");
5774 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5775 "tx_ac3_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[3], 0,
5776 "Tx AC3 data queue full");
5778 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5779 "tx_ac2_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[2], 0,
5780 "Tx AC2 data queue full");
5782 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5783 "tx_ac1_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[1], 0,
5784 "Tx AC1 data queue full");
5786 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5787 "tx_ac0_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[0], 0,
5788 "Tx AC0 data queue full");
5790 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5791 "tx_watchdog_timeouts", CTLFLAG_RD
, &sc
->tx_watchdog_timeouts
, 0,
5792 "Tx watchdog timeouts");
5794 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5795 "tx_defrag_packets", CTLFLAG_RD
, &sc
->tx_defrag_packets
, 0,
5796 "Tx defragmented packets");
5798 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5799 "no_tx_desc_avail", CTLFLAG_RD
, &sc
->no_tx_desc_avail
, 0,
5800 "no Tx descriptors available");
5802 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5803 "rx_mbuf_alloc_errors", CTLFLAG_RD
, &sc
->rx_mbuf_alloc_errors
, 0,
5804 "Rx mbuf allocation errors");
5806 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5807 "rx_mbuf_dmamap_errors", CTLFLAG_RD
, &sc
->rx_mbuf_dmamap_errors
, 0,
5808 "Rx mbuf DMA mapping errors");
5810 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5811 "tx_queue_0_not_empty", CTLFLAG_RD
, &sc
->tx_queue_not_empty
[0], 0,
5812 "Tx queue 0 not empty");
5814 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5815 "tx_queue_1_not_empty", CTLFLAG_RD
, &sc
->tx_queue_not_empty
[1], 0,
5816 "Tx queue 1 not empty");
5818 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5819 "tx_beacons", CTLFLAG_RD
, &sc
->tx_beacons
, 0,
5822 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5823 "tx_noretryok", CTLFLAG_RD
, &sc
->tx_noretryok
, 0,
5824 "Tx successfull without retries");
5826 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5827 "tx_retryok", CTLFLAG_RD
, &sc
->tx_retryok
, 0,
5828 "Tx successfull with retries");
5830 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5831 "tx_failed", CTLFLAG_RD
, &sc
->tx_failed
, 0,
5834 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5835 "tx_nonagg", CTLFLAG_RD
, &sc
->tx_nonagg
, 0,
5836 "Tx non-aggregated");
5838 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5839 "tx_agg", CTLFLAG_RD
, &sc
->tx_agg
, 0,
5842 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5843 "tx_ampdu", CTLFLAG_RD
, &sc
->tx_ampdu
, 0,
5846 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5847 "rx_packets", CTLFLAG_RD
, &sc
->rx_packets
, 0,
5850 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5851 "rx_ampdu", CTLFLAG_RD
, &sc
->rx_ampdu
, 0,
5854 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5855 "rx_amsdu", CTLFLAG_RD
, &sc
->rx_amsdu
, 0,
5858 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5859 "rx_crc_errors", CTLFLAG_RD
, &sc
->rx_crc_errors
, 0,
5862 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5863 "rx_phy_errors", CTLFLAG_RD
, &sc
->rx_phy_errors
, 0,
5866 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5867 "rx_false_ccas", CTLFLAG_RD
, &sc
->rx_false_ccas
, 0,
5870 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5871 "rx_plcp_errors", CTLFLAG_RD
, &sc
->rx_plcp_errors
, 0,
5874 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5875 "rx_dup_packets", CTLFLAG_RD
, &sc
->rx_dup_packets
, 0,
5876 "Rx duplicate packets");
5878 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
5879 "rx_fifo_overflows", CTLFLAG_RD
, &sc
->rx_fifo_overflows
, 0,
5880 "Rx FIFO overflows");
5883 static device_method_t rt2860_dev_methods
[] =
5885 DEVMETHOD(device_probe
, rt2860_probe
),
5886 DEVMETHOD(device_attach
, rt2860_attach
),
5887 DEVMETHOD(device_detach
, rt2860_detach
),
5888 DEVMETHOD(device_shutdown
, rt2860_shutdown
),
5889 DEVMETHOD(device_suspend
, rt2860_suspend
),
5890 DEVMETHOD(device_resume
, rt2860_resume
),
5894 static driver_t rt2860_driver
=
5898 sizeof(struct rt2860_softc
)
5901 static devclass_t rt2860_dev_class
;
5903 DRIVER_MODULE(rt2860
, pci
, rt2860_driver
, rt2860_dev_class
, 0, 0);
5905 MODULE_DEPEND(rt2860
, pci
, 1, 1, 1);
5906 MODULE_DEPEND(rt2860
, wlan
, 1, 1, 1);