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_ACK_SIZE 14
52 #define IEEE80211_HAS_ADDR4(wh) \
53 (((wh)->i_fc[1] & IEEE80211_FC1_DIR_MASK) == IEEE80211_FC1_DIR_DSTODS)
55 #define RT2860_MS(_v, _f) (((_v) & _f) >> _f##_S)
56 #define RT2860_SM(_v, _f) (((_v) << _f##_S) & _f)
58 #define RT2860_TX_WATCHDOG_TIMEOUT 5
61 * Data structures and types
64 struct rt2860_pci_ident
72 * Static function prototypes
75 static int rt2860_probe(device_t dev
);
77 static int rt2860_attach(device_t dev
);
79 static int rt2860_detach(device_t dev
);
81 static int rt2860_shutdown(device_t dev
);
83 static int rt2860_suspend(device_t dev
);
85 static int rt2860_resume(device_t dev
);
87 static void rt2860_init_channels(struct rt2860_softc
*sc
);
89 static void rt2860_init_channels_ht40(struct rt2860_softc
*sc
);
91 static void rt2860_init_locked(void *priv
);
93 static void rt2860_init(void *priv
);
95 static int rt2860_init_bbp(struct rt2860_softc
*sc
);
97 static void rt2860_stop_locked(void *priv
);
99 static void rt2860_stop(void *priv
);
101 static void rt2860_start(struct ifnet
*ifp
);
103 static int rt2860_ioctl(struct ifnet
*ifp
, u_long cmd
, caddr_t data
);
105 static struct ieee80211vap
*rt2860_vap_create(struct ieee80211com
*ic
,
106 const char name
[IFNAMSIZ
], int unit
, int opmode
, int flags
,
107 const uint8_t bssid
[IEEE80211_ADDR_LEN
],
108 const uint8_t mac
[IEEE80211_ADDR_LEN
]);
110 static void rt2860_vap_delete(struct ieee80211vap
*vap
);
112 static int rt2860_vap_reset(struct ieee80211vap
*vap
, u_long cmd
);
114 static int rt2860_vap_newstate(struct ieee80211vap
*vap
,
115 enum ieee80211_state nstate
, int arg
);
117 static void rt2860_vap_key_update_begin(struct ieee80211vap
*vap
);
119 static void rt2860_vap_key_update_end(struct ieee80211vap
*vap
);
121 static int rt2860_vap_key_set(struct ieee80211vap
*vap
,
122 const struct ieee80211_key
*k
, const uint8_t mac
[IEEE80211_ADDR_LEN
]);
124 static int rt2860_vap_key_delete(struct ieee80211vap
*vap
,
125 const struct ieee80211_key
*k
);
127 static void rt2860_vap_update_beacon(struct ieee80211vap
*vap
, int what
);
129 static int rt2860_media_change(struct ifnet
*ifp
);
131 static struct ieee80211_node
*rt2860_node_alloc(struct ieee80211vap
*vap
,
132 const uint8_t mac
[IEEE80211_ADDR_LEN
]);
134 static int rt2860_setregdomain(struct ieee80211com
*ic
,
135 struct ieee80211_regdomain
*reg
,
136 int nchans
, struct ieee80211_channel chans
[]);
138 static void rt2860_getradiocaps(struct ieee80211com
*ic
,
139 int maxchans
, int *nchans
, struct ieee80211_channel chans
[]);
141 static void rt2860_scan_start(struct ieee80211com
*ic
);
143 static void rt2860_scan_end(struct ieee80211com
*ic
);
145 static void rt2860_set_channel(struct ieee80211com
*ic
);
147 static void rt2860_newassoc(struct ieee80211_node
*ni
, int isnew
);
149 static void rt2860_updateslot(struct ifnet
*ifp
);
151 static void rt2860_update_promisc(struct ifnet
*ifp
);
153 static void rt2860_update_mcast(struct ifnet
*ifp
);
155 static int rt2860_wme_update(struct ieee80211com
*ic
);
157 static int rt2860_raw_xmit(struct ieee80211_node
*ni
, struct mbuf
*m
,
158 const struct ieee80211_bpf_params
*params
);
160 static int rt2860_recv_action(struct ieee80211_node
*ni
,
161 const struct ieee80211_frame
*wh
,
162 const uint8_t *frm
, const uint8_t *efrm
);
164 static int rt2860_send_action(struct ieee80211_node
*ni
,
165 int cat
, int act
, void *sa
);
167 static void rt2860_amrr_update_iter_func(void *arg
, struct ieee80211_node
*ni
);
169 static void rt2860_periodic(void *arg
);
171 static void rt2860_tx_watchdog(void *arg
);
173 static void rt2860_asic_set_bssid(struct rt2860_softc
*sc
,
174 const uint8_t *bssid
);
176 static void rt2860_asic_set_macaddr(struct rt2860_softc
*sc
,
177 const uint8_t *addr
);
179 static void rt2860_asic_enable_tsf_sync(struct rt2860_softc
*sc
);
181 static void rt2860_asic_disable_tsf_sync(struct rt2860_softc
*sc
);
183 static void rt2860_asic_enable_mrr(struct rt2860_softc
*sc
);
185 static void rt2860_asic_set_txpreamble(struct rt2860_softc
*sc
);
187 static void rt2860_asic_set_basicrates(struct rt2860_softc
*sc
);
189 static void rt2860_asic_update_rtsthreshold(struct rt2860_softc
*sc
);
191 static void rt2860_asic_update_txpower(struct rt2860_softc
*sc
);
193 static void rt2860_asic_update_promisc(struct rt2860_softc
*sc
);
195 static void rt2860_asic_updateprot(struct rt2860_softc
*sc
);
197 static void rt2860_asic_updateslot(struct rt2860_softc
*sc
);
199 static void rt2860_asic_wme_update(struct rt2860_softc
*sc
);
201 static int rt2860_asic_update_beacon(struct rt2860_softc
*sc
,
202 struct ieee80211vap
*vap
);
204 static void rt2860_asic_clear_keytables(struct rt2860_softc
*sc
);
206 static uint8_t rt2860_rxrate(struct rt2860_rxwi
*rxwi
);
208 static uint8_t rt2860_maxrssi_rxpath(struct rt2860_softc
*sc
,
209 const struct rt2860_rxwi
*rxwi
);
211 static int8_t rt2860_rssi2dbm(struct rt2860_softc
*sc
,
212 uint8_t rssi
, uint8_t rxpath
);
214 static uint8_t rt2860_rate2mcs(uint8_t rate
);
216 static int rt2860_tx_mgmt(struct rt2860_softc
*sc
,
217 struct mbuf
*m
, struct ieee80211_node
*ni
, int qid
);
219 static int rt2860_tx_data(struct rt2860_softc
*sc
,
220 struct mbuf
*m
, struct ieee80211_node
*ni
, int qid
);
222 static int rt2860_tx_raw(struct rt2860_softc
*sc
,
223 struct mbuf
*m
, struct ieee80211_node
*ni
,
224 const struct ieee80211_bpf_params
*params
);
226 static void rt2860_intr(void *arg
);
228 static void rt2860_tx_coherent_intr(struct rt2860_softc
*sc
);
230 static void rt2860_rx_coherent_intr(struct rt2860_softc
*sc
);
232 static void rt2860_txrx_coherent_intr(struct rt2860_softc
*sc
);
234 static void rt2860_fifo_sta_full_intr(struct rt2860_softc
*sc
);
236 static void rt2860_rx_intr(struct rt2860_softc
*sc
);
238 static void rt2860_rx_delay_intr(struct rt2860_softc
*sc
);
240 static void rt2860_tx_intr(struct rt2860_softc
*sc
, int qid
);
242 static void rt2860_tx_delay_intr(struct rt2860_softc
*sc
);
244 static void rt2860_pre_tbtt_intr(struct rt2860_softc
*sc
);
246 static void rt2860_tbtt_intr(struct rt2860_softc
*sc
);
248 static void rt2860_mcu_cmd_intr(struct rt2860_softc
*sc
);
250 static void rt2860_auto_wakeup_intr(struct rt2860_softc
*sc
);
252 static void rt2860_gp_timer_intr(struct rt2860_softc
*sc
);
254 static void rt2860_rx_done_task(void *context
, int pending
);
256 static void rt2860_tx_done_task(void *context
, int pending
);
258 static void rt2860_fifo_sta_full_task(void *context
, int pending
);
260 static void rt2860_periodic_task(void *context
, int pending
);
262 static int rt2860_rx_eof(struct rt2860_softc
*sc
, int limit
);
264 static void rt2860_tx_eof(struct rt2860_softc
*sc
,
265 struct rt2860_softc_tx_ring
*ring
);
267 static void rt2860_update_stats(struct rt2860_softc
*sc
);
269 static void rt2860_bbp_tuning(struct rt2860_softc
*sc
);
271 static void rt2860_watchdog(struct rt2860_softc
*sc
);
273 static void rt2860_drain_fifo_stats(struct rt2860_softc
*sc
);
275 static void rt2860_update_raw_counters(struct rt2860_softc
*sc
);
277 static void rt2860_intr_enable(struct rt2860_softc
*sc
, uint32_t intr_mask
);
279 static void rt2860_intr_disable(struct rt2860_softc
*sc
, uint32_t intr_mask
);
281 static int rt2860_txrx_enable(struct rt2860_softc
*sc
);
283 static int rt2860_alloc_rx_ring(struct rt2860_softc
*sc
,
284 struct rt2860_softc_rx_ring
*ring
);
286 static void rt2860_reset_rx_ring(struct rt2860_softc
*sc
,
287 struct rt2860_softc_rx_ring
*ring
);
289 static void rt2860_free_rx_ring(struct rt2860_softc
*sc
,
290 struct rt2860_softc_rx_ring
*ring
);
292 static int rt2860_alloc_tx_ring(struct rt2860_softc
*sc
,
293 struct rt2860_softc_tx_ring
*ring
, int qid
);
295 static void rt2860_reset_tx_ring(struct rt2860_softc
*sc
,
296 struct rt2860_softc_tx_ring
*ring
);
298 static void rt2860_free_tx_ring(struct rt2860_softc
*sc
,
299 struct rt2860_softc_tx_ring
*ring
);
301 static void rt2860_dma_map_addr(void *arg
, bus_dma_segment_t
*segs
,
302 int nseg
, int error
);
304 static void rt2860_sysctl_attach(struct rt2860_softc
*sc
);
310 static const struct rt2860_pci_ident rt2860_pci_ids
[] =
312 { PCI_VENDOR_RALINK
, PCI_PRODUCT_RALINK_RT2860_PCI
, "Ralink RT2860 PCI" },
313 { PCI_VENDOR_RALINK
, PCI_PRODUCT_RALINK_RT2860_PCIe
, "Ralink RT2860 PCIe" },
314 { PCI_VENDOR_RALINK
, PCI_PRODUCT_RALINK_RT2760_PCI
, "Ralink RT2760 PCI" },
315 { PCI_VENDOR_RALINK
, PCI_PRODUCT_RALINK_RT2790_PCIe
, "Ralink RT2790 PCIe" },
325 { RT2860_REG_PBF_BCN_OFFSET0
, 0xf8f0e8e0 },
326 { RT2860_REG_PBF_BCN_OFFSET1
, 0x6f77d0c8 },
327 { RT2860_REG_LEGACY_BASIC_RATE
, 0x0000013f },
328 { RT2860_REG_HT_BASIC_RATE
, 0x00008003 },
329 { RT2860_REG_SYS_CTRL
, 0x00000000 },
330 { RT2860_REG_RX_FILTER_CFG
, 0x00017f97 },
331 { RT2860_REG_BKOFF_SLOT_CFG
, 0x00000209 },
332 { RT2860_REG_TX_SW_CFG0
, 0x00000000 },
333 { RT2860_REG_TX_SW_CFG1
, 0x00080606 },
334 { RT2860_REG_TX_LINK_CFG
, 0x00001020 },
335 { RT2860_REG_TX_TIMEOUT_CFG
, 0x000a2090 },
336 { RT2860_REG_MAX_LEN_CFG
, (1 << 12) | RT2860_MAX_AGG_SIZE
},
337 { RT2860_REG_LED_CFG
, 0x7f031e46 },
338 { RT2860_REG_PBF_MAX_PCNT
, 0x1f3fbf9f },
339 { RT2860_REG_TX_RTY_CFG
, 0x47d01f0f },
340 { RT2860_REG_AUTO_RSP_CFG
, 0x00000013 },
341 { RT2860_REG_TX_CCK_PROT_CFG
, 0x05740003 },
342 { RT2860_REG_TX_OFDM_PROT_CFG
, 0x05740003 },
343 { RT2860_REG_TX_GF20_PROT_CFG
, 0x01744004 },
344 { RT2860_REG_TX_GF40_PROT_CFG
, 0x03f44084 },
345 { RT2860_REG_TX_MM20_PROT_CFG
, 0x01744004 },
346 { RT2860_REG_TX_MM40_PROT_CFG
, 0x03f54084 },
347 { RT2860_REG_TX_TXOP_CTRL_CFG
, 0x0000583f },
348 { RT2860_REG_TX_RTS_CFG
, 0x00092b20 },
349 { RT2860_REG_TX_EXP_ACK_TIME
, 0x002400ca },
350 { RT2860_REG_HCCAPSMP_TXOP_HLDR_ET
, 0x00000002 },
351 { RT2860_REG_XIFS_TIME_CFG
, 0x33a41010 },
352 { RT2860_REG_PWR_PIN_CFG
, 0x00000003 },
353 { RT2860_REG_SCHDMA_WMM_AIFSN_CFG
, 0x00002273 },
354 { RT2860_REG_SCHDMA_WMM_CWMIN_CFG
, 0x00002344 },
355 { RT2860_REG_SCHDMA_WMM_CWMAX_CFG
, 0x000034aa },
358 #define RT2860_DEF_MAC_SIZE (sizeof(rt2860_def_mac) / sizeof(rt2860_def_mac[0]))
383 #define RT2860_DEF_BBP_SIZE (sizeof(rt2860_def_bbp) / sizeof(rt2860_def_bbp[0]))
385 SYSCTL_NODE(_hw
, OID_AUTO
, rt2860
, CTLFLAG_RD
, 0, "RT2860 driver parameters");
388 static int rt2860_debug
= 0;
389 SYSCTL_INT(_hw_rt2860
, OID_AUTO
, debug
, CTLFLAG_RW
, &rt2860_debug
, 0, "rt2860 debug level");
390 TUNABLE_INT("hw.rt2860.debug", &rt2860_debug
);
396 static int rt2860_probe(device_t dev
)
398 const struct rt2860_pci_ident
*ident
;
400 for (ident
= rt2860_pci_ids
; ident
->name
!= NULL
; ident
++)
402 if (pci_get_vendor(dev
) == ident
->vendor
&&
403 pci_get_device(dev
) == ident
->device
)
405 device_set_desc(dev
, ident
->name
);
416 static int rt2860_attach(device_t dev
)
418 struct rt2860_softc
*sc
;
420 struct ieee80211com
*ic
;
421 int error
, ntries
, i
;
423 sc
= device_get_softc(dev
);
425 if (pci_get_powerstate(dev
) != PCI_POWERSTATE_D0
)
427 printf("%s: chip is in D%d power mode, setting to D0\n",
428 device_get_nameunit(dev
), pci_get_powerstate(dev
));
429 pci_set_powerstate(dev
, PCI_POWERSTATE_D0
);
432 /* enable bus-mastering */
434 pci_enable_busmaster(dev
);
438 mtx_init(&sc
->lock
, device_get_nameunit(dev
),
439 MTX_NETWORK_LOCK
, MTX_DEF
| MTX_RECURSE
);
441 sc
->mem_rid
= PCIR_BAR(0);
442 sc
->mem
= bus_alloc_resource_any(dev
, SYS_RES_MEMORY
,
443 &sc
->mem_rid
, RF_ACTIVE
);
446 printf("%s: could not allocate memory resource\n",
447 device_get_nameunit(dev
));
452 sc
->bst
= rman_get_bustag(sc
->mem
);
453 sc
->bsh
= rman_get_bushandle(sc
->mem
);
456 sc
->irq
= bus_alloc_resource_any(dev
, SYS_RES_IRQ
,
457 &sc
->irq_rid
, RF_ACTIVE
| RF_SHAREABLE
);
460 printf("%s: could not allocate interrupt resource\n",
461 device_get_nameunit(dev
));
467 sc
->debug
= rt2860_debug
;
469 SYSCTL_ADD_INT(device_get_sysctl_ctx(dev
),
470 SYSCTL_CHILDREN(device_get_sysctl_tree(dev
)), OID_AUTO
,
471 "debug", CTLFLAG_RW
, &sc
->debug
, 0, "rt2860 debug level");
474 RT2860_DPRINTF(sc
, RT2860_DEBUG_ANY
,
476 device_get_nameunit(sc
->dev
));
478 /* wait for NIC to initialize */
480 for (ntries
= 0; ntries
< 100; ntries
++)
482 sc
->mac_rev
= rt2860_io_mac_read(sc
, RT2860_REG_MAC_CSR0
);
483 if (sc
->mac_rev
!= 0x00000000 && sc
->mac_rev
!= 0xffffffff)
491 printf("%s: timeout waiting for NIC to initialize\n",
492 device_get_nameunit(dev
));
497 rt2860_read_eeprom(sc
);
499 printf("%s: MAC/BBP RT2860 (rev 0x%08x), RF %s\n",
500 device_get_nameunit(sc
->dev
), sc
->mac_rev
,
501 rt2860_rf_name(sc
->rf_rev
));
503 /* allocate Tx and Rx rings */
505 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
507 error
= rt2860_alloc_tx_ring(sc
, &sc
->tx_ring
[i
], i
);
510 printf("%s: could not allocate Tx ring #%d\n",
511 device_get_nameunit(sc
->dev
), i
);
516 sc
->tx_ring_mgtqid
= 5;
518 error
= rt2860_alloc_rx_ring(sc
, &sc
->rx_ring
);
521 printf("%s: could not allocate Rx ring\n",
522 device_get_nameunit(sc
->dev
));
526 callout_init(&sc
->periodic_ch
, 0);
527 callout_init_mtx(&sc
->tx_watchdog_ch
, &sc
->lock
, 0);
529 ifp
= sc
->ifp
= if_alloc(IFT_IEEE80211
);
532 printf("%s: could not if_alloc()\n",
533 device_get_nameunit(sc
->dev
));
540 if_initname(ifp
, "rt2860", device_get_unit(sc
->dev
));
542 ifp
->if_flags
= IFF_BROADCAST
| IFF_SIMPLEX
| IFF_MULTICAST
;
544 ifp
->if_init
= rt2860_init
;
545 ifp
->if_ioctl
= rt2860_ioctl
;
546 ifp
->if_start
= rt2860_start
;
548 IFQ_SET_MAXLEN(&ifp
->if_snd
, IFQ_MAXLEN
);
549 ifp
->if_snd
.ifq_drv_maxlen
= IFQ_MAXLEN
;
550 IFQ_SET_READY(&ifp
->if_snd
);
556 ic
->ic_phytype
= IEEE80211_T_HT
;
557 ic
->ic_opmode
= IEEE80211_M_STA
;
559 ic
->ic_caps
= IEEE80211_C_MONITOR
|
568 IEEE80211_C_SHPREAMBLE
|
575 ic
->ic_cryptocaps
|= IEEE80211_CRYPTO_WEP
|
576 IEEE80211_CRYPTO_TKIP
|
577 IEEE80211_CRYPTO_TKIPMIC
|
578 IEEE80211_CRYPTO_AES_CCM
;
580 ic
->ic_htcaps
= IEEE80211_HTC_HT
|
581 IEEE80211_HTC_AMSDU
| /* A-MSDU Tx */
582 IEEE80211_HTC_AMPDU
| /* A-MPDU Tx */
583 IEEE80211_HTCAP_MAXAMSDU_3839
| /* max. A-MSDU Rx length */
584 IEEE80211_HTCAP_CHWIDTH40
| /* HT 40MHz channel width */
585 IEEE80211_HTCAP_GREENFIELD
| /* HT greenfield */
586 IEEE80211_HTCAP_SHORTGI20
| /* HT 20MHz short GI */
587 IEEE80211_HTCAP_SHORTGI40
| /* HT 40MHz short GI */
588 IEEE80211_HTCAP_SMPS_OFF
| /* SM power save mode */
589 IEEE80211_HTCAP_MCSFBACK_UNSOL
| /* unsolicited MCS feedback */
590 IEEE80211_HTCAP_HTC
; /* HTC+ */
592 /* spatial streams */
594 if (sc
->nrxpath
== 2)
595 ic
->ic_htcaps
|= IEEE80211_HTCAP_RXSTBC_2STREAM
;
596 else if (sc
->nrxpath
== 3)
597 ic
->ic_htcaps
|= IEEE80211_HTCAP_RXSTBC_3STREAM
;
599 ic
->ic_htcaps
|= IEEE80211_HTCAP_RXSTBC_1STREAM
;
602 ic
->ic_htcaps
|= IEEE80211_HTCAP_TXSTBC
;
606 if (sc
->mac_rev
!= 0x28600100)
607 ic
->ic_htcaps
|= IEEE80211_HTCAP_DELBA
;
613 rt2860_init_channels(sc
);
615 rt2860_init_channels_ht40(sc
);
617 ieee80211_ifattach(ic
, sc
->mac_addr
);
619 ic
->ic_vap_create
= rt2860_vap_create
;
620 ic
->ic_vap_delete
= rt2860_vap_delete
;
622 ic
->ic_node_alloc
= rt2860_node_alloc
;
623 ic
->ic_setregdomain
= rt2860_setregdomain
;
624 ic
->ic_getradiocaps
= rt2860_getradiocaps
;
625 ic
->ic_scan_start
= rt2860_scan_start
;
626 ic
->ic_scan_end
= rt2860_scan_end
;
627 ic
->ic_set_channel
= rt2860_set_channel
;
628 ic
->ic_newassoc
= rt2860_newassoc
;
629 ic
->ic_updateslot
= rt2860_updateslot
;
630 ic
->ic_update_promisc
= rt2860_update_promisc
;
631 ic
->ic_update_mcast
= rt2860_update_mcast
;
632 ic
->ic_wme
.wme_update
= rt2860_wme_update
;
633 ic
->ic_raw_xmit
= rt2860_raw_xmit
;
635 sc
->recv_action
= ic
->ic_recv_action
;
636 ic
->ic_recv_action
= rt2860_recv_action
;
638 sc
->send_action
= ic
->ic_send_action
;
639 ic
->ic_send_action
= rt2860_send_action
;
641 /* hardware requires padding between 802.11 frame header and body */
643 ic
->ic_flags
|= IEEE80211_F_DATAPAD
| IEEE80211_F_DOTH
;
645 ic
->ic_flags_ext
|= IEEE80211_FEXT_SWBMISS
;
647 ieee80211_radiotap_attach(ic
,
648 &sc
->txtap
.ihdr
, sizeof(sc
->txtap
),
649 RT2860_SOFTC_TX_RADIOTAP_PRESENT
,
650 &sc
->rxtap
.ihdr
, sizeof(sc
->rxtap
),
651 RT2860_SOFTC_RX_RADIOTAP_PRESENT
);
653 /* init task queue */
655 TASK_INIT(&sc
->rx_done_task
, 0, rt2860_rx_done_task
, sc
);
656 TASK_INIT(&sc
->tx_done_task
, 0, rt2860_tx_done_task
, sc
);
657 TASK_INIT(&sc
->fifo_sta_full_task
, 0, rt2860_fifo_sta_full_task
, sc
);
658 TASK_INIT(&sc
->periodic_task
, 0, rt2860_periodic_task
, sc
);
660 sc
->rx_process_limit
= 100;
662 sc
->taskqueue
= taskqueue_create("rt2860_taskq", M_NOWAIT
,
663 taskqueue_thread_enqueue
, &sc
->taskqueue
);
665 taskqueue_start_threads(&sc
->taskqueue
, 1, PI_NET
, "%s taskq",
666 device_get_nameunit(sc
->dev
));
668 rt2860_sysctl_attach(sc
);
671 ieee80211_announce(ic
);
673 /* set up interrupt */
675 error
= bus_setup_intr(dev
, sc
->irq
, INTR_TYPE_NET
| INTR_MPSAFE
,
676 NULL
, rt2860_intr
, sc
, &sc
->irqh
);
679 printf("%s: could not set up interrupt\n",
680 device_get_nameunit(dev
));
688 /* free Tx and Rx rings */
690 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
691 rt2860_free_tx_ring(sc
, &sc
->tx_ring
[i
]);
693 rt2860_free_rx_ring(sc
, &sc
->rx_ring
);
695 mtx_destroy(&sc
->lock
);
698 bus_release_resource(dev
, SYS_RES_MEMORY
, sc
->mem_rid
, sc
->mem
);
701 bus_release_resource(dev
, SYS_RES_IRQ
, sc
->irq_rid
, sc
->irq
);
709 static int rt2860_detach(device_t dev
)
711 struct rt2860_softc
*sc
;
713 struct ieee80211com
*ic
;
716 sc
= device_get_softc(dev
);
720 RT2860_DPRINTF(sc
, RT2860_DEBUG_ANY
,
722 device_get_nameunit(sc
->dev
));
724 RT2860_SOFTC_LOCK(sc
);
726 ifp
->if_drv_flags
&= ~(IFF_DRV_RUNNING
| IFF_DRV_OACTIVE
);
728 callout_stop(&sc
->periodic_ch
);
729 callout_stop(&sc
->tx_watchdog_ch
);
731 taskqueue_drain(sc
->taskqueue
, &sc
->rx_done_task
);
732 taskqueue_drain(sc
->taskqueue
, &sc
->tx_done_task
);
733 taskqueue_drain(sc
->taskqueue
, &sc
->fifo_sta_full_task
);
734 taskqueue_drain(sc
->taskqueue
, &sc
->periodic_task
);
736 /* free Tx and Rx rings */
738 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
739 rt2860_free_tx_ring(sc
, &sc
->tx_ring
[i
]);
741 rt2860_free_rx_ring(sc
, &sc
->rx_ring
);
743 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
)
831 struct ieee80211com
*ic
;
832 struct ieee80211_channel
*c
;
838 /* set supported channels for 2GHz band */
840 for (i
= 1; i
<= 14; i
++)
842 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
843 flags
= IEEE80211_CHAN_B
;
845 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
849 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
850 flags
= IEEE80211_CHAN_B
| IEEE80211_CHAN_HT20
;
852 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
856 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
857 flags
= IEEE80211_CHAN_G
;
859 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
863 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
864 flags
= IEEE80211_CHAN_G
| IEEE80211_CHAN_HT20
;
866 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
871 /* set supported channels for 5GHz band */
873 if (sc
->rf_rev
== RT2860_EEPROM_RF_2850
||
874 sc
->rf_rev
== RT2860_EEPROM_RF_2750
)
876 for (i
= 36; i
<= 64; i
+= 4)
878 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
879 flags
= IEEE80211_CHAN_A
;
881 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
885 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
886 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT20
;
888 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
893 for (i
= 100; i
<= 140; i
+= 4)
895 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
896 flags
= IEEE80211_CHAN_A
;
898 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
902 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
903 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT20
;
905 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
910 for (i
= 149; i
<= 165; i
+= 4)
912 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
913 flags
= IEEE80211_CHAN_A
;
915 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
919 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
920 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT20
;
922 c
->ic_freq
= ieee80211_ieee2mhz(i
, flags
);
930 * rt2860_init_channels_ht40
932 static void rt2860_init_channels_ht40(struct rt2860_softc
*sc
)
935 struct ieee80211com
*ic
;
936 struct ieee80211_channel
*c
, *cent
, *ext
;
942 /* set supported channels for 2GHz band */
944 for (i
= 1; i
<= 14; i
++)
946 flags
= IEEE80211_CHAN_G
| IEEE80211_CHAN_HT40
;
948 /* find the center channel */
950 cent
= ieee80211_find_channel_byieee(ic
, i
,
951 flags
& ~IEEE80211_CHAN_HT
);
954 printf("%s: skip channel %d, could not find center channel\n",
955 device_get_nameunit(sc
->dev
), i
);
959 /* find the extension channel */
961 ext
= ieee80211_find_channel(ic
, cent
->ic_freq
+ 20,
962 flags
& ~IEEE80211_CHAN_HT
);
965 printf("%s: skip channel %d, could not find extension channel\n",
966 device_get_nameunit(sc
->dev
), i
);
970 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
973 c
->ic_extieee
= ext
->ic_ieee
;
974 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
975 c
->ic_flags
|= IEEE80211_CHAN_HT40U
;
977 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
980 c
->ic_extieee
= cent
->ic_ieee
;
981 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
982 c
->ic_flags
|= IEEE80211_CHAN_HT40D
;
985 /* set supported channels for 5GHz band */
987 if (sc
->rf_rev
== RT2860_EEPROM_RF_2850
||
988 sc
->rf_rev
== RT2860_EEPROM_RF_2750
)
990 for (i
= 36; i
<= 64; i
+= 4)
992 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT40
;
994 /* find the center channel */
996 cent
= ieee80211_find_channel_byieee(ic
, i
,
997 flags
& ~IEEE80211_CHAN_HT
);
1000 printf("%s: skip channel %d, could not find center channel\n",
1001 device_get_nameunit(sc
->dev
), i
);
1005 /* find the extension channel */
1007 ext
= ieee80211_find_channel(ic
, cent
->ic_freq
+ 20,
1008 flags
& ~IEEE80211_CHAN_HT
);
1011 printf("%s: skip channel %d, could not find extension channel\n",
1012 device_get_nameunit(sc
->dev
), i
);
1016 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1019 c
->ic_extieee
= ext
->ic_ieee
;
1020 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1021 c
->ic_flags
|= IEEE80211_CHAN_HT40U
;
1023 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1026 c
->ic_extieee
= cent
->ic_ieee
;
1027 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1028 c
->ic_flags
|= IEEE80211_CHAN_HT40D
;
1031 for (i
= 100; i
<= 140; i
+= 4)
1033 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT40
;
1035 /* find the center channel */
1037 cent
= ieee80211_find_channel_byieee(ic
, i
,
1038 flags
& ~IEEE80211_CHAN_HT
);
1041 printf("%s: skip channel %d, could not find center channel\n",
1042 device_get_nameunit(sc
->dev
), i
);
1046 /* find the extension channel */
1048 ext
= ieee80211_find_channel(ic
, cent
->ic_freq
+ 20,
1049 flags
& ~IEEE80211_CHAN_HT
);
1052 printf("%s: skip channel %d, could not find extension channel\n",
1053 device_get_nameunit(sc
->dev
), i
);
1057 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1060 c
->ic_extieee
= ext
->ic_ieee
;
1061 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1062 c
->ic_flags
|= IEEE80211_CHAN_HT40U
;
1064 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1067 c
->ic_extieee
= cent
->ic_ieee
;
1068 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1069 c
->ic_flags
|= IEEE80211_CHAN_HT40D
;
1072 for (i
= 149; i
<= 165; i
+= 4)
1074 flags
= IEEE80211_CHAN_A
| IEEE80211_CHAN_HT40
;
1076 /* find the center channel */
1078 cent
= ieee80211_find_channel_byieee(ic
, i
,
1079 flags
& ~IEEE80211_CHAN_HT
);
1082 printf("%s: skip channel %d, could not find center channel\n",
1083 device_get_nameunit(sc
->dev
), i
);
1087 /* find the extension channel */
1089 ext
= ieee80211_find_channel(ic
, cent
->ic_freq
+ 20,
1090 flags
& ~IEEE80211_CHAN_HT
);
1093 printf("%s: skip channel %d, could not find extension channel\n",
1094 device_get_nameunit(sc
->dev
), i
);
1098 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1101 c
->ic_extieee
= ext
->ic_ieee
;
1102 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1103 c
->ic_flags
|= IEEE80211_CHAN_HT40U
;
1105 c
= &ic
->ic_channels
[ic
->ic_nchans
++];
1108 c
->ic_extieee
= cent
->ic_ieee
;
1109 c
->ic_flags
&= ~IEEE80211_CHAN_HT
;
1110 c
->ic_flags
|= IEEE80211_CHAN_HT40D
;
1116 * rt2860_init_locked
1118 static void rt2860_init_locked(void *priv
)
1120 struct rt2860_softc
*sc
;
1122 struct ieee80211com
*ic
;
1123 int error
, i
, ntries
;
1124 uint32_t tmp
, stacnt
[6];
1130 RT2860_DPRINTF(sc
, RT2860_DEBUG_ANY
,
1131 "%s: initializing\n",
1132 device_get_nameunit(sc
->dev
));
1134 RT2860_SOFTC_ASSERT_LOCKED(sc
);
1136 if (!(sc
->flags
& RT2860_SOFTC_FLAGS_UCODE_LOADED
))
1138 RT2860_DPRINTF(sc
, RT2860_DEBUG_ANY
,
1139 "%s: loading 8051 microcode\n",
1140 device_get_nameunit(sc
->dev
));
1142 error
= rt2860_io_mcu_load_ucode(sc
, rt2860_ucode
, sizeof(rt2860_ucode
));
1145 printf("%s: could not load 8051 microcode\n",
1146 device_get_nameunit(sc
->dev
));
1150 RT2860_DPRINTF(sc
, RT2860_DEBUG_ANY
,
1151 "%s: 8051 microcode was successfully loaded\n",
1152 device_get_nameunit(sc
->dev
));
1154 sc
->flags
|= RT2860_SOFTC_FLAGS_UCODE_LOADED
;
1157 rt2860_io_mac_write(sc
, RT2860_REG_PWR_PIN_CFG
, 0x2);
1159 /* disable DMA engine */
1161 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
);
1164 tmp
|= RT2860_REG_TX_WB_DDONE
;
1166 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
, tmp
);
1168 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WPDMA_RST_IDX
, 0xffffffff);
1170 /* PBF hardware reset */
1172 rt2860_io_mac_write(sc
, RT2860_REG_PBF_SYS_CTRL
, 0xe1f);
1173 rt2860_io_mac_write(sc
, RT2860_REG_PBF_SYS_CTRL
, 0xe00);
1175 /* wait while DMA engine is busy */
1177 for (ntries
= 0; ntries
< 100; ntries
++)
1179 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
);
1180 if (!(tmp
& (RT2860_REG_TX_DMA_BUSY
| RT2860_REG_RX_DMA_BUSY
)))
1188 printf("%s: timeout waiting for DMA engine\n",
1189 device_get_nameunit(sc
->dev
));
1194 tmp
|= RT2860_REG_TX_WB_DDONE
;
1196 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
, tmp
);
1198 /* reset Rx and Tx rings */
1200 tmp
= RT2860_REG_RST_IDX_RX
|
1201 RT2860_REG_RST_IDX_TX_MGMT
|
1202 RT2860_REG_RST_IDX_TX_HCCA
|
1203 RT2860_REG_RST_IDX_TX_AC3
|
1204 RT2860_REG_RST_IDX_TX_AC2
|
1205 RT2860_REG_RST_IDX_TX_AC1
|
1206 RT2860_REG_RST_IDX_TX_AC0
;
1208 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WPDMA_RST_IDX
, tmp
);
1210 /* PBF hardware reset */
1212 rt2860_io_mac_write(sc
, RT2860_REG_PBF_SYS_CTRL
, 0xe1f);
1213 rt2860_io_mac_write(sc
, RT2860_REG_PBF_SYS_CTRL
, 0xe00);
1215 rt2860_io_mac_write(sc
, RT2860_REG_PWR_PIN_CFG
, 0x3);
1217 rt2860_io_mac_write(sc
, RT2860_REG_SYS_CTRL
,
1218 RT2860_REG_MAC_SRST
| RT2860_REG_BBP_HRST
);
1219 rt2860_io_mac_write(sc
, RT2860_REG_SYS_CTRL
, 0);
1221 /* init Tx power per rate */
1223 for (i
= 0; i
< RT2860_SOFTC_TXPOW_RATE_COUNT
; i
++)
1225 if (sc
->txpow_rate_20mhz
[i
] == 0xffffffff)
1228 rt2860_io_mac_write(sc
, RT2860_REG_TX_PWR_CFG(i
),
1229 sc
->txpow_rate_20mhz
[i
]);
1232 for (i
= 0; i
< RT2860_DEF_MAC_SIZE
; i
++)
1233 rt2860_io_mac_write(sc
, rt2860_def_mac
[i
].reg
,
1234 rt2860_def_mac
[i
].val
);
1236 /* wait while MAC is busy */
1238 for (ntries
= 0; ntries
< 100; ntries
++)
1240 if (!(rt2860_io_mac_read(sc
, RT2860_REG_STATUS_CFG
) &
1241 (RT2860_REG_STATUS_TX_BUSY
| RT2860_REG_STATUS_RX_BUSY
)))
1249 printf("%s: timeout waiting for MAC\n",
1250 device_get_nameunit(sc
->dev
));
1254 /* clear Host to MCU mailbox */
1256 rt2860_io_mac_write(sc
, RT2860_REG_H2M_MAILBOX_BBP_AGENT
, 0);
1257 rt2860_io_mac_write(sc
, RT2860_REG_H2M_MAILBOX
, 0);
1259 rt2860_io_mcu_cmd(sc
, RT2860_IO_MCU_CMD_BOOT
,
1260 RT2860_REG_H2M_TOKEN_NO_INTR
, 0);
1264 error
= rt2860_init_bbp(sc
);
1268 /* set up maximum buffer sizes */
1270 tmp
= (1 << 12) | RT2860_MAX_AGG_SIZE
;
1272 rt2860_io_mac_write(sc
, RT2860_REG_MAX_LEN_CFG
, tmp
);
1274 if (sc
->mac_rev
== 0x28720200)
1276 /* set max. PSDU length from 16K to 32K bytes */
1278 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_MAX_LEN_CFG
);
1283 rt2860_io_mac_write(sc
, RT2860_REG_MAX_LEN_CFG
, tmp
);
1286 if (sc
->mac_rev
>= 0x28720200 && sc
->mac_rev
< 0x30700200)
1288 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_MAX_LEN_CFG
);
1293 rt2860_io_mac_write(sc
, RT2860_REG_MAX_LEN_CFG
, tmp
);
1296 /* set mac address */
1298 rt2860_asic_set_macaddr(sc
, IF_LLADDR(ifp
));
1300 /* clear statistic registers */
1302 rt2860_io_mac_read_multi(sc
, RT2860_REG_RX_STA_CNT0
,
1303 stacnt
, sizeof(stacnt
));
1305 /* set RTS threshold */
1307 rt2860_asic_update_rtsthreshold(sc
);
1311 rt2860_asic_update_txpower(sc
);
1313 /* set up protection mode */
1315 rt2860_asic_updateprot(sc
);
1317 /* clear key tables */
1319 rt2860_asic_clear_keytables(sc
);
1321 /* clear beacon frame space (entries = 8, entry size = 512) */
1323 rt2860_io_mac_set_region_4(sc
, RT2860_REG_BEACON_BASE(0), 0, 1024);
1325 taskqueue_unblock(sc
->taskqueue
);
1327 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
1329 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
1330 rt2860_reset_tx_ring(sc
, &sc
->tx_ring
[i
]);
1332 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
1334 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_BASE_PTR(i
),
1335 sc
->tx_ring
[i
].desc_phys_addr
);
1336 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_MAX_CNT(i
),
1337 RT2860_SOFTC_TX_RING_DESC_COUNT
);
1338 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_CTX_IDX(i
), 0);
1343 rt2860_reset_rx_ring(sc
, &sc
->rx_ring
);
1345 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_BASE_PTR
,
1346 sc
->rx_ring
.desc_phys_addr
);
1347 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_MAX_CNT
,
1348 RT2860_SOFTC_RX_RING_DATA_COUNT
);
1349 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_CALC_IDX
,
1350 RT2860_SOFTC_RX_RING_DATA_COUNT
- 1);
1352 /* wait while DMA engine is busy */
1354 for (ntries
= 0; ntries
< 100; ntries
++)
1356 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
);
1357 if (!(tmp
& (RT2860_REG_TX_DMA_BUSY
| RT2860_REG_RX_DMA_BUSY
)))
1365 printf("%s: timeout waiting for DMA engine\n",
1366 device_get_nameunit(sc
->dev
));
1371 tmp
|= RT2860_REG_TX_WB_DDONE
;
1373 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
, tmp
);
1375 /* disable interrupts mitigation */
1377 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_DELAY_INT_CFG
, 0);
1379 /* send LEDs operating mode to microcontroller */
1381 rt2860_io_mcu_cmd(sc
, RT2860_IO_MCU_CMD_LED1
,
1382 RT2860_REG_H2M_TOKEN_NO_INTR
, sc
->led_off
[0]);
1383 rt2860_io_mcu_cmd(sc
, RT2860_IO_MCU_CMD_LED2
,
1384 RT2860_REG_H2M_TOKEN_NO_INTR
, sc
->led_off
[1]);
1385 rt2860_io_mcu_cmd(sc
, RT2860_IO_MCU_CMD_LED3
,
1386 RT2860_REG_H2M_TOKEN_NO_INTR
, sc
->led_off
[2]);
1388 /* turn radio LED on */
1390 rt2860_led_cmd(sc
, RT2860_LED_CMD_RADIO_ON
);
1392 /* write vendor-specific BBP values (from EEPROM) */
1394 for (i
= 0; i
< RT2860_SOFTC_BBP_EEPROM_COUNT
; i
++)
1396 if (sc
->bbp_eeprom
[i
].reg
== 0x00 ||
1397 sc
->bbp_eeprom
[i
].reg
== 0xff)
1400 rt2860_io_bbp_write(sc
, sc
->bbp_eeprom
[i
].reg
,
1401 sc
->bbp_eeprom
[i
].val
);
1405 tmp = rt2860_io_mac_read(sc, RT2860_REG_SCHDMA_GPIO_CTRL_CFG);
1408 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_SLEEP,
1409 RT2860_REG_H2M_TOKEN_RADIOOFF, 0x02ff);
1410 rt2860_io_mcu_cmd_check(sc, RT2860_REG_H2M_TOKEN_RADIOOFF);
1412 rt2860_io_mcu_cmd(sc, RT2860_IO_MCU_CMD_WAKEUP,
1413 RT2860_REG_H2M_TOKEN_WAKEUP, 0);
1414 rt2860_io_mcu_cmd_check(sc, RT2860_REG_H2M_TOKEN_WAKEUP);
1418 /* disable non-existing Rx chains */
1420 tmp
= rt2860_io_bbp_read(sc
, 3);
1422 tmp
&= ~((1 << 4) | (1 << 3));
1424 if (sc
->nrxpath
== 3)
1426 else if (sc
->nrxpath
== 2)
1429 rt2860_io_bbp_write(sc
, 3, tmp
);
1431 /* disable non-existing Tx chains */
1433 tmp
= rt2860_io_bbp_read(sc
, 1);
1435 tmp
&= ~((1 << 4) | (1 << 3));
1437 if (sc
->ntxpath
== 2)
1440 rt2860_io_bbp_write(sc
, 1, tmp
);
1442 /* set current channel */
1444 rt2860_rf_set_chan(sc
, ic
->ic_curchan
);
1446 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WMM_TXOP0_CFG
, 0);
1447 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WMM_TXOP1_CFG
,
1450 if ((sc
->mac_rev
& 0xffff) != 0x0101)
1451 rt2860_io_mac_write(sc
, RT2860_REG_TX_TXOP_CTRL_CFG
, 0x583f);
1453 /* clear pending interrupts */
1455 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_INT_STATUS
, 0xffffffff);
1457 /* enable interrupts */
1459 tmp
= RT2860_REG_INT_TX_COHERENT
|
1460 RT2860_REG_INT_RX_COHERENT
|
1461 RT2860_REG_INT_GP_TIMER
|
1462 RT2860_REG_INT_AUTO_WAKEUP
|
1463 RT2860_REG_INT_FIFO_STA_FULL
|
1465 RT2860_REG_INT_PRE_TBTT |
1466 RT2860_REG_INT_TBTT |
1468 RT2860_REG_INT_TXRX_COHERENT
|
1469 RT2860_REG_INT_MCU_CMD
|
1470 RT2860_REG_INT_TX_MGMT_DONE
|
1471 RT2860_REG_INT_TX_HCCA_DONE
|
1472 RT2860_REG_INT_TX_AC3_DONE
|
1473 RT2860_REG_INT_TX_AC2_DONE
|
1474 RT2860_REG_INT_TX_AC1_DONE
|
1475 RT2860_REG_INT_TX_AC0_DONE
|
1476 RT2860_REG_INT_RX_DONE
;
1478 sc
->intr_enable_mask
= tmp
;
1480 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_INT_MASK
, tmp
);
1482 if (rt2860_txrx_enable(sc
) != 0)
1485 /* clear garbage interrupts */
1487 tmp
= rt2860_io_mac_read(sc
, 0x1300);
1489 ifp
->if_drv_flags
&= ~IFF_DRV_OACTIVE
;
1490 ifp
->if_drv_flags
|= IFF_DRV_RUNNING
;
1492 sc
->periodic_round
= 0;
1494 callout_reset(&sc
->periodic_ch
, hz
/ 10, rt2860_periodic
, sc
);
1500 rt2860_stop_locked(sc
);
1506 static void rt2860_init(void *priv
)
1508 struct rt2860_softc
*sc
;
1512 RT2860_SOFTC_LOCK(sc
);
1514 rt2860_init_locked(sc
);
1516 RT2860_SOFTC_UNLOCK(sc
);
1522 static int rt2860_init_bbp(struct rt2860_softc
*sc
)
1527 for (ntries
= 0; ntries
< 20; ntries
++)
1529 tmp
= rt2860_io_bbp_read(sc
, 0);
1530 if (tmp
!= 0x00 && tmp
!= 0xff)
1534 if (tmp
== 0x00 || tmp
== 0xff)
1536 printf("%s: timeout waiting for BBP to wakeup\n",
1537 device_get_nameunit(sc
->dev
));
1541 for (i
= 0; i
< RT2860_DEF_BBP_SIZE
; i
++)
1542 rt2860_io_bbp_write(sc
, rt2860_def_bbp
[i
].reg
,
1543 rt2860_def_bbp
[i
].val
);
1545 if ((sc
->mac_rev
& 0xffff) != 0x0101)
1546 rt2860_io_bbp_write(sc
, 84, 0x19);
1548 if (sc
->mac_rev
== 0x28600100)
1550 rt2860_io_bbp_write(sc
, 69, 0x16);
1551 rt2860_io_bbp_write(sc
, 73, 0x12);
1558 * rt2860_stop_locked
1560 static void rt2860_stop_locked(void *priv
)
1562 struct rt2860_softc
*sc
;
1564 struct ieee80211com
*ic
;
1571 RT2860_DPRINTF(sc
, RT2860_DEBUG_ANY
,
1573 device_get_nameunit(sc
->dev
));
1575 RT2860_SOFTC_ASSERT_LOCKED(sc
);
1579 if (ifp
->if_drv_flags
& IFF_DRV_RUNNING
)
1580 rt2860_led_cmd(sc
, RT2860_LED_CMD_RADIO_OFF
);
1582 ifp
->if_drv_flags
&= ~(IFF_DRV_RUNNING
| IFF_DRV_OACTIVE
);
1584 callout_stop(&sc
->periodic_ch
);
1585 callout_stop(&sc
->tx_watchdog_ch
);
1587 RT2860_SOFTC_UNLOCK(sc
);
1589 taskqueue_block(sc
->taskqueue
);
1591 taskqueue_drain(sc
->taskqueue
, &sc
->rx_done_task
);
1592 taskqueue_drain(sc
->taskqueue
, &sc
->tx_done_task
);
1593 taskqueue_drain(sc
->taskqueue
, &sc
->fifo_sta_full_task
);
1594 taskqueue_drain(sc
->taskqueue
, &sc
->periodic_task
);
1596 RT2860_SOFTC_LOCK(sc
);
1598 /* clear key tables */
1600 rt2860_asic_clear_keytables(sc
);
1602 /* disable interrupts */
1604 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_INT_MASK
, 0);
1608 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_SYS_CTRL
);
1610 tmp
&= ~(RT2860_REG_RX_ENABLE
| RT2860_REG_TX_ENABLE
);
1612 rt2860_io_mac_write(sc
, RT2860_REG_SYS_CTRL
, tmp
);
1616 rt2860_io_mac_write(sc
, RT2860_REG_SYS_CTRL
,
1617 RT2860_REG_MAC_SRST
| RT2860_REG_BBP_HRST
);
1618 rt2860_io_mac_write(sc
, RT2860_REG_SYS_CTRL
, 0);
1624 static void rt2860_stop(void *priv
)
1626 struct rt2860_softc
*sc
;
1630 RT2860_SOFTC_LOCK(sc
);
1632 rt2860_stop_locked(sc
);
1634 RT2860_SOFTC_UNLOCK(sc
);
1640 static void rt2860_start(struct ifnet
*ifp
)
1642 struct rt2860_softc
*sc
;
1643 struct ieee80211_node
*ni
;
1649 RT2860_SOFTC_LOCK(sc
);
1651 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
1653 RT2860_SOFTC_UNLOCK(sc
);
1659 IF_POLL(&ifp
->if_snd
, m
);
1663 IFQ_DRV_DEQUEUE(&ifp
->if_snd
, m
);
1665 ni
= (struct ieee80211_node
*) m
->m_pkthdr
.rcvif
;
1667 qid
= M_WME_GETAC(m
);
1669 if (sc
->tx_ring
[qid
].data_queued
>= RT2860_SOFTC_TX_RING_DATA_COUNT
)
1671 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
1672 "%s: if_start: Tx ring with qid=%d is full\n",
1673 device_get_nameunit(sc
->dev
), qid
);
1676 ieee80211_free_node(ni
);
1678 ifp
->if_drv_flags
|= IFF_DRV_OACTIVE
;
1681 sc
->tx_data_queue_full
[qid
]++;
1686 if (rt2860_tx_data(sc
, m
, ni
, qid
) != 0)
1688 ieee80211_free_node(ni
);
1695 rt2860_drain_fifo_stats(sc
);
1697 sc
->tx_timer
= RT2860_TX_WATCHDOG_TIMEOUT
;
1699 callout_reset(&sc
->tx_watchdog_ch
, hz
, rt2860_tx_watchdog
, sc
);
1702 RT2860_SOFTC_UNLOCK(sc
);
1708 static int rt2860_ioctl(struct ifnet
*ifp
, u_long cmd
, caddr_t data
)
1710 struct rt2860_softc
*sc
;
1711 struct ieee80211com
*ic
;
1713 int error
, startall
;
1717 ifr
= (struct ifreq
*) data
;
1726 RT2860_SOFTC_LOCK(sc
);
1728 if (ifp
->if_flags
& IFF_UP
)
1730 if (ifp
->if_drv_flags
& IFF_DRV_RUNNING
)
1732 if ((ifp
->if_flags
^ sc
->if_flags
) & IFF_PROMISC
)
1733 rt2860_asic_update_promisc(sc
);
1737 rt2860_init_locked(sc
);
1743 if (ifp
->if_drv_flags
& IFF_DRV_RUNNING
)
1744 rt2860_stop_locked(sc
);
1747 sc
->if_flags
= ifp
->if_flags
;
1749 RT2860_SOFTC_UNLOCK(sc
);
1752 ieee80211_start_all(ic
);
1757 error
= ifmedia_ioctl(ifp
, ifr
, &ic
->ic_media
, cmd
);
1761 error
= ether_ioctl(ifp
, cmd
, data
);
1775 static struct ieee80211vap
*rt2860_vap_create(struct ieee80211com
*ic
,
1776 const char name
[IFNAMSIZ
], int unit
, int opmode
, int flags
,
1777 const uint8_t bssid
[IEEE80211_ADDR_LEN
],
1778 const uint8_t mac
[IEEE80211_ADDR_LEN
])
1780 struct rt2860_softc
*sc
;
1782 struct rt2860_softc_vap
*rvap
;
1783 struct ieee80211vap
*vap
;
1788 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATE
,
1789 "%s: VAP create: opmode=%s\n",
1790 device_get_nameunit(sc
->dev
),
1791 ieee80211_opmode_name
[opmode
]);
1795 case IEEE80211_M_MONITOR
:
1796 case IEEE80211_M_IBSS
:
1797 case IEEE80211_M_STA
:
1798 case IEEE80211_M_AHDEMO
:
1799 case IEEE80211_M_HOSTAP
:
1800 case IEEE80211_M_MBSS
:
1801 if (!TAILQ_EMPTY(&ic
->ic_vaps
))
1803 if_printf(ifp
, "only 1 VAP supported\n");
1807 if (opmode
== IEEE80211_M_STA
)
1808 flags
|= IEEE80211_CLONE_NOBEACONS
;
1811 case IEEE80211_M_WDS
:
1812 if (TAILQ_EMPTY(&ic
->ic_vaps
) || ic
->ic_opmode
!= IEEE80211_M_HOSTAP
)
1814 if_printf(ifp
, "WDS only supported in AP mode\n");
1818 flags
&= ~IEEE80211_CLONE_BSSID
;
1822 if_printf(ifp
, "unknown opmode %d\n", opmode
);
1826 rvap
= (struct rt2860_softc_vap
*) malloc(sizeof(struct rt2860_softc_vap
),
1827 M_80211_VAP
, M_NOWAIT
| M_ZERO
);
1833 ieee80211_vap_setup(ic
, vap
, name
, unit
, opmode
, flags
, bssid
, mac
);
1835 rvap
->newstate
= vap
->iv_newstate
;
1836 vap
->iv_newstate
= rt2860_vap_newstate
;
1838 vap
->iv_reset
= rt2860_vap_reset
;
1839 vap
->iv_key_update_begin
= rt2860_vap_key_update_begin
;
1840 vap
->iv_key_update_end
= rt2860_vap_key_update_end
;
1841 vap
->iv_key_set
= rt2860_vap_key_set
;
1842 vap
->iv_key_delete
= rt2860_vap_key_delete
;
1843 vap
->iv_update_beacon
= rt2860_vap_update_beacon
;
1845 rt2860_amrr_init(&rvap
->amrr
, vap
,
1847 RT2860_AMRR_MIN_SUCCESS_THRESHOLD
,
1848 RT2860_AMRR_MAX_SUCCESS_THRESHOLD
,
1851 ieee80211_vap_attach(vap
, rt2860_media_change
, ieee80211_media_status
);
1853 /* override default Rx A-MPDU factor */
1855 vap
->iv_ampdu_rxmax
= IEEE80211_HTCAP_MAXRXAMPDU_32K
;
1856 vap
->iv_ampdu_density
= IEEE80211_HTCAP_MPDUDENSITY_NA
;
1857 vap
->iv_ampdu_limit
= vap
->iv_ampdu_rxmax
;
1859 ic
->ic_opmode
= opmode
;
1867 static void rt2860_vap_delete(struct ieee80211vap
*vap
)
1869 struct rt2860_softc
*sc
;
1870 struct ieee80211com
*ic
;
1872 struct rt2860_softc_vap
*rvap
;
1877 rvap
= (struct rt2860_softc_vap
*) vap
;
1879 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATE
,
1880 "%s: VAP delete: opmode=%s\n",
1881 device_get_nameunit(sc
->dev
),
1882 ieee80211_opmode_name
[vap
->iv_opmode
]);
1884 rt2860_amrr_cleanup(&rvap
->amrr
);
1886 ieee80211_vap_detach(vap
);
1888 free(rvap
, M_80211_VAP
);
1894 static int rt2860_vap_reset(struct ieee80211vap
*vap
, u_long cmd
)
1896 struct rt2860_softc
*sc
;
1897 struct ieee80211com
*ic
;
1899 struct rt2860_softc_vap
*rvap
;
1905 rvap
= (struct rt2860_softc_vap
*) vap
;
1907 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATE
,
1908 "%s: VAP reset: cmd=%lu\n",
1909 device_get_nameunit(sc
->dev
), cmd
);
1915 case IEEE80211_IOC_RTSTHRESHOLD
:
1916 case IEEE80211_IOC_AMSDU
:
1917 rt2860_asic_update_rtsthreshold(sc
);
1920 case IEEE80211_IOC_PROTMODE
:
1921 case IEEE80211_IOC_HTPROTMODE
:
1922 rt2860_asic_updateprot(sc
);
1925 case IEEE80211_IOC_TXPOWER
:
1926 rt2860_asic_update_txpower(sc
);
1929 case IEEE80211_IOC_BURST
:
1930 rt2860_asic_updateslot(sc
);
1933 case IEEE80211_IOC_SHORTGI
:
1934 case IEEE80211_IOC_AMPDU_DENSITY
:
1946 * rt2860_vap_newstate
1948 static int rt2860_vap_newstate(struct ieee80211vap
*vap
,
1949 enum ieee80211_state nstate
, int arg
)
1951 struct rt2860_softc
*sc
;
1952 struct ieee80211com
*ic
;
1954 struct rt2860_softc_vap
*rvap
;
1955 struct ieee80211_node
*ni
;
1956 enum ieee80211_state ostate
;
1962 rvap
= (struct rt2860_softc_vap
*) vap
;
1964 ostate
= vap
->iv_state
;
1966 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATE
,
1967 "%s: VAP newstate: %s -> %s\n",
1968 device_get_nameunit(sc
->dev
),
1969 ieee80211_state_name
[ostate
], ieee80211_state_name
[nstate
]);
1971 error
= rvap
->newstate(vap
, nstate
, arg
);
1975 IEEE80211_UNLOCK(ic
);
1977 RT2860_SOFTC_LOCK(sc
);
1979 /* turn link LED off */
1981 if (nstate
!= IEEE80211_S_RUN
)
1982 rt2860_led_cmd(sc
, RT2860_LED_CMD_RADIO_OFF
);
1986 case IEEE80211_S_INIT
:
1987 rt2860_asic_disable_tsf_sync(sc
);
1990 case IEEE80211_S_RUN
:
1993 rt2860_rf_set_chan(sc
, ni
->ni_chan
);
1995 if (vap
->iv_opmode
!= IEEE80211_M_MONITOR
)
1997 rt2860_asic_enable_mrr(sc
);
1998 rt2860_asic_set_txpreamble(sc
);
1999 rt2860_asic_set_basicrates(sc
);
2000 rt2860_asic_update_txpower(sc
);
2001 rt2860_asic_set_bssid(sc
, ni
->ni_bssid
);
2004 if (vap
->iv_opmode
== IEEE80211_M_HOSTAP
||
2005 vap
->iv_opmode
== IEEE80211_M_IBSS
||
2006 vap
->iv_opmode
== IEEE80211_M_MBSS
)
2008 error
= rt2860_asic_update_beacon(sc
, vap
);
2013 if (vap
->iv_opmode
!= IEEE80211_M_MONITOR
)
2014 rt2860_asic_enable_tsf_sync(sc
);
2016 /* turn link LED on */
2018 if (vap
->iv_opmode
!= IEEE80211_M_MONITOR
)
2020 rt2860_led_cmd(sc
, RT2860_LED_CMD_RADIO_ON
|
2021 (IEEE80211_IS_CHAN_2GHZ(ni
->ni_chan
) ?
2022 RT2860_LED_CMD_LINK_2GHZ
: RT2860_LED_CMD_LINK_5GHZ
));
2030 RT2860_SOFTC_UNLOCK(sc
);
2038 * rt2860_vap_key_update_begin
2040 static void rt2860_vap_key_update_begin(struct ieee80211vap
*vap
)
2042 struct rt2860_softc
*sc
;
2043 struct ieee80211com
*ic
;
2050 RT2860_DPRINTF(sc
, RT2860_DEBUG_KEY
,
2051 "%s: VAP key update begin\n",
2052 device_get_nameunit(sc
->dev
));
2054 taskqueue_block(sc
->taskqueue
);
2056 IF_LOCK(&ifp
->if_snd
);
2060 * rt2860_vap_key_update_end
2062 static void rt2860_vap_key_update_end(struct ieee80211vap
*vap
)
2064 struct rt2860_softc
*sc
;
2065 struct ieee80211com
*ic
;
2072 RT2860_DPRINTF(sc
, RT2860_DEBUG_KEY
,
2073 "%s: VAP key update end\n",
2074 device_get_nameunit(sc
->dev
));
2076 IF_UNLOCK(&ifp
->if_snd
);
2078 taskqueue_unblock(sc
->taskqueue
);
2082 * rt2860_vap_key_set
2084 static int rt2860_vap_key_set(struct ieee80211vap
*vap
,
2085 const struct ieee80211_key
*k
, const uint8_t mac
[IEEE80211_ADDR_LEN
])
2087 struct rt2860_softc
*sc
;
2088 struct ieee80211com
*ic
;
2090 struct ieee80211_node
*ni
;
2091 uint16_t associd
, key_base
, keymode_base
;
2092 uint8_t mode
, vapid
, wcid
, iv
[8];
2095 if (k
->wk_cipher
->ic_cipher
!= IEEE80211_CIPHER_WEP
&&
2096 k
->wk_cipher
->ic_cipher
!= IEEE80211_CIPHER_TKIP
&&
2097 k
->wk_cipher
->ic_cipher
!= IEEE80211_CIPHER_AES_CCM
)
2104 if (vap
->iv_opmode
!= IEEE80211_M_HOSTAP
)
2107 ni
= ieee80211_find_vap_node(&ic
->ic_sta
, vap
, mac
);
2109 associd
= (ni
!= NULL
) ? ni
->ni_associd
: 0;
2111 if ((vap
->iv_opmode
== IEEE80211_M_HOSTAP
) && (ni
!= NULL
))
2112 ieee80211_free_node(ni
);
2114 switch (k
->wk_cipher
->ic_cipher
)
2116 case IEEE80211_CIPHER_WEP
:
2117 if(k
->wk_keylen
< 8)
2118 mode
= RT2860_REG_CIPHER_MODE_WEP40
;
2120 mode
= RT2860_REG_CIPHER_MODE_WEP104
;
2123 case IEEE80211_CIPHER_TKIP
:
2124 mode
= RT2860_REG_CIPHER_MODE_TKIP
;
2127 case IEEE80211_CIPHER_AES_CCM
:
2128 mode
= RT2860_REG_CIPHER_MODE_AES_CCMP
;
2135 RT2860_DPRINTF(sc
, RT2860_DEBUG_KEY
,
2136 "%s: VAP key set: keyix=%d, keylen=%d, associd=0x%04x, mode=%d, group=%d\n",
2137 device_get_nameunit(sc
->dev
), k
->wk_keyix
, k
->wk_keylen
, associd
, mode
,
2138 (k
->wk_flags
& IEEE80211_KEY_GROUP
) ? 1 : 0);
2140 if (!(k
->wk_flags
& IEEE80211_KEY_GROUP
))
2142 /* install pairwise key */
2145 wcid
= RT2860_AID2WCID(associd
);
2146 key_base
= RT2860_REG_PKEY(wcid
);
2148 if (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_WEP
)
2152 iv
[3] = (k
->wk_keyix
<< 6);
2156 if (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_TKIP
)
2158 iv
[0] = (k
->wk_keytsc
>> 8);
2159 iv
[1] = ((iv
[0] | 0x20) & 0x7f);
2160 iv
[2] = k
->wk_keytsc
;
2166 iv
[0] = k
->wk_keytsc
;
2167 iv
[1] = k
->wk_keytsc
>> 8;
2171 iv
[3] = ((k
->wk_keyix
<< 6) | IEEE80211_WEP_EXTIV
);
2172 iv
[4] = (k
->wk_keytsc
>> 16);
2173 iv
[5] = (k
->wk_keytsc
>> 24);
2174 iv
[6] = (k
->wk_keytsc
>> 32);
2175 iv
[7] = (k
->wk_keytsc
>> 40);
2177 RT2860_DPRINTF(sc
, RT2860_DEBUG_KEY
,
2178 "%s: VAP key set: iv=%02x %02x %02x %02x %02x %02x %02x %02x\n",
2179 device_get_nameunit(sc
->dev
),
2180 iv
[0], iv
[1], iv
[2], iv
[3], iv
[4], iv
[5], iv
[6], iv
[7]);
2183 rt2860_io_mac_write_multi(sc
, RT2860_REG_IVEIV(wcid
), iv
, 8);
2185 if (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_TKIP
)
2187 rt2860_io_mac_write_multi(sc
, key_base
, k
->wk_key
, 16);
2189 if (vap
->iv_opmode
!= IEEE80211_M_HOSTAP
)
2191 rt2860_io_mac_write_multi(sc
, key_base
+ 16, &k
->wk_key
[16], 8);
2192 rt2860_io_mac_write_multi(sc
, key_base
+ 24, &k
->wk_key
[24], 8);
2196 rt2860_io_mac_write_multi(sc
, key_base
+ 16, &k
->wk_key
[24], 8);
2197 rt2860_io_mac_write_multi(sc
, key_base
+ 24, &k
->wk_key
[16], 8);
2202 rt2860_io_mac_write_multi(sc
, key_base
, k
->wk_key
, k
->wk_keylen
);
2205 tmp
= ((vapid
& RT2860_REG_VAP_MASK
) << RT2860_REG_VAP_SHIFT
) |
2206 (mode
<< RT2860_REG_CIPHER_MODE_SHIFT
) | RT2860_REG_PKEY_ENABLE
;
2208 rt2860_io_mac_write(sc
, RT2860_REG_WCID_ATTR(wcid
), tmp
);
2211 if ((k
->wk_flags
& IEEE80211_KEY_GROUP
) ||
2212 (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_WEP
))
2214 /* install group key */
2217 key_base
= RT2860_REG_SKEY(vapid
, k
->wk_keyix
);
2218 keymode_base
= RT2860_REG_SKEY_MODE(vapid
);
2220 if (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_TKIP
)
2222 rt2860_io_mac_write_multi(sc
, key_base
, k
->wk_key
, 16);
2224 if (vap
->iv_opmode
!= IEEE80211_M_HOSTAP
)
2226 rt2860_io_mac_write_multi(sc
, key_base
+ 16, &k
->wk_key
[16], 8);
2227 rt2860_io_mac_write_multi(sc
, key_base
+ 24, &k
->wk_key
[24], 8);
2231 rt2860_io_mac_write_multi(sc
, key_base
+ 16, &k
->wk_key
[24], 8);
2232 rt2860_io_mac_write_multi(sc
, key_base
+ 24, &k
->wk_key
[16], 8);
2237 rt2860_io_mac_write_multi(sc
, key_base
, k
->wk_key
, k
->wk_keylen
);
2240 tmp
= rt2860_io_mac_read(sc
, keymode_base
);
2242 tmp
&= ~(0xf << (k
->wk_keyix
* 4 + 16 * (vapid
% 2)));
2243 tmp
|= (mode
<< (k
->wk_keyix
* 4 + 16 * (vapid
% 2)));
2245 rt2860_io_mac_write(sc
, keymode_base
, tmp
);
2252 * rt2860_vap_key_delete
2254 static int rt2860_vap_key_delete(struct ieee80211vap
*vap
,
2255 const struct ieee80211_key
*k
)
2257 struct rt2860_softc
*sc
;
2258 struct ieee80211com
*ic
;
2260 struct ieee80211_node
*ni
;
2262 uint8_t vapid
, wcid
;
2269 associd
= (ni
!= NULL
) ? ni
->ni_associd
: 0;
2271 RT2860_DPRINTF(sc
, RT2860_DEBUG_KEY
,
2272 "%s: VAP key delete: keyix=%d, keylen=%d, associd=0x%04x, group=%d\n",
2273 device_get_nameunit(sc
->dev
), k
->wk_keyix
, k
->wk_keylen
, associd
,
2274 (k
->wk_flags
& IEEE80211_KEY_GROUP
) ? 1 : 0);
2276 if (!(k
->wk_flags
& IEEE80211_KEY_GROUP
))
2278 /* remove pairwise key */
2281 wcid
= RT2860_AID2WCID(associd
);
2283 tmp
= ((vapid
& RT2860_REG_VAP_MASK
) << RT2860_REG_VAP_SHIFT
) |
2284 (RT2860_REG_CIPHER_MODE_NONE
<< RT2860_REG_CIPHER_MODE_SHIFT
) | RT2860_REG_PKEY_ENABLE
;
2286 rt2860_io_mac_write(sc
, RT2860_REG_WCID_ATTR(wcid
), tmp
);
2290 /* remove group key */
2294 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_SKEY_MODE(vapid
));
2296 tmp
&= ~(0xf << (k
->wk_keyix
* 4 + 16 * (vapid
% 2)));
2297 tmp
|= (RT2860_REG_CIPHER_MODE_NONE
<< (k
->wk_keyix
* 4 + 16 * (vapid
% 2)));
2299 rt2860_io_mac_write(sc
, RT2860_REG_SKEY_MODE(vapid
), tmp
);
2306 * rt2860_vap_update_beacon
2308 static void rt2860_vap_update_beacon(struct ieee80211vap
*vap
, int what
)
2310 struct rt2860_softc
*sc
;
2311 struct ieee80211com
*ic
;
2318 RT2860_DPRINTF(sc
, RT2860_DEBUG_BEACON
,
2319 "%s: VAP update beacon\n",
2320 device_get_nameunit(sc
->dev
));
2322 rt2860_asic_update_beacon(sc
, vap
);
2326 * rt2860_media_change
2328 static int rt2860_media_change(struct ifnet
*ifp
)
2332 error
= ieee80211_media_change(ifp
);
2334 return (error
== ENETRESET
? 0 : error
);
2340 static struct ieee80211_node
*rt2860_node_alloc(struct ieee80211vap
*vap
,
2341 const uint8_t mac
[IEEE80211_ADDR_LEN
])
2343 return malloc(sizeof(struct rt2860_softc_node
),
2344 M_80211_NODE
, M_NOWAIT
| M_ZERO
);
2348 * rt2860_setregdomain
2350 static int rt2860_setregdomain(struct ieee80211com
*ic
,
2351 struct ieee80211_regdomain
*reg
,
2352 int nchans
, struct ieee80211_channel chans
[])
2354 struct rt2860_softc
*sc
;
2360 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATE
,
2361 "%s: set regulatory domain: country=%d, country code string=%c%c, location=%c\n",
2362 device_get_nameunit(sc
->dev
),
2363 reg
->country
, reg
->isocc
[0], reg
->isocc
[1], reg
->location
);
2369 * rt2860_getradiocaps
2371 static void rt2860_getradiocaps(struct ieee80211com
*ic
,
2372 int maxchans
, int *nchans
, struct ieee80211_channel chans
[])
2374 *nchans
= (ic
->ic_nchans
>= maxchans
) ? maxchans
: ic
->ic_nchans
;
2376 memcpy(chans
, ic
->ic_channels
, (*nchans
) * sizeof(struct ieee80211_channel
));
2382 static void rt2860_scan_start(struct ieee80211com
*ic
)
2384 struct rt2860_softc
*sc
;
2390 rt2860_asic_disable_tsf_sync(sc
);
2396 static void rt2860_scan_end(struct ieee80211com
*ic
)
2398 struct rt2860_softc
*sc
;
2404 rt2860_asic_enable_tsf_sync(sc
);
2408 * rt2860_set_channel
2410 static void rt2860_set_channel(struct ieee80211com
*ic
)
2412 struct rt2860_softc
*sc
;
2418 RT2860_DPRINTF(sc
, RT2860_DEBUG_CHAN
,
2419 "%s: set channel: channel=%u, HT%s%s\n",
2420 device_get_nameunit(sc
->dev
),
2421 ieee80211_chan2ieee(ic
, ic
->ic_curchan
),
2422 !IEEE80211_IS_CHAN_HT(ic
->ic_curchan
) ? " disabled" :
2423 IEEE80211_IS_CHAN_HT20(ic
->ic_curchan
) ? "20":
2424 IEEE80211_IS_CHAN_HT40U(ic
->ic_curchan
) ? "40U" : "40D",
2425 (ic
->ic_flags
& IEEE80211_F_SCAN
) ? ", scanning" : "");
2427 RT2860_SOFTC_LOCK(sc
);
2429 rt2860_rf_set_chan(sc
, ic
->ic_curchan
);
2431 RT2860_SOFTC_UNLOCK(sc
);
2437 static void rt2860_newassoc(struct ieee80211_node
*ni
, int isnew
)
2439 struct rt2860_softc
*sc
;
2440 struct ieee80211com
*ic
;
2442 struct ieee80211vap
*vap
;
2443 struct rt2860_softc_vap
*rvap
;
2451 rvap
= (struct rt2860_softc_vap
*) vap
;
2453 associd
= (ni
!= NULL
) ? ni
->ni_associd
: 0;
2454 wcid
= RT2860_AID2WCID(associd
);
2456 RT2860_DPRINTF(sc
, RT2860_DEBUG_NODE
,
2457 "%s: new association: wcid=0x%02x, "
2458 "mac addr=%s, QoS %s, ERP %s, HT %s\n",
2459 device_get_nameunit(sc
->dev
), wcid
,
2460 ether_sprintf(ni
->ni_macaddr
),
2461 (ni
->ni_flags
& IEEE80211_NODE_QOS
) ? "enabled" : "disabled",
2462 (ni
->ni_flags
& IEEE80211_NODE_ERP
) ? "enabled" : "disabled",
2463 (ni
->ni_flags
& IEEE80211_NODE_HT
) ? "enabled" : "disabled");
2465 rt2860_io_mac_write_multi(sc
, RT2860_REG_WCID(wcid
),
2466 ni
->ni_macaddr
, IEEE80211_ADDR_LEN
);
2468 rt2860_amrr_node_init(&rvap
->amrr
, &sc
->amrr_node
[wcid
], ni
);
2470 RT2860_DPRINTF(sc
, RT2860_DEBUG_RATE
,
2471 "%s: initial%s node Tx rate: associd=0x%04x, rate=0x%02x, max rate=0x%02x\n",
2472 device_get_nameunit(sc
->dev
),
2473 (ni
->ni_flags
& IEEE80211_NODE_HT
) ? " HT" : "",
2474 ni
->ni_associd
, ni
->ni_txrate
,
2475 (ni
->ni_flags
& IEEE80211_NODE_HT
) ?
2476 (ni
->ni_htrates
.rs_rates
[ni
->ni_htrates
.rs_nrates
- 1] | IEEE80211_RATE_MCS
) :
2477 (ni
->ni_rates
.rs_rates
[ni
->ni_rates
.rs_nrates
- 1] & IEEE80211_RATE_VAL
));
2479 rt2860_asic_updateprot(sc
);
2480 rt2860_asic_updateslot(sc
);
2481 rt2860_asic_set_txpreamble(sc
);
2487 static void rt2860_updateslot(struct ifnet
*ifp
)
2489 struct rt2860_softc
*sc
;
2493 rt2860_asic_updateslot(sc
);
2497 * rt2860_update_promisc
2499 static void rt2860_update_promisc(struct ifnet
*ifp
)
2501 struct rt2860_softc
*sc
;
2505 rt2860_asic_update_promisc(sc
);
2509 * rt2860_update_mcast
2511 static void rt2860_update_mcast(struct ifnet
*ifp
)
2513 struct rt2860_softc
*sc
;
2521 static int rt2860_wme_update(struct ieee80211com
*ic
)
2523 struct rt2860_softc
*sc
;
2529 rt2860_asic_wme_update(sc
);
2537 static int rt2860_raw_xmit(struct ieee80211_node
*ni
, struct mbuf
*m
,
2538 const struct ieee80211_bpf_params
*params
)
2540 struct rt2860_softc
*sc
;
2541 struct ieee80211com
*ic
;
2548 RT2860_SOFTC_LOCK(sc
);
2550 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
2552 RT2860_SOFTC_UNLOCK(sc
);
2555 ieee80211_free_node(ni
);
2560 if (sc
->tx_ring
[sc
->tx_ring_mgtqid
].data_queued
>= RT2860_SOFTC_TX_RING_DATA_COUNT
)
2562 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
2563 "%s: raw xmit: Tx ring with qid=%d is full\n",
2564 device_get_nameunit(sc
->dev
), sc
->tx_ring_mgtqid
);
2566 ifp
->if_drv_flags
|= IFF_DRV_OACTIVE
;
2568 RT2860_SOFTC_UNLOCK(sc
);
2571 ieee80211_free_node(ni
);
2573 sc
->tx_data_queue_full
[sc
->tx_ring_mgtqid
]++;
2578 if (rt2860_tx_mgmt(sc
, m
, ni
, sc
->tx_ring_mgtqid
) != 0)
2582 RT2860_SOFTC_UNLOCK(sc
);
2584 ieee80211_free_node(ni
);
2589 sc
->tx_timer
= RT2860_TX_WATCHDOG_TIMEOUT
;
2591 RT2860_SOFTC_UNLOCK(sc
);
2597 * rt2860_recv_action
2599 static int rt2860_recv_action(struct ieee80211_node
*ni
,
2600 const struct ieee80211_frame
*wh
,
2601 const uint8_t *frm
, const uint8_t *efrm
)
2603 struct rt2860_softc
*sc
;
2604 struct ieee80211com
*ic
;
2606 const struct ieee80211_action
*ia
;
2607 struct ieee80211_tx_ampdu
*tx_ampdu
;
2608 uint16_t associd
, status
, baparamset
;
2610 int ret
, tid
, bufsize
, ac
;
2617 ia
= (const struct ieee80211_action
*) frm
;
2619 ret
= sc
->recv_action(ni
, wh
, frm
, efrm
);
2621 if (ia
->ia_category
!= IEEE80211_ACTION_CAT_BA
)
2624 associd
= (ni
!= NULL
) ? ni
->ni_associd
: 0;
2625 wcid
= RT2860_AID2WCID(associd
);
2627 switch (ia
->ia_action
)
2629 /* IEEE80211_ACTION_BA_ADDBA_REQUEST */
2630 case IEEE80211_ACTION_BA_ADDBA_REQUEST
:
2631 baparamset
= LE_READ_2(frm
+ 3);
2632 tid
= RT2860_MS(baparamset
, IEEE80211_BAPS_TID
);
2633 bufsize
= RT2860_MS(baparamset
, IEEE80211_BAPS_BUFSIZ
);
2635 RT2860_DPRINTF(sc
, RT2860_DEBUG_BA
,
2636 "%s: received ADDBA request: associd=0x%04x, tid=%d, bufsize=%d\n",
2637 device_get_nameunit(sc
->dev
), associd
, tid
, bufsize
);
2639 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_WCID(wcid
) + 4);
2641 tmp
|= (0x10000 << tid
);
2643 rt2860_io_mac_write(sc
, RT2860_REG_WCID(wcid
) + 4, tmp
);
2646 /* IEEE80211_ACTION_BA_ADDBA_RESPONSE */
2647 case IEEE80211_ACTION_BA_ADDBA_RESPONSE
:
2648 status
= LE_READ_2(frm
+ 3);
2649 baparamset
= LE_READ_2(frm
+ 4);
2650 tid
= RT2860_MS(baparamset
, IEEE80211_BAPS_TID
);
2651 bufsize
= RT2860_MS(baparamset
, IEEE80211_BAPS_BUFSIZ
);
2652 ac
= TID_TO_WME_AC(tid
);
2653 tx_ampdu
= &ni
->ni_tx_ampdu
[ac
];
2655 RT2860_DPRINTF(sc
, RT2860_DEBUG_BA
,
2656 "%s: received ADDBA response: associd=0x%04x, status=%d, tid=%d, bufsize=%d\n",
2657 device_get_nameunit(sc
->dev
), associd
, status
, tid
, bufsize
);
2659 if (sc
->mac_rev
>= 0x28720200)
2661 if (tx_ampdu
->txa_wnd
> 13)
2662 tx_ampdu
->txa_wnd
= 13;
2666 if (tx_ampdu
->txa_wnd
> 7)
2667 tx_ampdu
->txa_wnd
= 7;
2670 if (status
== IEEE80211_STATUS_SUCCESS
)
2672 sc
->tx_ampdu_sessions
++;
2674 rt2860_asic_updateprot(sc
);
2678 /* IEEE80211_ACTION_BA_DELBA */
2679 case IEEE80211_ACTION_BA_DELBA
:
2680 baparamset
= LE_READ_2(frm
+ 2);
2681 tid
= RT2860_MS(baparamset
, IEEE80211_BAPS_TID
);
2683 RT2860_DPRINTF(sc
, RT2860_DEBUG_BA
,
2684 "%s: received DELBA request: associd=0x%04x, tid=%d\n",
2685 device_get_nameunit(sc
->dev
), associd
, tid
);
2687 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_WCID(wcid
) + 4);
2689 tmp
&= ~(0x10000 << tid
);
2691 rt2860_io_mac_write(sc
, RT2860_REG_WCID(wcid
) + 4, tmp
);
2699 * rt2860_send_action
2701 static int rt2860_send_action(struct ieee80211_node
*ni
,
2702 int cat
, int act
, void *sa
)
2704 struct rt2860_softc
*sc
;
2705 struct ieee80211com
*ic
;
2707 uint16_t associd
, *args
, baparamset
;
2716 ret
= sc
->send_action(ni
, cat
, act
, sa
);
2718 if (cat
!= IEEE80211_ACTION_CAT_BA
)
2721 associd
= (ni
!= NULL
) ? ni
->ni_associd
: 0;
2722 wcid
= RT2860_AID2WCID(associd
);
2727 /* IEEE80211_ACTION_BA_DELBA */
2728 case IEEE80211_ACTION_BA_DELBA
:
2729 baparamset
= RT2860_SM(args
[0], IEEE80211_DELBAPS_TID
) | args
[1];
2731 tid
= RT2860_MS(baparamset
, IEEE80211_DELBAPS_TID
);
2733 RT2860_DPRINTF(sc
, RT2860_DEBUG_BA
,
2734 "%s: sending DELBA request: associd=0x%04x, tid=%d\n",
2735 device_get_nameunit(sc
->dev
), associd
, tid
);
2737 if (RT2860_MS(baparamset
, IEEE80211_DELBAPS_INIT
) != IEEE80211_DELBAPS_INIT
)
2739 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_WCID(wcid
) + 4);
2741 tmp
&= ~(0x10000 << tid
);
2743 rt2860_io_mac_write(sc
, RT2860_REG_WCID(wcid
) + 4, tmp
);
2747 sc
->tx_ampdu_sessions
--;
2749 rt2860_asic_updateprot(sc
);
2758 * rt2860_amrr_update_iter_func
2760 static void rt2860_amrr_update_iter_func(void *arg
, struct ieee80211_node
*ni
)
2762 struct rt2860_softc
*sc
;
2763 struct ieee80211com
*ic
;
2765 struct ieee80211vap
*vap
;
2766 struct rt2860_softc_vap
*rvap
;
2773 rvap
= (struct rt2860_softc_vap
*) vap
;
2775 /* only associated stations */
2777 if ((ni
->ni_vap
== vap
) && (ni
->ni_associd
!= 0))
2779 wcid
= RT2860_AID2WCID(ni
->ni_associd
);
2781 RT2860_DPRINTF(sc
, RT2860_DEBUG_RATE
,
2782 "%s: AMRR node: wcid=0x%02x, txcnt=%d, success=%d, retrycnt=%d\n",
2783 device_get_nameunit(sc
->dev
),
2784 wcid
, sc
->amrr_node
[wcid
].txcnt
, sc
->amrr_node
[wcid
].success
, sc
->amrr_node
[wcid
].retrycnt
);
2786 rt2860_amrr_choose(ni
, &sc
->amrr_node
[wcid
]);
2788 RT2860_DPRINTF(sc
, RT2860_DEBUG_RATE
,
2789 "%s:%s node Tx rate: associd=0x%04x, rate=0x%02x, max rate=0x%02x\n",
2790 device_get_nameunit(sc
->dev
),
2791 (ni
->ni_flags
& IEEE80211_NODE_HT
) ? " HT" : "",
2792 ni
->ni_associd
, ni
->ni_txrate
,
2793 (ni
->ni_flags
& IEEE80211_NODE_HT
) ?
2794 (ni
->ni_htrates
.rs_rates
[ni
->ni_htrates
.rs_nrates
- 1] | IEEE80211_RATE_MCS
) :
2795 (ni
->ni_rates
.rs_rates
[ni
->ni_rates
.rs_nrates
- 1] & IEEE80211_RATE_VAL
));
2802 static void rt2860_periodic(void *arg
)
2804 struct rt2860_softc
*sc
;
2808 RT2860_DPRINTF(sc
, RT2860_DEBUG_PERIODIC
,
2810 device_get_nameunit(sc
->dev
));
2812 taskqueue_enqueue(sc
->taskqueue
, &sc
->periodic_task
);
2816 * rt2860_tx_watchdog
2818 static void rt2860_tx_watchdog(void *arg
)
2820 struct rt2860_softc
*sc
;
2826 if (sc
->tx_timer
== 0)
2829 if (--sc
->tx_timer
== 0)
2831 printf("%s: Tx watchdog timeout: resetting\n",
2832 device_get_nameunit(sc
->dev
));
2834 rt2860_stop_locked(sc
);
2835 rt2860_init_locked(sc
);
2839 sc
->tx_watchdog_timeouts
++;
2842 callout_reset(&sc
->tx_watchdog_ch
, hz
, rt2860_tx_watchdog
, sc
);
2846 * rt2860_asic_set_bssid
2848 static void rt2860_asic_set_bssid(struct rt2860_softc
*sc
,
2849 const uint8_t *bssid
)
2853 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATE
,
2854 "%s: set bssid: bssid=%s\n",
2855 device_get_nameunit(sc
->dev
),
2856 ether_sprintf(bssid
));
2858 tmp
= bssid
[0] | (bssid
[1]) << 8 | (bssid
[2] << 16) | (bssid
[3] << 24);
2860 rt2860_io_mac_write(sc
, RT2860_REG_BSSID_DW0
, tmp
);
2862 tmp
= bssid
[4] | (bssid
[5] << 8);
2864 rt2860_io_mac_write(sc
, RT2860_REG_BSSID_DW1
, tmp
);
2868 * rt2860_asic_set_macaddr
2870 static void rt2860_asic_set_macaddr(struct rt2860_softc
*sc
,
2871 const uint8_t *addr
)
2875 tmp
= addr
[0] | (addr
[1] << 8) | (addr
[2] << 16) | (addr
[3] << 24);
2877 rt2860_io_mac_write(sc
, RT2860_REG_ADDR_DW0
, tmp
);
2879 tmp
= addr
[4] | (addr
[5] << 8);
2881 rt2860_io_mac_write(sc
, RT2860_REG_ADDR_DW1
, tmp
);
2885 * rt2860_asic_enable_tsf_sync
2887 static void rt2860_asic_enable_tsf_sync(struct rt2860_softc
*sc
)
2890 struct ieee80211com
*ic
;
2891 struct ieee80211vap
*vap
;
2896 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
2898 RT2860_DPRINTF(sc
, RT2860_DEBUG_BEACON
,
2899 "%s: enabling TSF\n",
2900 device_get_nameunit(sc
->dev
));
2902 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_BCN_TIME_CFG
);
2905 tmp
|= vap
->iv_bss
->ni_intval
* 16;
2906 tmp
|= (RT2860_REG_TSF_TIMER_ENABLE
| RT2860_REG_TBTT_TIMER_ENABLE
);
2908 if (vap
->iv_opmode
== IEEE80211_M_STA
)
2910 tmp
|= (RT2860_REG_TSF_SYNC_MODE_STA
<< RT2860_REG_TSF_SYNC_MODE_SHIFT
);
2912 else if (vap
->iv_opmode
== IEEE80211_M_IBSS
)
2914 tmp
|= RT2860_REG_BCN_TX_ENABLE
;
2915 tmp
|= (RT2860_REG_TSF_SYNC_MODE_IBSS
<< RT2860_REG_TSF_SYNC_MODE_SHIFT
);
2917 else if (vap
->iv_opmode
== IEEE80211_M_HOSTAP
)
2919 tmp
|= RT2860_REG_BCN_TX_ENABLE
;
2920 tmp
|= (RT2860_REG_TSF_SYNC_MODE_HOSTAP
<< RT2860_REG_TSF_SYNC_MODE_SHIFT
);
2923 rt2860_io_mac_write(sc
, RT2860_REG_BCN_TIME_CFG
, tmp
);
2927 * rt2860_asic_disable_tsf_sync
2929 static void rt2860_asic_disable_tsf_sync(struct rt2860_softc
*sc
)
2933 RT2860_DPRINTF(sc
, RT2860_DEBUG_BEACON
,
2934 "%s: disabling TSF\n",
2935 device_get_nameunit(sc
->dev
));
2937 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_BCN_TIME_CFG
);
2939 tmp
&= ~(RT2860_REG_BCN_TX_ENABLE
|
2940 RT2860_REG_TSF_TIMER_ENABLE
|
2941 RT2860_REG_TBTT_TIMER_ENABLE
);
2943 tmp
&= ~(RT2860_REG_TSF_SYNC_MODE_MASK
<< RT2860_REG_TSF_SYNC_MODE_SHIFT
);
2944 tmp
|= (RT2860_REG_TSF_SYNC_MODE_DISABLE
<< RT2860_REG_TSF_SYNC_MODE_SHIFT
);
2946 rt2860_io_mac_write(sc
, RT2860_REG_BCN_TIME_CFG
, tmp
);
2950 * rt2860_asic_enable_mrr
2952 static void rt2860_asic_enable_mrr(struct rt2860_softc
*sc
)
2954 #define CCK(mcs) (mcs)
2955 #define OFDM(mcs) ((1 << 3) | (mcs))
2956 #define HT(mcs) (mcs)
2958 rt2860_io_mac_write(sc
, RT2860_REG_TX_LG_FBK_CFG0
,
2959 (OFDM(6) << 28) | /* 54 -> 48 */
2960 (OFDM(5) << 24) | /* 48 -> 36 */
2961 (OFDM(4) << 20) | /* 36 -> 24 */
2962 (OFDM(3) << 16) | /* 24 -> 18 */
2963 (OFDM(2) << 12) | /* 18 -> 12 */
2964 (OFDM(1) << 8) | /* 12 -> 9 */
2965 (OFDM(0) << 4) | /* 9 -> 6 */
2966 OFDM(0)); /* 6 -> 6 */
2968 rt2860_io_mac_write(sc
, RT2860_REG_TX_LG_FBK_CFG1
,
2969 (CCK(2) << 12) | /* 11 -> 5.5 */
2970 (CCK(1) << 8) | /* 5.5 -> 2 */
2971 (CCK(0) << 4) | /* 2 -> 1 */
2972 CCK(0)); /* 1 -> 1 */
2974 rt2860_io_mac_write(sc
, RT2860_REG_TX_HT_FBK_CFG0
,
2984 rt2860_io_mac_write(sc
, RT2860_REG_TX_HT_FBK_CFG1
,
3000 * rt2860_asic_set_txpreamble
3002 static void rt2860_asic_set_txpreamble(struct rt2860_softc
*sc
)
3005 struct ieee80211com
*ic
;
3011 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATE
,
3012 "%s: %s short Tx preamble\n",
3013 device_get_nameunit(sc
->dev
),
3014 (ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
) ? "enabling" : "disabling");
3016 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_AUTO_RSP_CFG
);
3018 tmp
&= ~RT2860_REG_CCK_SHORT_ENABLE
;
3020 if (ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
)
3021 tmp
|= RT2860_REG_CCK_SHORT_ENABLE
;
3023 rt2860_io_mac_write(sc
, RT2860_REG_AUTO_RSP_CFG
, tmp
);
3027 * rt2860_asic_set_basicrates
3029 static void rt2860_asic_set_basicrates(struct rt2860_softc
*sc
)
3032 struct ieee80211com
*ic
;
3037 if (ic
->ic_curmode
== IEEE80211_MODE_11B
)
3038 rt2860_io_mac_write(sc
, RT2860_REG_LEGACY_BASIC_RATE
, 0x3);
3039 else if (ic
->ic_curmode
== IEEE80211_MODE_11A
)
3040 rt2860_io_mac_write(sc
, RT2860_REG_LEGACY_BASIC_RATE
, 0x150);
3042 rt2860_io_mac_write(sc
, RT2860_REG_LEGACY_BASIC_RATE
, 0x15f);
3046 * rt2860_asic_update_rtsthreshold
3048 static void rt2860_asic_update_rtsthreshold(struct rt2860_softc
*sc
)
3051 struct ieee80211com
*ic
;
3052 struct ieee80211vap
*vap
;
3058 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
3060 RT2860_DPRINTF(sc
, RT2860_DEBUG_PROT
,
3061 "%s: updating RTS threshold: %d\n",
3062 device_get_nameunit(sc
->dev
), vap
->iv_rtsthreshold
);
3064 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_RTS_CFG
);
3066 tmp
&= ~(RT2860_REG_TX_RTS_THRESHOLD_MASK
<< RT2860_REG_TX_RTS_THRESHOLD_SHIFT
);
3068 if (vap
->iv_flags_ht
& IEEE80211_FHT_AMSDU_TX
)
3071 threshold
= vap
->iv_rtsthreshold
;
3073 tmp
|= ((threshold
& RT2860_REG_TX_RTS_THRESHOLD_MASK
) <<
3074 RT2860_REG_TX_RTS_THRESHOLD_SHIFT
);
3076 rt2860_io_mac_write(sc
, RT2860_REG_TX_RTS_CFG
, tmp
);
3080 * rt2860_asic_update_txpower
3082 static void rt2860_asic_update_txpower(struct rt2860_softc
*sc
)
3085 struct ieee80211com
*ic
;
3086 uint32_t *txpow_rate
;
3095 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATE
,
3096 "%s: updating Tx power: %d\n",
3097 device_get_nameunit(sc
->dev
), ic
->ic_txpowlimit
);
3099 if (!IEEE80211_IS_CHAN_HT40(ic
->ic_curchan
))
3101 txpow_rate
= sc
->txpow_rate_20mhz
;
3105 if (IEEE80211_IS_CHAN_2GHZ(ic
->ic_curchan
))
3106 txpow_rate
= sc
->txpow_rate_40mhz_2ghz
;
3108 txpow_rate
= sc
->txpow_rate_40mhz_5ghz
;
3113 val
= rt2860_io_bbp_read(sc
, 1);
3116 if (ic
->ic_txpowlimit
> 90)
3120 else if (ic
->ic_txpowlimit
> 60)
3124 else if (ic
->ic_txpowlimit
> 30)
3128 else if (ic
->ic_txpowlimit
> 15)
3132 else if (ic
->ic_txpowlimit
> 9)
3142 rt2860_io_bbp_write(sc
, 1, val
);
3144 for (i
= 0; i
< RT2860_SOFTC_TXPOW_RATE_COUNT
; i
++)
3146 if (txpow_rate
[i
] == 0xffffffff)
3149 tmp
= rt2860_read_eeprom_txpow_rate_add_delta(txpow_rate
[i
], delta
);
3151 rt2860_io_mac_write(sc
, RT2860_REG_TX_PWR_CFG(i
), tmp
);
3156 * rt2860_asic_update_promisc
3158 static void rt2860_asic_update_promisc(struct rt2860_softc
*sc
)
3165 printf("%s: %s promiscuous mode\n",
3166 device_get_nameunit(sc
->dev
),
3167 (ifp
->if_flags
& IFF_PROMISC
) ? "entering" : "leaving");
3169 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_RX_FILTER_CFG
);
3171 tmp
&= ~RT2860_REG_RX_FILTER_DROP_UC_NOME
;
3173 if (!(ifp
->if_flags
& IFF_PROMISC
))
3174 tmp
|= RT2860_REG_RX_FILTER_DROP_UC_NOME
;
3176 rt2860_io_mac_write(sc
, RT2860_REG_RX_FILTER_CFG
, tmp
);
3180 * rt2860_asic_updateprot
3182 static void rt2860_asic_updateprot(struct rt2860_softc
*sc
)
3185 struct ieee80211com
*ic
;
3186 struct ieee80211vap
*vap
;
3187 uint32_t cck_prot
, ofdm_prot
, mm20_prot
, mm40_prot
, gf20_prot
, gf40_prot
;
3189 enum ieee80211_protmode htprotmode
;
3193 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
3195 /* CCK frame protection */
3197 cck_prot
= RT2860_REG_RTSTH_ENABLE
| RT2860_REG_PROT_NAV_SHORT
|
3198 RT2860_REG_TXOP_ALLOW_ALL
| RT2860_REG_PROT_CTRL_NONE
;
3200 /* set up protection frame phy mode and rate (MCS code) */
3202 if (ic
->ic_curmode
== IEEE80211_MODE_11A
)
3203 cck_prot
|= (RT2860_REG_PROT_PHYMODE_OFDM
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
3204 (0 << RT2860_REG_PROT_MCS_SHIFT
);
3206 cck_prot
|= ((RT2860_REG_PROT_PHYMODE_CCK
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
3207 (3 << RT2860_REG_PROT_MCS_SHIFT
));
3209 rt2860_io_mac_write(sc
, RT2860_REG_TX_CCK_PROT_CFG
, cck_prot
);
3211 /* OFDM frame protection */
3213 ofdm_prot
= RT2860_REG_RTSTH_ENABLE
| RT2860_REG_PROT_NAV_SHORT
|
3214 RT2860_REG_TXOP_ALLOW_ALL
;
3216 if (ic
->ic_flags
& IEEE80211_F_USEPROT
)
3218 RT2860_DPRINTF(sc
, RT2860_DEBUG_PROT
,
3219 "%s: updating protection mode: b/g protection mode=%s\n",
3220 device_get_nameunit(sc
->dev
),
3221 (ic
->ic_protmode
== IEEE80211_PROT_RTSCTS
) ? "RTS/CTS" :
3222 ((ic
->ic_protmode
== IEEE80211_PROT_CTSONLY
) ? "CTS-to-self" : "none"));
3224 if (ic
->ic_protmode
== IEEE80211_PROT_RTSCTS
)
3225 ofdm_prot
|= RT2860_REG_PROT_CTRL_RTS_CTS
;
3226 else if (ic
->ic_protmode
== IEEE80211_PROT_CTSONLY
)
3227 ofdm_prot
|= RT2860_REG_PROT_CTRL_CTS
;
3229 ofdm_prot
|= RT2860_REG_PROT_CTRL_NONE
;
3233 RT2860_DPRINTF(sc
, RT2860_DEBUG_PROT
,
3234 "%s: updating protection mode: b/g protection mode=%s\n",
3235 device_get_nameunit(sc
->dev
), "none");
3237 ofdm_prot
|= RT2860_REG_PROT_CTRL_NONE
;
3240 rt2860_io_mac_write(sc
, RT2860_REG_TX_OFDM_PROT_CFG
, ofdm_prot
);
3242 /* HT frame protection */
3244 if ((vap
->iv_opmode
== IEEE80211_M_STA
) && (vap
->iv_state
== IEEE80211_S_RUN
))
3245 htopmode
= vap
->iv_bss
->ni_htopmode
;
3247 htopmode
= ic
->ic_curhtprotmode
;
3249 htprotmode
= ic
->ic_htprotmode
;
3251 /* force HT mixed mode and RTS/CTS protection if A-MPDU Tx aggregation is enabled */
3253 if (sc
->tx_ampdu_sessions
> 0)
3255 RT2860_DPRINTF(sc
, RT2860_DEBUG_PROT
,
3256 "%s: updating protection mode: forcing HT mixed mode and RTS/CTS protection\n",
3257 device_get_nameunit(sc
->dev
));
3259 htopmode
= IEEE80211_HTINFO_OPMODE_MIXED
;
3260 htprotmode
= IEEE80211_PROT_RTSCTS
;
3263 RT2860_DPRINTF(sc
, RT2860_DEBUG_PROT
,
3264 "%s: updating protection mode: HT operation mode=0x%02x, protection mode=%s\n",
3265 device_get_nameunit(sc
->dev
),
3266 htopmode
& IEEE80211_HTINFO_OPMODE
,
3267 (htprotmode
== IEEE80211_PROT_RTSCTS
) ? "RTS/CTS" :
3268 ((htprotmode
== IEEE80211_PROT_CTSONLY
) ? "CTS-to-self" : "none"));
3270 switch (htopmode
& IEEE80211_HTINFO_OPMODE
)
3272 /* IEEE80211_HTINFO_OPMODE_HT20PR */
3273 case IEEE80211_HTINFO_OPMODE_HT20PR
:
3274 mm20_prot
= RT2860_REG_PROT_NAV_SHORT
| RT2860_REG_PROT_CTRL_NONE
|
3275 RT2860_REG_TXOP_ALLOW_CCK
| RT2860_REG_TXOP_ALLOW_OFDM
|
3276 RT2860_REG_TXOP_ALLOW_MM20
| RT2860_REG_TXOP_ALLOW_GF20
|
3277 (RT2860_REG_PROT_PHYMODE_OFDM
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
3278 (4 << RT2860_REG_PROT_MCS_SHIFT
);
3280 gf20_prot
= mm20_prot
;
3282 mm40_prot
= RT2860_REG_PROT_NAV_SHORT
| RT2860_REG_TXOP_ALLOW_ALL
|
3283 (RT2860_REG_PROT_PHYMODE_OFDM
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
3284 (0x84 << RT2860_REG_PROT_MCS_SHIFT
);
3286 if (htprotmode
== IEEE80211_PROT_RTSCTS
)
3287 mm40_prot
|= RT2860_REG_PROT_CTRL_RTS_CTS
;
3288 else if (htprotmode
== IEEE80211_PROT_CTSONLY
)
3289 mm40_prot
|= RT2860_REG_PROT_CTRL_CTS
;
3291 mm40_prot
|= RT2860_REG_PROT_CTRL_NONE
;
3293 gf40_prot
= mm40_prot
;
3296 /* IEEE80211_HTINFO_OPMODE_MIXED */
3297 case IEEE80211_HTINFO_OPMODE_MIXED
:
3298 mm20_prot
= RT2860_REG_PROT_NAV_SHORT
|
3299 RT2860_REG_TXOP_ALLOW_CCK
| RT2860_REG_TXOP_ALLOW_OFDM
|
3300 RT2860_REG_TXOP_ALLOW_MM20
| RT2860_REG_TXOP_ALLOW_GF20
;
3302 if (ic
->ic_flags
& IEEE80211_F_USEPROT
)
3303 mm20_prot
|= (RT2860_REG_PROT_PHYMODE_CCK
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
3304 (3 << RT2860_REG_PROT_MCS_SHIFT
);
3306 mm20_prot
|= (RT2860_REG_PROT_PHYMODE_OFDM
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
3307 (4 << RT2860_REG_PROT_MCS_SHIFT
);
3309 if (htprotmode
== IEEE80211_PROT_RTSCTS
)
3310 mm20_prot
|= RT2860_REG_PROT_CTRL_RTS_CTS
;
3311 else if (htprotmode
== IEEE80211_PROT_CTSONLY
)
3312 mm20_prot
|= RT2860_REG_PROT_CTRL_CTS
;
3314 mm20_prot
|= RT2860_REG_PROT_CTRL_NONE
;
3316 gf20_prot
= mm20_prot
;
3318 mm40_prot
= RT2860_REG_PROT_NAV_SHORT
| RT2860_REG_TXOP_ALLOW_ALL
;
3320 if (ic
->ic_flags
& IEEE80211_F_USEPROT
)
3321 mm40_prot
|= (RT2860_REG_PROT_PHYMODE_CCK
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
3322 (3 << RT2860_REG_PROT_MCS_SHIFT
);
3324 mm40_prot
|= (RT2860_REG_PROT_PHYMODE_OFDM
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
3325 (0x84 << RT2860_REG_PROT_MCS_SHIFT
);
3327 if (htprotmode
== IEEE80211_PROT_RTSCTS
)
3328 mm40_prot
|= RT2860_REG_PROT_CTRL_RTS_CTS
;
3329 else if (htprotmode
== IEEE80211_PROT_CTSONLY
)
3330 mm40_prot
|= RT2860_REG_PROT_CTRL_CTS
;
3332 mm40_prot
|= RT2860_REG_PROT_CTRL_NONE
;
3334 gf40_prot
= mm40_prot
;
3338 * IEEE80211_HTINFO_OPMODE_PURE
3339 * IEEE80211_HTINFO_OPMODE_PROTOPT
3341 case IEEE80211_HTINFO_OPMODE_PURE
:
3342 case IEEE80211_HTINFO_OPMODE_PROTOPT
:
3344 mm20_prot
= RT2860_REG_PROT_NAV_SHORT
| RT2860_REG_PROT_CTRL_NONE
|
3345 RT2860_REG_TXOP_ALLOW_CCK
| RT2860_REG_TXOP_ALLOW_OFDM
|
3346 RT2860_REG_TXOP_ALLOW_MM20
| RT2860_REG_TXOP_ALLOW_GF20
|
3347 (RT2860_REG_PROT_PHYMODE_OFDM
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
3348 (4 << RT2860_REG_PROT_MCS_SHIFT
);
3350 gf20_prot
= mm20_prot
;
3352 mm40_prot
= RT2860_REG_PROT_NAV_SHORT
| RT2860_REG_PROT_CTRL_NONE
|
3353 RT2860_REG_TXOP_ALLOW_ALL
|
3354 (RT2860_REG_PROT_PHYMODE_OFDM
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
3355 (0x84 << RT2860_REG_PROT_MCS_SHIFT
);
3357 gf40_prot
= mm40_prot
;
3361 rt2860_io_mac_write(sc
, RT2860_REG_TX_MM20_PROT_CFG
, mm20_prot
);
3362 rt2860_io_mac_write(sc
, RT2860_REG_TX_MM40_PROT_CFG
, mm40_prot
);
3363 rt2860_io_mac_write(sc
, RT2860_REG_TX_GF20_PROT_CFG
, gf20_prot
);
3364 rt2860_io_mac_write(sc
, RT2860_REG_TX_GF40_PROT_CFG
, gf40_prot
);
3368 * rt2860_asic_updateslot
3370 static void rt2860_asic_updateslot(struct rt2860_softc
*sc
)
3373 struct ieee80211com
*ic
;
3374 struct ieee80211vap
*vap
;
3379 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
3381 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATE
,
3382 "%s: %s short slot time\n",
3383 device_get_nameunit(sc
->dev
),
3384 ((ic
->ic_flags
& IEEE80211_F_SHSLOT
) ||
3385 ((vap
!= NULL
) && (vap
->iv_flags
& IEEE80211_F_BURST
))) ? "enabling" : "disabling");
3387 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_BKOFF_SLOT_CFG
);
3391 if ((ic
->ic_flags
& IEEE80211_F_SHSLOT
) ||
3392 ((vap
!= NULL
) && (vap
->iv_flags
& IEEE80211_F_BURST
)))
3393 tmp
|= IEEE80211_DUR_SHSLOT
;
3395 tmp
|= IEEE80211_DUR_SLOT
;
3397 rt2860_io_mac_write(sc
, RT2860_REG_BKOFF_SLOT_CFG
, tmp
);
3401 * rt2860_asic_wme_update
3403 static void rt2860_asic_wme_update(struct rt2860_softc
*sc
)
3406 struct ieee80211com
*ic
;
3407 struct ieee80211_wme_state
*wme
;
3408 const struct wmeParams
*wmep
;
3414 wmep
= wme
->wme_chanParams
.cap_wmeParams
;
3416 RT2860_DPRINTF(sc
, RT2860_DEBUG_WME
,
3417 "%s: wme update: WME_AC_VO=%d/%d/%d/%d, WME_AC_VI=%d/%d/%d/%d, "
3418 "WME_AC_BK=%d/%d/%d/%d, WME_AC_BE=%d/%d/%d/%d\n",
3419 device_get_nameunit(sc
->dev
),
3420 wmep
[WME_AC_VO
].wmep_aifsn
,
3421 wmep
[WME_AC_VO
].wmep_logcwmin
, wmep
[WME_AC_VO
].wmep_logcwmax
,
3422 wmep
[WME_AC_VO
].wmep_txopLimit
,
3423 wmep
[WME_AC_VI
].wmep_aifsn
,
3424 wmep
[WME_AC_VI
].wmep_logcwmin
, wmep
[WME_AC_VI
].wmep_logcwmax
,
3425 wmep
[WME_AC_VI
].wmep_txopLimit
,
3426 wmep
[WME_AC_BK
].wmep_aifsn
,
3427 wmep
[WME_AC_BK
].wmep_logcwmin
, wmep
[WME_AC_BK
].wmep_logcwmax
,
3428 wmep
[WME_AC_BK
].wmep_txopLimit
,
3429 wmep
[WME_AC_BE
].wmep_aifsn
,
3430 wmep
[WME_AC_BE
].wmep_logcwmin
, wmep
[WME_AC_BE
].wmep_logcwmax
,
3431 wmep
[WME_AC_BE
].wmep_txopLimit
);
3433 for (i
= 0; i
< WME_NUM_AC
; i
++)
3434 rt2860_io_mac_write(sc
, RT2860_REG_TX_EDCA_AC_CFG(i
),
3435 (wmep
[i
].wmep_logcwmax
<< 16) | (wmep
[i
].wmep_logcwmin
<< 12) |
3436 (wmep
[i
].wmep_aifsn
<< 8) | wmep
[i
].wmep_txopLimit
);
3438 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WMM_AIFSN_CFG
,
3439 (wmep
[WME_AC_VO
].wmep_aifsn
<< 12) | (wmep
[WME_AC_VI
].wmep_aifsn
<< 8) |
3440 (wmep
[WME_AC_BK
].wmep_aifsn
<< 4) | wmep
[WME_AC_BE
].wmep_aifsn
);
3442 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WMM_CWMIN_CFG
,
3443 (wmep
[WME_AC_VO
].wmep_logcwmin
<< 12) | (wmep
[WME_AC_VI
].wmep_logcwmin
<< 8) |
3444 (wmep
[WME_AC_BK
].wmep_logcwmin
<< 4) | wmep
[WME_AC_BE
].wmep_logcwmin
);
3446 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WMM_CWMAX_CFG
,
3447 (wmep
[WME_AC_VO
].wmep_logcwmax
<< 12) | (wmep
[WME_AC_VI
].wmep_logcwmax
<< 8) |
3448 (wmep
[WME_AC_BK
].wmep_logcwmax
<< 4) | wmep
[WME_AC_BE
].wmep_logcwmax
);
3450 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WMM_TXOP0_CFG
,
3451 (wmep
[WME_AC_BK
].wmep_txopLimit
<< 16) | wmep
[WME_AC_BE
].wmep_txopLimit
);
3453 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WMM_TXOP1_CFG
,
3454 (wmep
[WME_AC_VO
].wmep_txopLimit
<< 16) | wmep
[WME_AC_VI
].wmep_txopLimit
);
3458 * rt2860_asic_update_beacon
3460 static int rt2860_asic_update_beacon(struct rt2860_softc
*sc
,
3461 struct ieee80211vap
*vap
)
3464 struct ieee80211com
*ic
;
3465 struct rt2860_softc_vap
*rvap
;
3466 const struct ieee80211_txparam
*tp
;
3468 struct rt2860_txwi txwi
;
3474 rvap
= (struct rt2860_softc_vap
*) vap
;
3475 tp
= &vap
->iv_txparms
[ieee80211_chan2mode(ic
->ic_bsschan
)];
3477 m
= ieee80211_beacon_alloc(vap
->iv_bss
, &rvap
->beacon_offsets
);
3481 rate
= tp
->mgmtrate
;
3482 mcs
= rt2860_rate2mcs(rate
);
3484 memset(&txwi
, 0, sizeof(struct rt2860_txwi
));
3487 txwi
.pid_mpdu_len
= ((htole16(m
->m_pkthdr
.len
) & RT2860_TXWI_MPDU_LEN_MASK
) <<
3488 RT2860_TXWI_MPDU_LEN_SHIFT
);
3489 txwi
.txop
= (RT2860_TXWI_TXOP_HT
<< RT2860_TXWI_TXOP_SHIFT
);
3490 txwi
.mpdu_density_flags
|=
3491 (RT2860_TXWI_FLAGS_TS
<< RT2860_TXWI_FLAGS_SHIFT
);
3492 txwi
.bawin_size_xflags
|=
3493 (RT2860_TXWI_XFLAGS_NSEQ
<< RT2860_TXWI_XFLAGS_SHIFT
);
3495 if (ieee80211_rate2phytype(ic
->ic_rt
, rate
) != IEEE80211_T_OFDM
)
3497 txwi
.phymode_ifs_stbc_shortgi
=
3498 (RT2860_TXWI_PHYMODE_CCK
<< RT2860_TXWI_PHYMODE_SHIFT
);
3500 if (rate
!= 2 && (ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
))
3501 mcs
|= RT2860_TXWI_MCS_SHOTPRE
;
3505 txwi
.phymode_ifs_stbc_shortgi
=
3506 (RT2860_TXWI_PHYMODE_OFDM
<< RT2860_TXWI_PHYMODE_SHIFT
);
3509 txwi
.bw_mcs
= (RT2860_TXWI_BW_20
<< RT2860_TXWI_BW_SHIFT
) |
3510 ((mcs
& RT2860_TXWI_MCS_MASK
) << RT2860_TXWI_MCS_SHIFT
);
3512 /* disable temporarily TSF sync */
3514 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_BCN_TIME_CFG
);
3516 tmp
&= ~(RT2860_REG_BCN_TX_ENABLE
|
3517 RT2860_REG_TSF_TIMER_ENABLE
|
3518 RT2860_REG_TBTT_TIMER_ENABLE
);
3520 rt2860_io_mac_write(sc
, RT2860_REG_BCN_TIME_CFG
, tmp
);
3522 /* write Tx wireless info and beacon frame to on-chip memory */
3524 rt2860_io_mac_write_multi(sc
, RT2860_REG_BEACON_BASE(0),
3525 &txwi
, sizeof(struct rt2860_txwi
));
3527 rt2860_io_mac_write_multi(sc
, RT2860_REG_BEACON_BASE(0) + sizeof(struct rt2860_txwi
),
3528 mtod(m
, uint8_t *), m
->m_pkthdr
.len
);
3530 /* enable again TSF sync */
3532 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_BCN_TIME_CFG
);
3534 tmp
|= (RT2860_REG_BCN_TX_ENABLE
|
3535 RT2860_REG_TSF_TIMER_ENABLE
|
3536 RT2860_REG_TBTT_TIMER_ENABLE
);
3538 rt2860_io_mac_write(sc
, RT2860_REG_BCN_TIME_CFG
, tmp
);
3546 * rt2860_asic_clear_keytables
3548 static void rt2860_asic_clear_keytables(struct rt2860_softc
*sc
)
3552 /* clear Rx WCID search table (entries = 256, entry size = 8) */
3554 for (i
= 0; i
< 256; i
++)
3556 rt2860_io_mac_write(sc
, RT2860_REG_WCID(i
), 0xffffffff);
3557 rt2860_io_mac_write(sc
, RT2860_REG_WCID(i
) + 4, 0x0000ffff);
3560 /* clear WCID attribute table (entries = 256, entry size = 4) */
3562 rt2860_io_mac_set_region_4(sc
, RT2860_REG_WCID_ATTR(0), 0, 256);
3564 /* clear IV/EIV table (entries = 256, entry size = 8) */
3566 rt2860_io_mac_set_region_4(sc
, RT2860_REG_IVEIV(0), 0, 2 * 256);
3568 /* clear pairwise key table (entries = 256, entry size = 32) */
3570 rt2860_io_mac_set_region_4(sc
, RT2860_REG_PKEY(0), 0, 8 * 256);
3572 /* clear shared key table (entries = 32, entry size = 32) */
3574 rt2860_io_mac_set_region_4(sc
, RT2860_REG_SKEY(0, 0), 0, 8 * 32);
3576 /* clear shared key mode (entries = 32, entry size = 2) */
3578 rt2860_io_mac_set_region_4(sc
, RT2860_REG_SKEY_MODE(0), 0, 16);
3584 static uint8_t rt2860_rxrate(struct rt2860_rxwi
*rxwi
)
3586 uint8_t mcs
, phymode
;
3589 mcs
= (rxwi
->bw_mcs
>> RT2860_RXWI_MCS_SHIFT
) & RT2860_RXWI_MCS_MASK
;
3590 phymode
= (rxwi
->phymode_stbc_shortgi
>> RT2860_RXWI_PHYMODE_SHIFT
) &
3591 RT2860_RXWI_PHYMODE_MASK
;
3597 case RT2860_RXWI_PHYMODE_CCK
:
3598 switch (mcs
& ~RT2860_RXWI_MCS_SHOTPRE
)
3600 case 0: rate
= 2; break; /* 1 Mbps */
3601 case 1: rate
= 4; break; /* 2 MBps */
3602 case 2: rate
= 11; break; /* 5.5 Mbps */
3603 case 3: rate
= 22; break; /* 11 Mbps */
3607 case RT2860_RXWI_PHYMODE_OFDM
:
3610 case 0: rate
= 12; break; /* 6 Mbps */
3611 case 1: rate
= 18; break; /* 9 Mbps */
3612 case 2: rate
= 24; break; /* 12 Mbps */
3613 case 3: rate
= 36; break; /* 18 Mbps */
3614 case 4: rate
= 48; break; /* 24 Mbps */
3615 case 5: rate
= 72; break; /* 36 Mbps */
3616 case 6: rate
= 96; break; /* 48 Mbps */
3617 case 7: rate
= 108; break; /* 54 Mbps */
3621 case RT2860_RXWI_PHYMODE_HT_MIXED
:
3622 case RT2860_RXWI_PHYMODE_HT_GF
:
3630 * rt2860_maxrssi_rxpath
3632 static uint8_t rt2860_maxrssi_rxpath(struct rt2860_softc
*sc
,
3633 const struct rt2860_rxwi
*rxwi
)
3639 if (sc
->nrxpath
> 1)
3640 if (rxwi
->rssi
[1] > rxwi
->rssi
[rxpath
])
3643 if (sc
->nrxpath
> 2)
3644 if (rxwi
->rssi
[2] > rxwi
->rssi
[rxpath
])
3653 static int8_t rt2860_rssi2dbm(struct rt2860_softc
*sc
,
3654 uint8_t rssi
, uint8_t rxpath
)
3657 struct ieee80211com
*ic
;
3658 struct ieee80211_channel
*c
;
3660 int8_t rssi_off
, lna_gain
;
3668 chan
= ieee80211_chan2ieee(ic
, c
);
3670 if (IEEE80211_IS_CHAN_5GHZ(c
))
3672 rssi_off
= sc
->rssi_off_5ghz
[rxpath
];
3675 lna_gain
= sc
->lna_gain
[1];
3676 else if (chan
<= 128)
3677 lna_gain
= sc
->lna_gain
[2];
3679 lna_gain
= sc
->lna_gain
[3];
3683 rssi_off
= sc
->rssi_off_2ghz
[rxpath
] - sc
->lna_gain
[0];
3684 lna_gain
= sc
->lna_gain
[0];
3687 return (-12 - rssi_off
- lna_gain
- rssi
);
3693 static uint8_t rt2860_rate2mcs(uint8_t rate
)
3720 static int rt2860_tx_mgmt(struct rt2860_softc
*sc
,
3721 struct mbuf
*m
, struct ieee80211_node
*ni
, int qid
)
3724 struct ieee80211com
*ic
;
3725 struct ieee80211vap
*vap
;
3726 const struct ieee80211_txparam
*tp
;
3727 struct rt2860_softc_node
*rni
;
3728 struct rt2860_softc_tx_ring
*ring
;
3729 struct rt2860_softc_tx_data
*data
;
3730 struct rt2860_txdesc
*desc
;
3731 struct rt2860_txwi
*txwi
;
3732 struct ieee80211_frame
*wh
;
3733 struct rt2860_softc_tx_radiotap_header
*tap
;
3734 bus_dma_segment_t dma_seg
[RT2860_SOFTC_MAX_SCATTER
];
3735 u_int hdrsize
, hdrspace
;
3736 uint8_t rate
, stbc
, shortgi
, mcs
, pid
, qsel
;
3737 uint16_t len
, dmalen
, mpdu_len
, dur
;
3738 int error
, ndmasegs
, ndescs
, i
, j
;
3740 KASSERT(qid
>= 0 && qid
< RT2860_SOFTC_TX_RING_COUNT
,
3741 ("%s: Tx MGMT: invalid qid=%d\n",
3742 device_get_nameunit(sc
->dev
), qid
));
3747 rni
= (struct rt2860_softc_node
*) ni
;
3748 tp
= ni
->ni_txparms
;
3750 ring
= &sc
->tx_ring
[qid
];
3751 desc
= &ring
->desc
[ring
->desc_cur
];
3752 data
= &ring
->data
[ring
->data_cur
];
3753 txwi
= (struct rt2860_txwi
*) (ring
->seg0
+ ring
->data_cur
* RT2860_TX_DATA_SEG0_SIZE
);
3755 wh
= mtod(m
, struct ieee80211_frame
*);
3757 rate
= tp
->mgmtrate
& IEEE80211_RATE_VAL
;
3759 /* fill Tx wireless info */
3761 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
3764 mcs
= rt2860_rate2mcs(rate
);
3768 /* calculate MPDU length without padding */
3770 hdrsize
= ieee80211_hdrsize(wh
);
3771 hdrspace
= ieee80211_hdrspace(ic
, wh
);
3772 mpdu_len
= m
->m_pkthdr
.len
- hdrspace
+ hdrsize
;
3774 memset(txwi
, 0, sizeof(struct rt2860_txwi
));
3776 /* management frames do not need encryption */
3780 txwi
->pid_mpdu_len
= ((htole16(pid
) & RT2860_TXWI_PID_MASK
) <<
3781 RT2860_TXWI_PID_SHIFT
) | ((htole16(mpdu_len
) & RT2860_TXWI_MPDU_LEN_MASK
) <<
3782 RT2860_TXWI_MPDU_LEN_SHIFT
);
3784 stbc
= (ni
->ni_htcap
& IEEE80211_HTCAP_RXSTBC
) ? 1 : 0;
3786 shortgi
= (vap
->iv_flags_ht
& (IEEE80211_FHT_SHORTGI20
| IEEE80211_FHT_SHORTGI40
)) &&
3787 (ni
->ni_flags
& IEEE80211_NODE_HT
) && (ni
->ni_flags
& (IEEE80211_NODE_SGI20
| IEEE80211_NODE_SGI40
));
3789 txwi
->phymode_ifs_stbc_shortgi
|=
3790 ((stbc
& RT2860_TXWI_STBC_MASK
) << RT2860_TXWI_STBC_SHIFT
) |
3791 ((shortgi
& RT2860_TXWI_SHORTGI_MASK
) << RT2860_TXWI_SHORTGI_SHIFT
);
3793 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
3795 txwi
->phymode_ifs_stbc_shortgi
|=
3796 (RT2860_TXWI_PHYMODE_HT_MIXED
<< RT2860_TXWI_PHYMODE_SHIFT
);
3800 if (ieee80211_rate2phytype(ic
->ic_rt
, rate
) != IEEE80211_T_OFDM
)
3802 txwi
->phymode_ifs_stbc_shortgi
|=
3803 (RT2860_TXWI_PHYMODE_CCK
<< RT2860_TXWI_PHYMODE_SHIFT
);
3805 if (rate
!= 2 && (ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
))
3806 mcs
|= RT2860_TXWI_MCS_SHOTPRE
;
3810 txwi
->phymode_ifs_stbc_shortgi
|=
3811 (RT2860_TXWI_PHYMODE_OFDM
<< RT2860_TXWI_PHYMODE_SHIFT
);
3815 txwi
->bw_mcs
= (RT2860_TXWI_BW_20
<< RT2860_TXWI_BW_SHIFT
) |
3816 ((mcs
& RT2860_TXWI_MCS_MASK
) << RT2860_TXWI_MCS_SHIFT
);
3818 txwi
->txop
= (RT2860_TXWI_TXOP_BACKOFF
<< RT2860_TXWI_TXOP_SHIFT
);
3820 /* skip ACKs for multicast frames */
3822 if (!IEEE80211_IS_MULTICAST(wh
->i_addr1
))
3824 txwi
->bawin_size_xflags
|=
3825 (RT2860_TXWI_XFLAGS_ACK
<< RT2860_TXWI_XFLAGS_SHIFT
);
3827 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
3829 /* preamble + plcp + signal extension + SIFS */
3831 dur
= 16 + 4 + 6 + 10;
3835 dur
= ieee80211_ack_duration(ic
->ic_rt
, rate
,
3836 ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
);
3839 *(uint16_t *) wh
->i_dur
= htole16(dur
);
3842 /* ask MAC to insert timestamp into probe responses */
3844 if ((wh
->i_fc
[0] & (IEEE80211_FC0_TYPE_MASK
| IEEE80211_FC0_SUBTYPE_MASK
)) ==
3845 (IEEE80211_FC0_TYPE_MGT
| IEEE80211_FC0_SUBTYPE_PROBE_RESP
))
3846 txwi
->mpdu_density_flags
|=
3847 (RT2860_TXWI_FLAGS_TS
<< RT2860_TXWI_FLAGS_SHIFT
);
3849 if (ieee80211_radiotap_active_vap(vap
))
3853 tap
->flags
= IEEE80211_RADIOTAP_F_DATAPAD
;
3854 tap
->chan_flags
= htole32(ic
->ic_curchan
->ic_flags
);
3855 tap
->chan_freq
= htole16(ic
->ic_curchan
->ic_freq
);
3856 tap
->chan_ieee
= ic
->ic_curchan
->ic_ieee
;
3857 tap
->chan_maxpow
= 0;
3859 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
3860 tap
->rate
= mcs
| IEEE80211_RATE_MCS
;
3864 if (mcs
& RT2860_TXWI_MCS_SHOTPRE
)
3865 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTPRE
;
3868 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTGI
;
3870 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
3871 tap
->flags
|= IEEE80211_RADIOTAP_F_WEP
;
3873 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
3875 wh
->i_fc
[1] &= ~IEEE80211_FC1_WEP
;
3877 ieee80211_radiotap_tx(vap
, m
);
3879 wh
->i_fc
[1] |= IEEE80211_FC1_WEP
;
3883 ieee80211_radiotap_tx(vap
, m
);
3887 /* copy and trim 802.11 header */
3889 m_copydata(m
, 0, hdrsize
, (caddr_t
) (txwi
+ 1));
3892 error
= bus_dmamap_load_mbuf_sg(ring
->data_dma_tag
, data
->dma_map
, m
,
3893 dma_seg
, &ndmasegs
, 0);
3896 /* too many fragments, linearize */
3898 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
3899 "%s: could not load mbuf DMA map, trying to linearize mbuf: ndmasegs=%d, len=%d, error=%d\n",
3900 device_get_nameunit(sc
->dev
), ndmasegs
, m
->m_pkthdr
.len
, error
);
3902 m
= m_defrag(m
, M_DONTWAIT
);
3906 sc
->tx_defrag_packets
++;
3908 error
= bus_dmamap_load_mbuf_sg(ring
->data_dma_tag
, data
->dma_map
, m
,
3909 dma_seg
, &ndmasegs
, 0);
3912 printf("%s: could not load mbuf DMA map: ndmasegs=%d, len=%d, error=%d\n",
3913 device_get_nameunit(sc
->dev
), ndmasegs
, m
->m_pkthdr
.len
, error
);
3919 if (m
->m_pkthdr
.len
== 0)
3922 /* determine how many Tx descs are required */
3924 ndescs
= 1 + ndmasegs
/ 2;
3925 if ((ring
->desc_queued
+ ndescs
) > (RT2860_SOFTC_TX_RING_DESC_COUNT
- 2))
3927 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
3928 "%s: there are not enough Tx descs\n",
3929 device_get_nameunit(sc
->dev
));
3931 sc
->no_tx_desc_avail
++;
3933 bus_dmamap_unload(ring
->data_dma_tag
, data
->dma_map
);
3941 /* set up Tx descs */
3943 /* first segment is Tx wireless info and 802.11 header */
3945 len
= sizeof(struct rt2860_txwi
) + hdrsize
;
3947 /* align end on a 4-bytes boundary */
3949 dmalen
= (len
+ 3) & ~ 3;
3951 memset((caddr_t
) txwi
+ len
, 0, dmalen
- len
);
3953 qsel
= RT2860_TXDESC_QSEL_EDCA
;
3955 desc
->sdp0
= htole32(ring
->seg0_phys_addr
+ ring
->data_cur
* RT2860_TX_DATA_SEG0_SIZE
);
3956 desc
->sdl0
= htole16(dmalen
);
3957 desc
->qsel_flags
= (qsel
<< RT2860_TXDESC_QSEL_SHIFT
);
3959 /* set up payload segments */
3961 for (i
= ndmasegs
, j
= 0; i
>= 2; i
-= 2)
3963 desc
->sdp1
= htole32(dma_seg
[j
].ds_addr
);
3964 desc
->sdl1
= htole16(dma_seg
[j
].ds_len
);
3966 ring
->desc_queued
++;
3967 ring
->desc_cur
= (ring
->desc_cur
+ 1) % RT2860_SOFTC_TX_RING_DESC_COUNT
;
3971 desc
= &ring
->desc
[ring
->desc_cur
];
3973 desc
->sdp0
= htole32(dma_seg
[j
].ds_addr
);
3974 desc
->sdl0
= htole16(dma_seg
[j
].ds_len
);
3975 desc
->qsel_flags
= (qsel
<< RT2860_TXDESC_QSEL_SHIFT
);
3980 /* finalize last payload segment */
3984 desc
->sdp1
= htole32(dma_seg
[j
].ds_addr
);
3985 desc
->sdl1
= htole16(dma_seg
[j
].ds_len
| RT2860_TXDESC_SDL1_LASTSEG
);
3989 desc
->sdl0
|= htole16(RT2860_TXDESC_SDL0_LASTSEG
);
3993 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
3994 "%s: sending MGMT frame: qid=%d, hdrsize=%d, hdrspace=%d, len=%d, "
3995 "stbc=%d, shortgi=%d, mcs=%d, DMA len=%d, ndmasegs=%d, DMA ds_len=%d/%d/%d/%d/%d\n",
3996 device_get_nameunit(sc
->dev
),
3997 qid
, hdrsize
, hdrspace
, m
->m_pkthdr
.len
+ hdrsize
,
3998 stbc
, shortgi
, mcs
, dmalen
, ndmasegs
,
3999 (int) dma_seg
[0].ds_len
, (int) dma_seg
[1].ds_len
, (int) dma_seg
[2].ds_len
, (int) dma_seg
[3].ds_len
, (int) dma_seg
[4].ds_len
);
4001 bus_dmamap_sync(ring
->seg0_dma_tag
, ring
->seg0_dma_map
,
4002 BUS_DMASYNC_PREWRITE
);
4003 bus_dmamap_sync(ring
->data_dma_tag
, data
->dma_map
,
4004 BUS_DMASYNC_PREWRITE
);
4005 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
4006 BUS_DMASYNC_PREWRITE
);
4008 ring
->desc_queued
++;
4009 ring
->desc_cur
= (ring
->desc_cur
+ 1) % RT2860_SOFTC_TX_RING_DESC_COUNT
;
4011 ring
->data_queued
++;
4012 ring
->data_cur
= (ring
->data_cur
+ 1) % RT2860_SOFTC_TX_RING_DATA_COUNT
;
4016 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_CTX_IDX(qid
), ring
->desc_cur
);
4024 static int rt2860_tx_data(struct rt2860_softc
*sc
,
4025 struct mbuf
*m
, struct ieee80211_node
*ni
, int qid
)
4028 struct ieee80211com
*ic
;
4029 struct ieee80211vap
*vap
;
4030 const struct ieee80211_txparam
*tp
;
4031 struct rt2860_softc_node
*rni
;
4032 struct rt2860_softc_tx_ring
*ring
;
4033 struct rt2860_softc_tx_data
*data
;
4034 struct rt2860_txdesc
*desc
;
4035 struct rt2860_txwi
*txwi
;
4036 struct ieee80211_frame
*wh
;
4037 struct ieee80211_tx_ampdu
*tx_ampdu
;
4038 ieee80211_seq seqno
;
4039 struct rt2860_softc_tx_radiotap_header
*tap
;
4040 bus_dma_segment_t dma_seg
[RT2860_SOFTC_MAX_SCATTER
];
4041 u_int hdrsize
, hdrspace
;
4042 uint8_t type
, rate
, bw
, stbc
, shortgi
, mcs
, pid
, wcid
, mpdu_density
, bawin_size
, qsel
;
4043 uint16_t qos
, len
, dmalen
, mpdu_len
, dur
;
4044 int error
, hasqos
, ac
, tid
, ampdu
, ndmasegs
, ndescs
, i
, j
;
4046 KASSERT(qid
>= 0 && qid
< RT2860_SOFTC_TX_RING_COUNT
,
4047 ("%s: Tx data: invalid qid=%d\n",
4048 device_get_nameunit(sc
->dev
), qid
));
4053 rni
= (struct rt2860_softc_node
*) ni
;
4054 tp
= ni
->ni_txparms
;
4056 ring
= &sc
->tx_ring
[qid
];
4057 desc
= &ring
->desc
[ring
->desc_cur
];
4058 data
= &ring
->data
[ring
->data_cur
];
4059 txwi
= (struct rt2860_txwi
*) (ring
->seg0
+ ring
->data_cur
* RT2860_TX_DATA_SEG0_SIZE
);
4061 wh
= mtod(m
, struct ieee80211_frame
*);
4063 type
= wh
->i_fc
[0] & IEEE80211_FC0_TYPE_MASK
;
4065 hasqos
= IEEE80211_QOS_HAS_SEQ(wh
);
4068 if (IEEE80211_HAS_ADDR4(wh
))
4069 qos
= le16toh(*(const uint16_t *)
4070 (((struct ieee80211_qosframe_addr4
*) wh
)->i_qos
));
4072 qos
= le16toh(*(const uint16_t *)
4073 (((struct ieee80211_qosframe
*) wh
)->i_qos
));
4080 if (IEEE80211_IS_MULTICAST(wh
->i_addr1
))
4081 rate
= tp
->mcastrate
;
4082 else if (m
->m_flags
& M_EAPOL
)
4083 rate
= tp
->mgmtrate
;
4084 else if (tp
->ucastrate
!= IEEE80211_FIXED_RATE_NONE
)
4085 rate
= tp
->ucastrate
;
4087 rate
= ni
->ni_txrate
;
4089 rate
&= IEEE80211_RATE_VAL
;
4091 /* fill Tx wireless info */
4093 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
4096 mcs
= rt2860_rate2mcs(rate
);
4100 wcid
= (type
== IEEE80211_FC0_TYPE_DATA
) ?
4101 RT2860_AID2WCID(ni
->ni_associd
) : 0xff;
4103 /* calculate MPDU length without padding */
4105 hdrsize
= ieee80211_hdrsize(wh
);
4106 hdrspace
= ieee80211_hdrspace(ic
, wh
);
4107 mpdu_len
= m
->m_pkthdr
.len
- hdrspace
+ hdrsize
;
4109 memset(txwi
, 0, sizeof(struct rt2860_txwi
));
4113 txwi
->pid_mpdu_len
= ((htole16(pid
) & RT2860_TXWI_PID_MASK
) <<
4114 RT2860_TXWI_PID_SHIFT
) | ((htole16(mpdu_len
) & RT2860_TXWI_MPDU_LEN_MASK
) <<
4115 RT2860_TXWI_MPDU_LEN_SHIFT
);
4117 stbc
= (ni
->ni_htcap
& IEEE80211_HTCAP_RXSTBC
) ? 1 : 0;
4119 shortgi
= (vap
->iv_flags_ht
& (IEEE80211_FHT_SHORTGI20
| IEEE80211_FHT_SHORTGI40
)) &&
4120 (ni
->ni_flags
& IEEE80211_NODE_HT
) && (ni
->ni_flags
& (IEEE80211_NODE_SGI20
| IEEE80211_NODE_SGI40
));
4122 txwi
->phymode_ifs_stbc_shortgi
|=
4123 ((stbc
& RT2860_TXWI_STBC_MASK
) << RT2860_TXWI_STBC_SHIFT
) |
4124 ((shortgi
& RT2860_TXWI_SHORTGI_MASK
) << RT2860_TXWI_SHORTGI_SHIFT
);
4126 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
4128 txwi
->phymode_ifs_stbc_shortgi
|=
4129 (RT2860_TXWI_PHYMODE_HT_MIXED
<< RT2860_TXWI_PHYMODE_SHIFT
);
4133 if (ieee80211_rate2phytype(ic
->ic_rt
, rate
) != IEEE80211_T_OFDM
)
4135 txwi
->phymode_ifs_stbc_shortgi
|=
4136 (RT2860_TXWI_PHYMODE_CCK
<< RT2860_TXWI_PHYMODE_SHIFT
);
4138 if (rate
!= 2 && (ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
))
4139 mcs
|= RT2860_TXWI_MCS_SHOTPRE
;
4143 txwi
->phymode_ifs_stbc_shortgi
|=
4144 (RT2860_TXWI_PHYMODE_OFDM
<< RT2860_TXWI_PHYMODE_SHIFT
);
4148 if ((ni
->ni_flags
& IEEE80211_NODE_HT
) && (ni
->ni_chw
== 40))
4149 bw
= RT2860_TXWI_BW_40
;
4151 bw
= RT2860_TXWI_BW_20
;
4153 txwi
->bw_mcs
= ((bw
& RT2860_TXWI_BW_MASK
) << RT2860_TXWI_BW_SHIFT
) |
4154 ((mcs
& RT2860_TXWI_MCS_MASK
) << RT2860_TXWI_MCS_SHIFT
);
4156 txwi
->txop
= (RT2860_TXWI_TXOP_HT
<< RT2860_TXWI_TXOP_SHIFT
);
4158 if (!IEEE80211_IS_MULTICAST(wh
->i_addr1
) &&
4159 (!hasqos
|| (qos
& IEEE80211_QOS_ACKPOLICY
) != IEEE80211_QOS_ACKPOLICY_NOACK
))
4161 txwi
->bawin_size_xflags
|=
4162 (RT2860_TXWI_XFLAGS_ACK
<< RT2860_TXWI_XFLAGS_SHIFT
);
4164 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
4166 /* preamble + plcp + signal extension + SIFS */
4168 dur
= 16 + 4 + 6 + 10;
4172 dur
= ieee80211_ack_duration(ic
->ic_rt
, rate
,
4173 ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
);
4176 *(uint16_t *) wh
->i_dur
= htole16(dur
);
4179 /* check for A-MPDU */
4181 if (m
->m_flags
& M_AMPDU_MPDU
)
4183 ac
= M_WME_GETAC(m
);
4184 tid
= WME_AC_TO_TID(ac
);
4185 tx_ampdu
= &ni
->ni_tx_ampdu
[ac
];
4187 mpdu_density
= RT2860_MS(ni
->ni_htparam
, IEEE80211_HTCAP_MPDUDENSITY
);
4188 bawin_size
= tx_ampdu
->txa_wnd
;
4190 txwi
->mpdu_density_flags
|=
4191 ((mpdu_density
& RT2860_TXWI_MPDU_DENSITY_MASK
) << RT2860_TXWI_MPDU_DENSITY_SHIFT
) |
4192 (RT2860_TXWI_FLAGS_AMPDU
<< RT2860_TXWI_FLAGS_SHIFT
);
4194 txwi
->bawin_size_xflags
|=
4195 ((bawin_size
& RT2860_TXWI_BAWIN_SIZE_MASK
) << RT2860_TXWI_BAWIN_SIZE_SHIFT
);
4197 seqno
= ni
->ni_txseqs
[tid
]++;
4199 *(uint16_t *) &wh
->i_seq
[0] = htole16(seqno
<< IEEE80211_SEQ_SEQ_SHIFT
);
4208 /* ask MAC to insert timestamp into probe responses */
4210 if ((wh
->i_fc
[0] & (IEEE80211_FC0_TYPE_MASK
| IEEE80211_FC0_SUBTYPE_MASK
)) ==
4211 (IEEE80211_FC0_TYPE_MGT
| IEEE80211_FC0_SUBTYPE_PROBE_RESP
))
4212 txwi
->mpdu_density_flags
|=
4213 (RT2860_TXWI_FLAGS_TS
<< RT2860_TXWI_FLAGS_SHIFT
);
4215 if (ieee80211_radiotap_active_vap(vap
))
4219 tap
->flags
= IEEE80211_RADIOTAP_F_DATAPAD
;
4220 tap
->chan_flags
= htole32(ic
->ic_curchan
->ic_flags
);
4221 tap
->chan_freq
= htole16(ic
->ic_curchan
->ic_freq
);
4222 tap
->chan_ieee
= ic
->ic_curchan
->ic_ieee
;
4223 tap
->chan_maxpow
= 0;
4225 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
4226 tap
->rate
= mcs
| IEEE80211_RATE_MCS
;
4230 if (mcs
& RT2860_TXWI_MCS_SHOTPRE
)
4231 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTPRE
;
4234 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTGI
;
4236 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
4237 tap
->flags
|= IEEE80211_RADIOTAP_F_WEP
;
4239 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
4241 wh
->i_fc
[1] &= ~IEEE80211_FC1_WEP
;
4243 ieee80211_radiotap_tx(vap
, m
);
4245 wh
->i_fc
[1] |= IEEE80211_FC1_WEP
;
4249 ieee80211_radiotap_tx(vap
, m
);
4253 /* copy and trim 802.11 header */
4255 m_copydata(m
, 0, hdrsize
, (caddr_t
) (txwi
+ 1));
4258 error
= bus_dmamap_load_mbuf_sg(ring
->data_dma_tag
, data
->dma_map
, m
,
4259 dma_seg
, &ndmasegs
, 0);
4262 /* too many fragments, linearize */
4264 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
4265 "%s: could not load mbuf DMA map, trying to linearize mbuf: ndmasegs=%d, len=%d, error=%d\n",
4266 device_get_nameunit(sc
->dev
), ndmasegs
, m
->m_pkthdr
.len
, error
);
4268 m
= m_defrag(m
, M_DONTWAIT
);
4272 sc
->tx_defrag_packets
++;
4274 error
= bus_dmamap_load_mbuf_sg(ring
->data_dma_tag
, data
->dma_map
, m
,
4275 dma_seg
, &ndmasegs
, 0);
4278 printf("%s: could not load mbuf DMA map: ndmasegs=%d, len=%d, error=%d\n",
4279 device_get_nameunit(sc
->dev
), ndmasegs
, m
->m_pkthdr
.len
, error
);
4285 if (m
->m_pkthdr
.len
== 0)
4288 /* determine how many Tx descs are required */
4290 ndescs
= 1 + ndmasegs
/ 2;
4291 if ((ring
->desc_queued
+ ndescs
) > (RT2860_SOFTC_TX_RING_DESC_COUNT
- 2))
4293 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
4294 "%s: there are not enough Tx descs\n",
4295 device_get_nameunit(sc
->dev
));
4297 sc
->no_tx_desc_avail
++;
4299 bus_dmamap_unload(ring
->data_dma_tag
, data
->dma_map
);
4307 /* set up Tx descs */
4309 /* first segment is Tx wireless info and 802.11 header */
4311 len
= sizeof(struct rt2860_txwi
) + hdrsize
;
4313 /* align end on a 4-bytes boundary */
4315 dmalen
= (len
+ 3) & ~ 3;
4317 memset((caddr_t
) txwi
+ len
, 0, dmalen
- len
);
4319 qsel
= RT2860_TXDESC_QSEL_EDCA
;
4321 desc
->sdp0
= htole32(ring
->seg0_phys_addr
+ ring
->data_cur
* RT2860_TX_DATA_SEG0_SIZE
);
4322 desc
->sdl0
= htole16(dmalen
);
4323 desc
->qsel_flags
= (qsel
<< RT2860_TXDESC_QSEL_SHIFT
);
4325 /* set up payload segments */
4327 for (i
= ndmasegs
, j
= 0; i
>= 2; i
-= 2)
4329 desc
->sdp1
= htole32(dma_seg
[j
].ds_addr
);
4330 desc
->sdl1
= htole16(dma_seg
[j
].ds_len
);
4332 ring
->desc_queued
++;
4333 ring
->desc_cur
= (ring
->desc_cur
+ 1) % RT2860_SOFTC_TX_RING_DESC_COUNT
;
4337 desc
= &ring
->desc
[ring
->desc_cur
];
4339 desc
->sdp0
= htole32(dma_seg
[j
].ds_addr
);
4340 desc
->sdl0
= htole16(dma_seg
[j
].ds_len
);
4341 desc
->qsel_flags
= (qsel
<< RT2860_TXDESC_QSEL_SHIFT
);
4346 /* finalize last payload segment */
4350 desc
->sdp1
= htole32(dma_seg
[j
].ds_addr
);
4351 desc
->sdl1
= htole16(dma_seg
[j
].ds_len
| RT2860_TXDESC_SDL1_LASTSEG
);
4355 desc
->sdl0
|= htole16(RT2860_TXDESC_SDL0_LASTSEG
);
4359 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
4360 "%s: sending data: qid=%d, hdrsize=%d, hdrspace=%d, len=%d, "
4361 "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",
4362 device_get_nameunit(sc
->dev
),
4363 qid
, hdrsize
, hdrspace
, m
->m_pkthdr
.len
+ hdrsize
,
4364 bw
, stbc
, shortgi
, mcs
, wcid
, ampdu
, dmalen
, ndmasegs
,
4365 (int) dma_seg
[0].ds_len
, (int) dma_seg
[1].ds_len
, (int) dma_seg
[2].ds_len
, (int) dma_seg
[3].ds_len
, (int) dma_seg
[4].ds_len
);
4367 bus_dmamap_sync(ring
->seg0_dma_tag
, ring
->seg0_dma_map
,
4368 BUS_DMASYNC_PREWRITE
);
4369 bus_dmamap_sync(ring
->data_dma_tag
, data
->dma_map
,
4370 BUS_DMASYNC_PREWRITE
);
4371 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
4372 BUS_DMASYNC_PREWRITE
);
4374 ring
->desc_queued
++;
4375 ring
->desc_cur
= (ring
->desc_cur
+ 1) % RT2860_SOFTC_TX_RING_DESC_COUNT
;
4377 ring
->data_queued
++;
4378 ring
->data_cur
= (ring
->data_cur
+ 1) % RT2860_SOFTC_TX_RING_DATA_COUNT
;
4382 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_CTX_IDX(qid
), ring
->desc_cur
);
4390 static int rt2860_tx_raw(struct rt2860_softc
*sc
,
4391 struct mbuf
*m
, struct ieee80211_node
*ni
,
4392 const struct ieee80211_bpf_params
*params
)
4394 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
4396 device_get_nameunit(sc
->dev
));
4404 static void rt2860_intr(void *arg
)
4406 struct rt2860_softc
*sc
;
4413 /* acknowledge interrupts */
4415 status
= rt2860_io_mac_read(sc
, RT2860_REG_SCHDMA_INT_STATUS
);
4416 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_INT_STATUS
, status
);
4418 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4419 "%s: interrupt: status = 0x%08x\n",
4420 device_get_nameunit(sc
->dev
), status
);
4422 if (status
== 0xffffffff || /* device likely went away */
4423 status
== 0) /* not for us */
4428 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
4431 if (status
& RT2860_REG_INT_TX_COHERENT
)
4432 rt2860_tx_coherent_intr(sc
);
4434 if (status
& RT2860_REG_INT_RX_COHERENT
)
4435 rt2860_rx_coherent_intr(sc
);
4437 if (status
& RT2860_REG_INT_TXRX_COHERENT
)
4438 rt2860_txrx_coherent_intr(sc
);
4440 if (status
& RT2860_REG_INT_FIFO_STA_FULL
)
4441 rt2860_fifo_sta_full_intr(sc
);
4443 if (status
& RT2860_REG_INT_TX_MGMT_DONE
)
4444 rt2860_tx_intr(sc
, 5);
4446 if (status
& RT2860_REG_INT_RX_DONE
)
4449 if (status
& RT2860_REG_INT_RX_DELAY_DONE
)
4450 rt2860_rx_delay_intr(sc
);
4452 if (status
& RT2860_REG_INT_TX_HCCA_DONE
)
4453 rt2860_tx_intr(sc
, 4);
4455 if (status
& RT2860_REG_INT_TX_AC3_DONE
)
4456 rt2860_tx_intr(sc
, 3);
4458 if (status
& RT2860_REG_INT_TX_AC2_DONE
)
4459 rt2860_tx_intr(sc
, 2);
4461 if (status
& RT2860_REG_INT_TX_AC1_DONE
)
4462 rt2860_tx_intr(sc
, 1);
4464 if (status
& RT2860_REG_INT_TX_AC0_DONE
)
4465 rt2860_tx_intr(sc
, 0);
4467 if (status
& RT2860_REG_INT_TX_DELAY_DONE
)
4468 rt2860_tx_delay_intr(sc
);
4470 if (status
& RT2860_REG_INT_PRE_TBTT
)
4471 rt2860_pre_tbtt_intr(sc
);
4473 if (status
& RT2860_REG_INT_TBTT
)
4474 rt2860_tbtt_intr(sc
);
4476 if (status
& RT2860_REG_INT_MCU_CMD
)
4477 rt2860_mcu_cmd_intr(sc
);
4479 if (status
& RT2860_REG_INT_AUTO_WAKEUP
)
4480 rt2860_auto_wakeup_intr(sc
);
4482 if (status
& RT2860_REG_INT_GP_TIMER
)
4483 rt2860_gp_timer_intr(sc
);
4487 * rt2860_tx_coherent_intr
4489 static void rt2860_tx_coherent_intr(struct rt2860_softc
*sc
)
4494 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4495 "%s: Tx coherent interrupt\n",
4496 device_get_nameunit(sc
->dev
));
4498 sc
->tx_coherent_interrupts
++;
4500 /* restart DMA engine */
4502 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
);
4504 tmp
&= ~(RT2860_REG_TX_WB_DDONE
|
4505 RT2860_REG_RX_DMA_ENABLE
|
4506 RT2860_REG_TX_DMA_ENABLE
);
4508 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
, tmp
);
4510 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
4512 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
4513 rt2860_reset_tx_ring(sc
, &sc
->tx_ring
[i
]);
4515 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
4517 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_BASE_PTR(i
),
4518 sc
->tx_ring
[i
].desc_phys_addr
);
4519 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_MAX_CNT(i
),
4520 RT2860_SOFTC_TX_RING_DESC_COUNT
);
4521 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_CTX_IDX(i
), 0);
4526 rt2860_reset_rx_ring(sc
, &sc
->rx_ring
);
4528 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_BASE_PTR
,
4529 sc
->rx_ring
.desc_phys_addr
);
4530 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_MAX_CNT
,
4531 RT2860_SOFTC_RX_RING_DATA_COUNT
);
4532 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_CALC_IDX
,
4533 RT2860_SOFTC_RX_RING_DATA_COUNT
- 1);
4535 rt2860_txrx_enable(sc
);
4539 * rt2860_rx_coherent_intr
4541 static void rt2860_rx_coherent_intr(struct rt2860_softc
*sc
)
4546 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4547 "%s: Rx coherent interrupt\n",
4548 device_get_nameunit(sc
->dev
));
4550 sc
->rx_coherent_interrupts
++;
4552 /* restart DMA engine */
4554 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
);
4556 tmp
&= ~(RT2860_REG_TX_WB_DDONE
|
4557 RT2860_REG_RX_DMA_ENABLE
|
4558 RT2860_REG_TX_DMA_ENABLE
);
4560 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
, tmp
);
4562 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
4564 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
4565 rt2860_reset_tx_ring(sc
, &sc
->tx_ring
[i
]);
4567 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
4569 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_BASE_PTR(i
),
4570 sc
->tx_ring
[i
].desc_phys_addr
);
4571 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_MAX_CNT(i
),
4572 RT2860_SOFTC_TX_RING_DESC_COUNT
);
4573 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_CTX_IDX(i
), 0);
4578 rt2860_reset_rx_ring(sc
, &sc
->rx_ring
);
4580 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_BASE_PTR
,
4581 sc
->rx_ring
.desc_phys_addr
);
4582 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_MAX_CNT
,
4583 RT2860_SOFTC_RX_RING_DATA_COUNT
);
4584 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_CALC_IDX
,
4585 RT2860_SOFTC_RX_RING_DATA_COUNT
- 1);
4587 rt2860_txrx_enable(sc
);
4591 * rt2860_txrx_coherent_intr
4593 static void rt2860_txrx_coherent_intr(struct rt2860_softc
*sc
)
4598 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4599 "%s: Tx/Rx coherent interrupt\n",
4600 device_get_nameunit(sc
->dev
));
4602 sc
->txrx_coherent_interrupts
++;
4604 /* restart DMA engine */
4606 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
);
4608 tmp
&= ~(RT2860_REG_TX_WB_DDONE
|
4609 RT2860_REG_RX_DMA_ENABLE
|
4610 RT2860_REG_TX_DMA_ENABLE
);
4612 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
, tmp
);
4614 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
4616 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
4617 rt2860_reset_tx_ring(sc
, &sc
->tx_ring
[i
]);
4619 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
4621 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_BASE_PTR(i
),
4622 sc
->tx_ring
[i
].desc_phys_addr
);
4623 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_MAX_CNT(i
),
4624 RT2860_SOFTC_TX_RING_DESC_COUNT
);
4625 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_CTX_IDX(i
), 0);
4630 rt2860_reset_rx_ring(sc
, &sc
->rx_ring
);
4632 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_BASE_PTR
,
4633 sc
->rx_ring
.desc_phys_addr
);
4634 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_MAX_CNT
,
4635 RT2860_SOFTC_RX_RING_DATA_COUNT
);
4636 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_CALC_IDX
,
4637 RT2860_SOFTC_RX_RING_DATA_COUNT
- 1);
4639 rt2860_txrx_enable(sc
);
4643 * rt2860_fifo_sta_full_intr
4645 static void rt2860_fifo_sta_full_intr(struct rt2860_softc
*sc
)
4647 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4648 "%s: FIFO statistic full interrupt\n",
4649 device_get_nameunit(sc
->dev
));
4651 sc
->fifo_sta_full_interrupts
++;
4653 RT2860_SOFTC_LOCK(sc
);
4655 if (!(sc
->intr_disable_mask
& RT2860_REG_INT_FIFO_STA_FULL
))
4657 rt2860_intr_disable(sc
, RT2860_REG_INT_FIFO_STA_FULL
);
4659 taskqueue_enqueue(sc
->taskqueue
, &sc
->fifo_sta_full_task
);
4662 sc
->intr_pending_mask
|= RT2860_REG_INT_FIFO_STA_FULL
;
4664 RT2860_SOFTC_UNLOCK(sc
);
4670 static void rt2860_rx_intr(struct rt2860_softc
*sc
)
4672 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4673 "%s: Rx interrupt\n",
4674 device_get_nameunit(sc
->dev
));
4676 sc
->rx_interrupts
++;
4678 RT2860_SOFTC_LOCK(sc
);
4680 if (!(sc
->intr_disable_mask
& RT2860_REG_INT_RX_DONE
))
4682 rt2860_intr_disable(sc
, RT2860_REG_INT_RX_DONE
);
4684 taskqueue_enqueue(sc
->taskqueue
, &sc
->rx_done_task
);
4687 sc
->intr_pending_mask
|= RT2860_REG_INT_RX_DONE
;
4689 RT2860_SOFTC_UNLOCK(sc
);
4693 * rt2860_rx_delay_intr
4695 static void rt2860_rx_delay_intr(struct rt2860_softc
*sc
)
4697 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4698 "%s: Rx delay interrupt\n",
4699 device_get_nameunit(sc
->dev
));
4701 sc
->rx_delay_interrupts
++;
4707 static void rt2860_tx_intr(struct rt2860_softc
*sc
, int qid
)
4709 KASSERT(qid
>= 0 && qid
< RT2860_SOFTC_TX_RING_COUNT
,
4710 ("%s: Tx interrupt: invalid qid=%d\n",
4711 device_get_nameunit(sc
->dev
), qid
));
4713 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4714 "%s: Tx interrupt: qid=%d\n",
4715 device_get_nameunit(sc
->dev
), qid
);
4717 sc
->tx_interrupts
[qid
]++;
4719 RT2860_SOFTC_LOCK(sc
);
4721 if (!(sc
->intr_disable_mask
& (RT2860_REG_INT_TX_AC0_DONE
<< qid
)))
4723 rt2860_intr_disable(sc
, (RT2860_REG_INT_TX_AC0_DONE
<< qid
));
4725 taskqueue_enqueue(sc
->taskqueue
, &sc
->tx_done_task
);
4728 sc
->intr_pending_mask
|= (RT2860_REG_INT_TX_AC0_DONE
<< qid
);
4730 RT2860_SOFTC_UNLOCK(sc
);
4734 * rt2860_tx_delay_intr
4736 static void rt2860_tx_delay_intr(struct rt2860_softc
*sc
)
4738 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4739 "%s: Tx delay interrupt\n",
4740 device_get_nameunit(sc
->dev
));
4742 sc
->tx_delay_interrupts
++;
4746 * rt2860_pre_tbtt_intr
4748 static void rt2860_pre_tbtt_intr(struct rt2860_softc
*sc
)
4750 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4751 "%s: Pre-TBTT interrupt\n",
4752 device_get_nameunit(sc
->dev
));
4754 sc
->pre_tbtt_interrupts
++;
4760 static void rt2860_tbtt_intr(struct rt2860_softc
*sc
)
4762 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4763 "%s: TBTT interrupt\n",
4764 device_get_nameunit(sc
->dev
));
4766 sc
->tbtt_interrupts
++;
4770 * rt2860_mcu_cmd_intr
4772 static void rt2860_mcu_cmd_intr(struct rt2860_softc
*sc
)
4774 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4775 "%s: MCU command interrupt\n",
4776 device_get_nameunit(sc
->dev
));
4778 sc
->mcu_cmd_interrupts
++;
4782 * rt2860_auto_wakeup_intr
4784 static void rt2860_auto_wakeup_intr(struct rt2860_softc
*sc
)
4786 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4787 "%s: auto wakeup interrupt\n",
4788 device_get_nameunit(sc
->dev
));
4790 sc
->auto_wakeup_interrupts
++;
4794 * rt2860_gp_timer_intr
4796 static void rt2860_gp_timer_intr(struct rt2860_softc
*sc
)
4798 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4799 "%s: GP timer interrupt\n",
4800 device_get_nameunit(sc
->dev
));
4802 sc
->gp_timer_interrupts
++;
4806 * rt2860_rx_done_task
4808 static void rt2860_rx_done_task(void *context
, int pending
)
4810 struct rt2860_softc
*sc
;
4817 RT2860_DPRINTF(sc
, RT2860_DEBUG_RX
,
4818 "%s: Rx done task\n",
4819 device_get_nameunit(sc
->dev
));
4821 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
4824 sc
->intr_pending_mask
&= ~RT2860_REG_INT_RX_DONE
;
4826 again
= rt2860_rx_eof(sc
, sc
->rx_process_limit
);
4828 RT2860_SOFTC_LOCK(sc
);
4830 if ((sc
->intr_pending_mask
& RT2860_REG_INT_RX_DONE
) || again
)
4832 RT2860_DPRINTF(sc
, RT2860_DEBUG_RX
,
4833 "%s: Rx done task: scheduling again\n",
4834 device_get_nameunit(sc
->dev
));
4836 taskqueue_enqueue(sc
->taskqueue
, &sc
->rx_done_task
);
4840 rt2860_intr_enable(sc
, RT2860_REG_INT_RX_DONE
);
4843 RT2860_SOFTC_UNLOCK(sc
);
4847 * rt2860_tx_done_task
4849 static void rt2860_tx_done_task(void *context
, int pending
)
4851 struct rt2860_softc
*sc
;
4859 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
4860 "%s: Tx done task\n",
4861 device_get_nameunit(sc
->dev
));
4863 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
4866 for (i
= RT2860_SOFTC_TX_RING_COUNT
- 1; i
>= 0; i
--)
4868 if (sc
->intr_pending_mask
& (RT2860_REG_INT_TX_AC0_DONE
<< i
))
4870 sc
->intr_pending_mask
&= ~(RT2860_REG_INT_TX_AC0_DONE
<< i
);
4872 rt2860_tx_eof(sc
, &sc
->tx_ring
[i
]);
4878 ifp
->if_drv_flags
&= ~IFF_DRV_OACTIVE
;
4880 intr_mask
= (RT2860_REG_INT_TX_MGMT_DONE
|
4881 RT2860_REG_INT_TX_HCCA_DONE
|
4882 RT2860_REG_INT_TX_AC3_DONE
|
4883 RT2860_REG_INT_TX_AC2_DONE
|
4884 RT2860_REG_INT_TX_AC1_DONE
|
4885 RT2860_REG_INT_TX_AC0_DONE
);
4887 RT2860_SOFTC_LOCK(sc
);
4889 rt2860_intr_enable(sc
, ~sc
->intr_pending_mask
&
4890 (sc
->intr_disable_mask
& intr_mask
));
4892 if (sc
->intr_pending_mask
& intr_mask
)
4894 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
4895 "%s: Tx done task: scheduling again\n",
4896 device_get_nameunit(sc
->dev
));
4898 taskqueue_enqueue(sc
->taskqueue
, &sc
->tx_done_task
);
4901 RT2860_SOFTC_UNLOCK(sc
);
4905 * rt2860_fifo_sta_full_task
4907 static void rt2860_fifo_sta_full_task(void *context
, int pending
)
4909 struct rt2860_softc
*sc
;
4915 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATS
,
4916 "%s: FIFO statistic full task\n",
4917 device_get_nameunit(sc
->dev
));
4919 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
4922 sc
->intr_pending_mask
&= ~RT2860_REG_INT_FIFO_STA_FULL
;
4924 rt2860_drain_fifo_stats(sc
);
4926 RT2860_SOFTC_LOCK(sc
);
4928 if (sc
->intr_pending_mask
& RT2860_REG_INT_FIFO_STA_FULL
)
4930 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATS
,
4931 "%s: FIFO statistic full task: scheduling again\n",
4932 device_get_nameunit(sc
->dev
));
4934 taskqueue_enqueue(sc
->taskqueue
, &sc
->fifo_sta_full_task
);
4938 rt2860_intr_enable(sc
, RT2860_REG_INT_FIFO_STA_FULL
);
4941 RT2860_SOFTC_UNLOCK(sc
);
4945 * rt2860_periodic_task
4947 static void rt2860_periodic_task(void *context
, int pending
)
4949 struct rt2860_softc
*sc
;
4951 struct ieee80211com
*ic
;
4952 struct ieee80211vap
*vap
;
4957 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
4959 RT2860_DPRINTF(sc
, RT2860_DEBUG_PERIODIC
,
4960 "%s: periodic task: round=%lu\n",
4961 device_get_nameunit(sc
->dev
), sc
->periodic_round
);
4963 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
4966 RT2860_SOFTC_LOCK(sc
);
4968 sc
->periodic_round
++;
4970 rt2860_update_stats(sc
);
4972 if ((sc
->periodic_round
% 10) == 0)
4974 rt2860_bbp_tuning(sc
);
4976 rt2860_update_raw_counters(sc
);
4978 rt2860_watchdog(sc
);
4980 if (vap
!= NULL
&& vap
->iv_opmode
!= IEEE80211_M_MONITOR
&& vap
->iv_state
== IEEE80211_S_RUN
)
4982 if (vap
->iv_opmode
== IEEE80211_M_STA
)
4983 rt2860_amrr_update_iter_func(vap
, vap
->iv_bss
);
4985 ieee80211_iterate_nodes(&ic
->ic_sta
, rt2860_amrr_update_iter_func
, vap
);
4989 RT2860_SOFTC_UNLOCK(sc
);
4991 callout_reset(&sc
->periodic_ch
, hz
/ 10, rt2860_periodic
, sc
);
4997 static int rt2860_rx_eof(struct rt2860_softc
*sc
, int limit
)
5000 struct ieee80211com
*ic
;
5001 struct ieee80211_frame
*wh
;
5002 struct ieee80211_node
*ni
;
5003 struct rt2860_softc_node
*rni
;
5004 struct rt2860_softc_rx_radiotap_header
*tap
;
5005 struct rt2860_softc_rx_ring
*ring
;
5006 struct rt2860_rxdesc
*desc
;
5007 struct rt2860_softc_rx_data
*data
;
5008 struct rt2860_rxwi
*rxwi
;
5009 struct mbuf
*m
, *mnew
;
5010 bus_dma_segment_t segs
[1];
5011 bus_dmamap_t dma_map
;
5012 uint32_t index
, desc_flags
;
5013 uint8_t cipher_err
, rssi
, ant
, phymode
, bw
, shortgi
, mcs
;
5015 int error
, nsegs
, len
, ampdu
, amsdu
, rssi_dbm_rel
, nframes
, i
;
5019 ring
= &sc
->rx_ring
;
5025 index
= rt2860_io_mac_read(sc
, RT2860_REG_SCHDMA_RX_DRX_IDX
);
5026 if (ring
->cur
== index
)
5029 desc
= &ring
->desc
[ring
->cur
];
5030 desc_flags
= le32toh(desc
->flags
);
5031 data
= &ring
->data
[ring
->cur
];
5033 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
5034 BUS_DMASYNC_POSTREAD
| BUS_DMASYNC_POSTWRITE
);
5036 if (!(desc
->sdl0
& htole16(RT2860_RXDESC_SDL0_DDONE
)))
5041 mnew
= m_getjcl(M_DONTWAIT
, MT_DATA
, M_PKTHDR
, MJUMPAGESIZE
);
5044 sc
->rx_mbuf_alloc_errors
++;
5049 mnew
->m_len
= mnew
->m_pkthdr
.len
= MJUMPAGESIZE
;
5051 error
= bus_dmamap_load_mbuf_sg(ring
->data_dma_tag
, ring
->spare_dma_map
,
5052 mnew
, segs
, &nsegs
, BUS_DMA_NOWAIT
);
5055 RT2860_DPRINTF(sc
, RT2860_DEBUG_RX
,
5056 "%s: could not load Rx mbuf DMA map: error=%d, nsegs=%d\n",
5057 device_get_nameunit(sc
->dev
), error
, nsegs
);
5061 sc
->rx_mbuf_dmamap_errors
++;
5067 KASSERT(nsegs
== 1, ("%s: too many DMA segments",
5068 device_get_nameunit(sc
->dev
)));
5070 bus_dmamap_sync(ring
->data_dma_tag
, data
->dma_map
,
5071 BUS_DMASYNC_POSTREAD
);
5072 bus_dmamap_unload(ring
->data_dma_tag
, data
->dma_map
);
5074 dma_map
= data
->dma_map
;
5075 data
->dma_map
= ring
->spare_dma_map
;
5076 ring
->spare_dma_map
= dma_map
;
5078 bus_dmamap_sync(ring
->data_dma_tag
, data
->dma_map
,
5079 BUS_DMASYNC_PREREAD
);
5084 desc
->sdp0
= htole32(segs
[0].ds_addr
);
5086 /* get Rx wireless info */
5088 rxwi
= mtod(m
, struct rt2860_rxwi
*);
5089 len
= (le16toh(rxwi
->tid_size
) >> RT2860_RXWI_SIZE_SHIFT
) &
5090 RT2860_RXWI_SIZE_MASK
;
5092 /* check for L2 padding between IEEE 802.11 frame header and body */
5094 if (desc_flags
& RT2860_RXDESC_FLAGS_L2PAD
)
5096 RT2860_DPRINTF(sc
, RT2860_DEBUG_RX
,
5097 "%s: L2 padding: len=%d\n",
5098 device_get_nameunit(sc
->dev
), len
);
5103 m
->m_pkthdr
.rcvif
= ifp
;
5104 m
->m_data
= (caddr_t
) (rxwi
+ 1);
5105 m
->m_pkthdr
.len
= m
->m_len
= len
;
5107 /* check for crc errors */
5109 if (desc_flags
& RT2860_RXDESC_FLAGS_CRC_ERR
)
5111 RT2860_DPRINTF(sc
, RT2860_DEBUG_RX
,
5112 "%s: rxdesc: crc error\n",
5113 device_get_nameunit(sc
->dev
));
5117 if (!(ifp
->if_flags
& IFF_PROMISC
))
5124 wh
= (struct ieee80211_frame
*) (rxwi
+ 1);
5126 /* check for cipher errors */
5128 if (desc_flags
& RT2860_RXDESC_FLAGS_DECRYPTED
)
5130 cipher_err
= ((desc_flags
>> RT2860_RXDESC_FLAGS_CIPHER_ERR_SHIFT
) &
5131 RT2860_RXDESC_FLAGS_CIPHER_ERR_MASK
);
5132 if (cipher_err
== RT2860_RXDESC_FLAGS_CIPHER_ERR_NONE
)
5134 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
5135 wh
->i_fc
[1] &= ~IEEE80211_FC1_WEP
;
5137 m
->m_flags
|= M_WEP
;
5141 RT2860_DPRINTF(sc
, RT2860_DEBUG_RX
,
5142 "%s: rxdesc: cipher error=0x%02x\n",
5143 device_get_nameunit(sc
->dev
), cipher_err
);
5147 if (!(ifp
->if_flags
& IFF_PROMISC
))
5156 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
5158 RT2860_DPRINTF(sc
, RT2860_DEBUG_RX
,
5159 "%s: rxdesc: not decrypted but protected flag set\n",
5160 device_get_nameunit(sc
->dev
));
5164 if (!(ifp
->if_flags
& IFF_PROMISC
))
5172 /* check for A-MPDU */
5174 if (desc_flags
& RT2860_RXDESC_FLAGS_AMPDU
)
5176 m
->m_flags
|= M_AMPDU
;
5187 /* check for A-MSDU */
5189 if (desc_flags
& RT2860_RXDESC_FLAGS_AMSDU
)
5200 ant
= rt2860_maxrssi_rxpath(sc
, rxwi
);
5201 rssi
= rxwi
->rssi
[ant
];
5202 rssi_dbm
= rt2860_rssi2dbm(sc
, rssi
, ant
);
5203 phymode
= ((rxwi
->phymode_stbc_shortgi
>> RT2860_RXWI_PHYMODE_SHIFT
) &
5204 RT2860_RXWI_PHYMODE_MASK
);
5205 bw
= ((rxwi
->bw_mcs
>> RT2860_RXWI_BW_SHIFT
) & RT2860_RXWI_BW_MASK
);
5206 shortgi
= ((rxwi
->phymode_stbc_shortgi
>> RT2860_RXWI_SHORTGI_SHIFT
) &
5207 RT2860_RXWI_SHORTGI_MASK
);
5208 mcs
= ((rxwi
->bw_mcs
>> RT2860_RXWI_MCS_SHIFT
) & RT2860_RXWI_MCS_MASK
);
5210 if (ieee80211_radiotap_active(ic
))
5214 tap
->flags
= (desc_flags
& RT2860_RXDESC_FLAGS_L2PAD
) ? IEEE80211_RADIOTAP_F_DATAPAD
: 0;
5215 tap
->dbm_antsignal
= rssi_dbm
;
5216 tap
->dbm_antnoise
= RT2860_NOISE_FLOOR
;
5218 tap
->antsignal
= rssi
;
5219 tap
->chan_flags
= htole32(ic
->ic_curchan
->ic_flags
);
5220 tap
->chan_freq
= htole16(ic
->ic_curchan
->ic_freq
);
5221 tap
->chan_ieee
= ic
->ic_curchan
->ic_ieee
;
5222 tap
->chan_maxpow
= 0;
5224 if (phymode
== RT2860_TXWI_PHYMODE_HT_MIXED
|| phymode
== RT2860_TXWI_PHYMODE_HT_GF
)
5225 tap
->rate
= mcs
| IEEE80211_RATE_MCS
;
5227 tap
->rate
= rt2860_rxrate(rxwi
);
5229 if (rxwi
->bw_mcs
& RT2860_RXWI_MCS_SHOTPRE
)
5230 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTPRE
;
5233 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTGI
;
5237 * net80211 assumes that RSSI data are in the range [-127..127] and
5238 * in .5 dBm units relative to the current noise floor
5241 rssi_dbm_rel
= (rssi_dbm
- RT2860_NOISE_FLOOR
) * 2;
5242 if (rssi_dbm_rel
> 127)
5245 RT2860_DPRINTF(sc
, RT2860_DEBUG_RX
,
5246 "%s: received frame: len=%d, phymode=%d, bw=%d, shortgi=%d, mcs=%d, "
5247 "ant=%d, rssi=%d/%d/%d, snr=%d/%d, wcid=0x%02x, ampdu=%d, amsdu=%d, "
5248 "rssi_dbm=%d, rssi_dbm_rel=%d\n",
5249 device_get_nameunit(sc
->dev
),
5250 len
, phymode
, bw
, shortgi
, mcs
,
5251 ant
, rxwi
->rssi
[0], rxwi
->rssi
[1], rxwi
->rssi
[2],
5252 rxwi
->snr
[0], rxwi
->snr
[1],
5253 rxwi
->wcid
, ampdu
, amsdu
, rssi_dbm
, rssi_dbm_rel
);
5255 ni
= ieee80211_find_rxnode(ic
, (struct ieee80211_frame_min
*) wh
);
5258 rni
= (struct rt2860_softc_node
*) ni
;
5260 for (i
= 0; i
< RT2860_SOFTC_RSSI_DBM_COUNT
; i
++)
5261 rni
->last_rssi_dbm
[i
] = rt2860_rssi2dbm(sc
, rxwi
->rssi
[i
], i
);
5263 ieee80211_input(ni
, m
, rssi_dbm_rel
, RT2860_NOISE_FLOOR
);
5264 ieee80211_free_node(ni
);
5268 ieee80211_input_all(ic
, m
, rssi_dbm_rel
, RT2860_NOISE_FLOOR
);
5273 desc
->sdl0
&= ~htole16(RT2860_RXDESC_SDL0_DDONE
);
5275 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
5276 BUS_DMASYNC_PREREAD
| BUS_DMASYNC_PREWRITE
);
5278 ring
->cur
= (ring
->cur
+ 1) % RT2860_SOFTC_RX_RING_DATA_COUNT
;
5284 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_CALC_IDX
,
5285 RT2860_SOFTC_RX_RING_DATA_COUNT
- 1);
5287 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_CALC_IDX
,
5290 RT2860_DPRINTF(sc
, RT2860_DEBUG_RX
,
5291 "%s: Rx eof: nframes=%d\n",
5292 device_get_nameunit(sc
->dev
), nframes
);
5294 sc
->rx_packets
+= nframes
;
5296 return (limit
== 0);
5302 static void rt2860_tx_eof(struct rt2860_softc
*sc
,
5303 struct rt2860_softc_tx_ring
*ring
)
5306 struct rt2860_txdesc
*desc
;
5307 struct rt2860_softc_tx_data
*data
;
5309 int ndescs
, nframes
;
5318 index
= rt2860_io_mac_read(sc
, RT2860_REG_SCHDMA_TX_DTX_IDX(ring
->qid
));
5319 if (ring
->desc_next
== index
)
5324 rt2860_drain_fifo_stats(sc
);
5326 desc
= &ring
->desc
[ring
->desc_next
];
5328 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
5329 BUS_DMASYNC_POSTREAD
| BUS_DMASYNC_POSTWRITE
);
5331 if (desc
->sdl0
& htole16(RT2860_TXDESC_SDL0_LASTSEG
) ||
5332 desc
->sdl1
& htole16(RT2860_TXDESC_SDL1_LASTSEG
))
5336 data
= &ring
->data
[ring
->data_next
];
5338 if (data
->m
->m_flags
& M_TXCB
)
5339 ieee80211_process_callback(data
->ni
, data
->m
, 0);
5341 bus_dmamap_sync(ring
->data_dma_tag
, data
->dma_map
,
5342 BUS_DMASYNC_POSTWRITE
);
5343 bus_dmamap_unload(ring
->data_dma_tag
, data
->dma_map
);
5347 ieee80211_free_node(data
->ni
);
5354 RT2860_SOFTC_LOCK(sc
);
5356 ring
->data_queued
--;
5357 ring
->data_next
= (ring
->data_next
+ 1) % RT2860_SOFTC_TX_RING_DATA_COUNT
;
5359 RT2860_SOFTC_UNLOCK(sc
);
5362 desc
->sdl0
&= ~htole16(RT2860_TXDESC_SDL0_DDONE
);
5364 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
5365 BUS_DMASYNC_PREREAD
| BUS_DMASYNC_PREWRITE
);
5367 RT2860_SOFTC_LOCK(sc
);
5369 ring
->desc_queued
--;
5370 ring
->desc_next
= (ring
->desc_next
+ 1) % RT2860_SOFTC_TX_RING_DESC_COUNT
;
5372 RT2860_SOFTC_UNLOCK(sc
);
5375 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
5376 "%s: Tx eof: qid=%d, ndescs=%d, nframes=%d\n",
5377 device_get_nameunit(sc
->dev
), ring
->qid
, ndescs
, nframes
);
5381 * rt2860_update_stats
5383 static void rt2860_update_stats(struct rt2860_softc
*sc
)
5386 struct ieee80211com
*ic
;
5387 struct ieee80211vap
*vap
;
5388 struct ieee80211_node
*ni
;
5390 int beacons
, noretryok
, retryok
, failed
, underflows
, zerolen
;
5396 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
5398 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATS
,
5399 "%s: update statistic\n",
5400 device_get_nameunit(sc
->dev
));
5402 rt2860_drain_fifo_stats(sc
);
5404 /* read and clear Tx statistic registers */
5406 rt2860_io_mac_read_multi(sc
, RT2860_REG_TX_STA_CNT0
,
5407 stacnt
, sizeof(stacnt
));
5409 stacnt
[0] = le32toh(stacnt
[0]);
5410 stacnt
[1] = le32toh(stacnt
[1]);
5411 stacnt
[2] = le32toh(stacnt
[2]);
5413 beacons
= stacnt
[0] >> 16;
5414 noretryok
= stacnt
[1] & 0xffff;
5415 retryok
= stacnt
[1] >> 16;
5416 failed
= stacnt
[0] & 0xffff;
5417 underflows
= stacnt
[2] >> 16;
5418 zerolen
= stacnt
[2] & 0xffff;
5420 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATS
,
5421 "%s: update statistic: beacons=%d, noretryok=%d, retryok=%d, failed=%d, underflows=%d, zerolen=%d\n",
5422 device_get_nameunit(sc
->dev
),
5423 beacons
, noretryok
, retryok
, failed
, underflows
, zerolen
);
5425 ifp
->if_oerrors
+= failed
;
5427 sc
->tx_beacons
+= beacons
;
5428 sc
->tx_noretryok
+= noretryok
;
5429 sc
->tx_retryok
+= retryok
;
5430 sc
->tx_failed
+= failed
;
5431 sc
->tx_underflows
+= underflows
;
5432 sc
->tx_zerolen
+= zerolen
;
5434 if (vap
!= NULL
&& vap
->iv_opmode
== IEEE80211_M_STA
&& vap
->iv_state
== IEEE80211_S_RUN
)
5438 associd
= (ni
!= NULL
) ? ni
->ni_associd
: 0;
5439 wcid
= RT2860_AID2WCID(associd
);
5441 rt2860_amrr_tx_update(&sc
->amrr_node
[wcid
],
5442 noretryok
+ retryok
+ failed
, noretryok
+ retryok
, retryok
+ failed
);
5449 static void rt2860_bbp_tuning(struct rt2860_softc
*sc
)
5452 struct ieee80211com
*ic
;
5453 struct ieee80211vap
*vap
;
5454 struct ieee80211_node
*ni
;
5456 int8_t rssi
, old
, new;
5458 /* RT2860C does not support BBP tuning */
5460 if (sc
->mac_rev
== 0x28600100)
5465 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
5467 if ((ic
->ic_flags
& IEEE80211_F_SCAN
) || vap
== NULL
||
5468 vap
->iv_opmode
!= IEEE80211_M_STA
|| vap
->iv_state
!= IEEE80211_S_RUN
)
5473 chan
= ieee80211_chan2ieee(ic
, ni
->ni_chan
);
5477 else if (chan
<= 64)
5479 else if (chan
<= 128)
5484 rssi
= ieee80211_getrssi(vap
);
5486 if (IEEE80211_IS_CHAN_2GHZ(ni
->ni_chan
))
5488 new = 0x2e + sc
->lna_gain
[group
];
5492 if (!IEEE80211_IS_CHAN_HT40(ni
->ni_chan
))
5493 new = 0x32 + sc
->lna_gain
[group
] * 5 / 3;
5495 new = 0x3a + sc
->lna_gain
[group
] * 5 / 3;
5498 /* Tune if absolute average RSSI is greater than -80 */
5503 old
= rt2860_io_bbp_read(sc
, 66);
5506 rt2860_io_bbp_write(sc
, 66, new);
5512 static void rt2860_watchdog(struct rt2860_softc
*sc
)
5517 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_PBF_TXRXQ_PCNT
);
5519 RT2860_DPRINTF(sc
, RT2860_DEBUG_WATCHDOG
,
5520 "%s: watchdog: TXRXQ_PCNT=0x%08x\n",
5521 device_get_nameunit(sc
->dev
), tmp
);
5523 if (((tmp
>> RT2860_REG_TX0Q_PCNT_SHIFT
) & RT2860_REG_TX0Q_PCNT_MASK
) != 0)
5525 sc
->tx_queue_not_empty
[0]++;
5527 rt2860_io_mac_write(sc
, RT2860_REG_PBF_CFG
, 0xf40012);
5529 for (ntries
= 0; ntries
< 10; ntries
++)
5531 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_PBF_TXRXQ_PCNT
);
5532 if (((tmp
>> RT2860_REG_TX0Q_PCNT_SHIFT
) & RT2860_REG_TX0Q_PCNT_MASK
) == 0)
5538 rt2860_io_mac_write(sc
, RT2860_REG_PBF_CFG
, 0xf40006);
5541 if (((tmp
>> RT2860_REG_TX1Q_PCNT_SHIFT
) & RT2860_REG_TX1Q_PCNT_MASK
) != 0)
5543 sc
->tx_queue_not_empty
[1]++;
5545 rt2860_io_mac_write(sc
, RT2860_REG_PBF_CFG
, 0xf4000a);
5547 for (ntries
= 0; ntries
< 10; ntries
++)
5549 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_PBF_TXRXQ_PCNT
);
5550 if (((tmp
>> RT2860_REG_TX1Q_PCNT_SHIFT
) & RT2860_REG_TX1Q_PCNT_MASK
) == 0)
5556 rt2860_io_mac_write(sc
, RT2860_REG_PBF_CFG
, 0xf40006);
5561 * rt2860_drain_fifo_stats
5563 static void rt2860_drain_fifo_stats(struct rt2860_softc
*sc
)
5567 uint8_t wcid
, mcs
, pid
;
5568 int ok
, agg
, retrycnt
;
5572 /* drain Tx status FIFO (maxsize = 16) */
5574 while ((stats
= rt2860_io_mac_read(sc
, RT2860_REG_TX_STA_FIFO
)) &
5575 RT2860_REG_TX_STA_FIFO_VALID
)
5577 wcid
= (stats
>> RT2860_REG_TX_STA_FIFO_WCID_SHIFT
) &
5578 RT2860_REG_TX_STA_FIFO_WCID_MASK
;
5580 /* if no ACK was requested, no feedback is available */
5582 if (!(stats
& RT2860_REG_TX_STA_FIFO_ACK_REQ
) || wcid
== 0xff)
5585 /* update AMRR statistic */
5587 ok
= (stats
& RT2860_REG_TX_STA_FIFO_TX_OK
) ? 1 : 0;
5588 agg
= (stats
& RT2860_REG_TX_STA_FIFO_AGG
) ? 1 : 0;
5589 mcs
= (stats
>> RT2860_REG_TX_STA_FIFO_MCS_SHIFT
) &
5590 RT2860_REG_TX_STA_FIFO_MCS_MASK
;
5591 pid
= (stats
>> RT2860_REG_TX_STA_FIFO_PID_SHIFT
) &
5592 RT2860_REG_TX_STA_FIFO_PID_MASK
;
5593 retrycnt
= pid
- mcs
;
5595 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATS
,
5596 "%s: FIFO statistic: wcid=0x%02x, ok=%d, agg=%d, mcs=0x%02x, pid=0x%02x, retrycnt=%d\n",
5597 device_get_nameunit(sc
->dev
),
5598 wcid
, ok
, agg
, mcs
, pid
, retrycnt
);
5600 rt2860_amrr_tx_complete(&sc
->amrr_node
[wcid
], ok
, retrycnt
);
5608 * rt2860_update_raw_counters
5610 static void rt2860_update_raw_counters(struct rt2860_softc
*sc
)
5614 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_AGG_CNT
);
5616 sc
->tx_nonagg
+= tmp
& 0xffff;
5617 sc
->tx_agg
+= tmp
>> 16;
5619 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_AGG_CNT0
);
5621 sc
->tx_ampdu
+= (tmp
& 0xffff) / 1 + (tmp
>> 16) / 2;
5623 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_AGG_CNT1
);
5625 sc
->tx_ampdu
+= (tmp
& 0xffff) / 3 + (tmp
>> 16) / 4;
5627 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_AGG_CNT2
);
5629 sc
->tx_ampdu
+= (tmp
& 0xffff) / 5 + (tmp
>> 16) / 6;
5631 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_AGG_CNT3
);
5633 sc
->tx_ampdu
+= (tmp
& 0xffff) / 7 + (tmp
>> 16) / 8;
5635 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_AGG_CNT4
);
5637 sc
->tx_ampdu
+= (tmp
& 0xffff) / 9 + (tmp
>> 16) / 10;
5639 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_AGG_CNT5
);
5641 sc
->tx_ampdu
+= (tmp
& 0xffff) / 11 + (tmp
>> 16) / 12;
5643 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_AGG_CNT6
);
5645 sc
->tx_ampdu
+= (tmp
& 0xffff) / 13 + (tmp
>> 16) / 14;
5647 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_AGG_CNT7
);
5649 sc
->tx_ampdu
+= (tmp
& 0xffff) / 15 + (tmp
>> 16) / 16;
5651 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_RX_STA_CNT0
);
5653 sc
->rx_crc_errors
+= tmp
& 0xffff;
5654 sc
->rx_phy_errors
+= tmp
>> 16;
5656 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_RX_STA_CNT1
);
5658 sc
->rx_false_ccas
+= tmp
& 0xffff;
5659 sc
->rx_plcp_errors
+= tmp
>> 16;
5661 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_RX_STA_CNT2
);
5663 sc
->rx_dup_packets
+= tmp
& 0xffff;
5664 sc
->rx_fifo_overflows
+= tmp
>> 16;
5666 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TXRX_MPDU_DEN_CNT
);
5668 sc
->tx_mpdu_zero_density
+= tmp
& 0xffff;
5669 sc
->rx_mpdu_zero_density
+= tmp
>> 16;
5673 * rt2860_intr_enable
5675 static void rt2860_intr_enable(struct rt2860_softc
*sc
, uint32_t intr_mask
)
5679 sc
->intr_disable_mask
&= ~intr_mask
;
5681 tmp
= sc
->intr_enable_mask
& ~sc
->intr_disable_mask
;
5683 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_INT_MASK
, tmp
);
5687 * rt2860_intr_disable
5689 static void rt2860_intr_disable(struct rt2860_softc
*sc
, uint32_t intr_mask
)
5693 sc
->intr_disable_mask
|= intr_mask
;
5695 tmp
= sc
->intr_enable_mask
& ~sc
->intr_disable_mask
;
5697 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_INT_MASK
, tmp
);
5701 * rt2860_txrx_enable
5703 static int rt2860_txrx_enable(struct rt2860_softc
*sc
)
5705 struct ieee80211com
*ic
;
5713 /* enable Tx/Rx DMA engine */
5715 rt2860_io_mac_write(sc
, RT2860_REG_SYS_CTRL
, RT2860_REG_TX_ENABLE
);
5717 for (ntries
= 0; ntries
< 200; ntries
++)
5719 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
);
5720 if (!(tmp
& (RT2860_REG_TX_DMA_BUSY
| RT2860_REG_RX_DMA_BUSY
)))
5728 printf("%s: timeout waiting for DMA engine\n",
5729 device_get_nameunit(sc
->dev
));
5735 tmp
|= RT2860_REG_TX_WB_DDONE
|
5736 RT2860_REG_RX_DMA_ENABLE
|
5737 RT2860_REG_TX_DMA_ENABLE
|
5738 (RT2860_REG_WPDMA_BT_SIZE64
<< RT2860_REG_WPDMA_BT_SIZE_SHIFT
);
5740 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
, tmp
);
5744 tmp
= RT2860_REG_RX_FILTER_DROP_CRC_ERR
|
5745 RT2860_REG_RX_FILTER_DROP_PHY_ERR
;
5747 if (ic
->ic_opmode
!= IEEE80211_M_MONITOR
)
5749 tmp
|= RT2860_REG_RX_FILTER_DROP_DUPL
|
5750 RT2860_REG_RX_FILTER_DROP_CTS
|
5751 RT2860_REG_RX_FILTER_DROP_BA
|
5752 RT2860_REG_RX_FILTER_DROP_ACK
|
5753 RT2860_REG_RX_FILTER_DROP_VER_ERR
|
5754 RT2860_REG_RX_FILTER_DROP_CTRL_RSV
|
5755 RT2860_REG_RX_FILTER_DROP_CFACK
|
5756 RT2860_REG_RX_FILTER_DROP_CFEND
;
5758 if (ic
->ic_opmode
== IEEE80211_M_STA
)
5759 tmp
|= RT2860_REG_RX_FILTER_DROP_RTS
|
5760 RT2860_REG_RX_FILTER_DROP_PSPOLL
;
5762 if (!(ifp
->if_flags
& IFF_PROMISC
))
5763 tmp
|= RT2860_REG_RX_FILTER_DROP_UC_NOME
;
5766 rt2860_io_mac_write(sc
, RT2860_REG_RX_FILTER_CFG
, tmp
);
5768 rt2860_io_mac_write(sc
, RT2860_REG_SYS_CTRL
,
5769 RT2860_REG_RX_ENABLE
| RT2860_REG_TX_ENABLE
);
5775 * rt2860_alloc_rx_ring
5777 static int rt2860_alloc_rx_ring(struct rt2860_softc
*sc
,
5778 struct rt2860_softc_rx_ring
*ring
)
5780 struct rt2860_rxdesc
*desc
;
5781 struct rt2860_softc_rx_data
*data
;
5782 bus_dma_segment_t segs
[1];
5783 int i
, nsegs
, error
;
5785 error
= bus_dma_tag_create(bus_get_dma_tag(sc
->dev
), PAGE_SIZE
, 0,
5786 BUS_SPACE_MAXADDR_32BIT
, BUS_SPACE_MAXADDR
, NULL
, NULL
,
5787 RT2860_SOFTC_RX_RING_DATA_COUNT
* sizeof(struct rt2860_rxdesc
), 1,
5788 RT2860_SOFTC_RX_RING_DATA_COUNT
* sizeof(struct rt2860_rxdesc
),
5789 0, NULL
, NULL
, &ring
->desc_dma_tag
);
5792 printf("%s: could not create Rx desc DMA tag\n",
5793 device_get_nameunit(sc
->dev
));
5797 error
= bus_dmamem_alloc(ring
->desc_dma_tag
, (void **) &ring
->desc
,
5798 BUS_DMA_NOWAIT
| BUS_DMA_ZERO
, &ring
->desc_dma_map
);
5801 printf("%s: could not allocate Rx desc DMA memory\n",
5802 device_get_nameunit(sc
->dev
));
5806 error
= bus_dmamap_load(ring
->desc_dma_tag
, ring
->desc_dma_map
,
5808 RT2860_SOFTC_RX_RING_DATA_COUNT
* sizeof(struct rt2860_rxdesc
),
5809 rt2860_dma_map_addr
, &ring
->desc_phys_addr
, 0);
5812 printf("%s: could not load Rx desc DMA map\n",
5813 device_get_nameunit(sc
->dev
));
5817 error
= bus_dma_tag_create(bus_get_dma_tag(sc
->dev
), PAGE_SIZE
, 0,
5818 BUS_SPACE_MAXADDR_32BIT
, BUS_SPACE_MAXADDR
, NULL
, NULL
,
5819 MJUMPAGESIZE
, 1, MJUMPAGESIZE
, 0, NULL
, NULL
,
5820 &ring
->data_dma_tag
);
5823 printf("%s: could not create Rx data DMA tag\n",
5824 device_get_nameunit(sc
->dev
));
5828 for (i
= 0; i
< RT2860_SOFTC_RX_RING_DATA_COUNT
; i
++)
5830 desc
= &ring
->desc
[i
];
5831 data
= &ring
->data
[i
];
5833 error
= bus_dmamap_create(ring
->data_dma_tag
, 0, &data
->dma_map
);
5836 printf("%s: could not create Rx data DMA map\n",
5837 device_get_nameunit(sc
->dev
));
5841 data
->m
= m_getjcl(M_DONTWAIT
, MT_DATA
, M_PKTHDR
, MJUMPAGESIZE
);
5842 if (data
->m
== NULL
)
5844 printf("%s: could not allocate Rx mbuf\n",
5845 device_get_nameunit(sc
->dev
));
5850 data
->m
->m_len
= data
->m
->m_pkthdr
.len
= MJUMPAGESIZE
;
5852 error
= bus_dmamap_load_mbuf_sg(ring
->data_dma_tag
, data
->dma_map
,
5853 data
->m
, segs
, &nsegs
, BUS_DMA_NOWAIT
);
5856 printf("%s: could not load Rx mbuf DMA map\n",
5857 device_get_nameunit(sc
->dev
));
5861 KASSERT(nsegs
== 1, ("%s: too many DMA segments",
5862 device_get_nameunit(sc
->dev
)));
5864 desc
->sdp0
= htole32(segs
[0].ds_addr
);
5865 desc
->sdl0
= htole16(MJUMPAGESIZE
);
5868 error
= bus_dmamap_create(ring
->data_dma_tag
, 0, &ring
->spare_dma_map
);
5871 printf("%s: could not create Rx spare DMA map\n",
5872 device_get_nameunit(sc
->dev
));
5876 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
5877 BUS_DMASYNC_PREREAD
| BUS_DMASYNC_PREWRITE
);
5883 rt2860_free_rx_ring(sc
, ring
);
5889 * rt2860_reset_rx_ring
5891 static void rt2860_reset_rx_ring(struct rt2860_softc
*sc
,
5892 struct rt2860_softc_rx_ring
*ring
)
5894 struct rt2860_rxdesc
*desc
;
5897 for (i
= 0; i
< RT2860_SOFTC_RX_RING_DATA_COUNT
; i
++)
5899 desc
= &ring
->desc
[i
];
5901 desc
->sdl0
&= ~htole16(RT2860_RXDESC_SDL0_DDONE
);
5904 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
5905 BUS_DMASYNC_PREREAD
| BUS_DMASYNC_PREWRITE
);
5911 * rt2860_free_rx_ring
5913 static void rt2860_free_rx_ring(struct rt2860_softc
*sc
,
5914 struct rt2860_softc_rx_ring
*ring
)
5916 struct rt2860_softc_rx_data
*data
;
5919 if (ring
->desc
!= NULL
)
5921 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
5922 BUS_DMASYNC_POSTWRITE
);
5923 bus_dmamap_unload(ring
->desc_dma_tag
, ring
->desc_dma_map
);
5924 bus_dmamem_free(ring
->desc_dma_tag
, ring
->desc
,
5925 ring
->desc_dma_map
);
5928 if (ring
->desc_dma_tag
!= NULL
)
5929 bus_dma_tag_destroy(ring
->desc_dma_tag
);
5931 for (i
= 0; i
< RT2860_SOFTC_RX_RING_DATA_COUNT
; i
++)
5933 data
= &ring
->data
[i
];
5935 if (data
->m
!= NULL
)
5937 bus_dmamap_sync(ring
->data_dma_tag
, data
->dma_map
,
5938 BUS_DMASYNC_POSTREAD
);
5939 bus_dmamap_unload(ring
->data_dma_tag
, data
->dma_map
);
5943 if (data
->dma_map
!= NULL
)
5944 bus_dmamap_destroy(ring
->data_dma_tag
, data
->dma_map
);
5947 if (ring
->spare_dma_map
!= NULL
)
5948 bus_dmamap_destroy(ring
->data_dma_tag
, ring
->spare_dma_map
);
5950 if (ring
->data_dma_tag
!= NULL
)
5951 bus_dma_tag_destroy(ring
->data_dma_tag
);
5955 * rt2860_alloc_tx_ring
5957 static int rt2860_alloc_tx_ring(struct rt2860_softc
*sc
,
5958 struct rt2860_softc_tx_ring
*ring
, int qid
)
5960 struct rt2860_softc_tx_data
*data
;
5963 error
= bus_dma_tag_create(bus_get_dma_tag(sc
->dev
), PAGE_SIZE
, 0,
5964 BUS_SPACE_MAXADDR_32BIT
, BUS_SPACE_MAXADDR
, NULL
, NULL
,
5965 RT2860_SOFTC_TX_RING_DESC_COUNT
* sizeof(struct rt2860_txdesc
), 1,
5966 RT2860_SOFTC_TX_RING_DESC_COUNT
* sizeof(struct rt2860_txdesc
),
5967 0, NULL
, NULL
, &ring
->desc_dma_tag
);
5970 printf("%s: could not create Tx desc DMA tag\n",
5971 device_get_nameunit(sc
->dev
));
5975 error
= bus_dmamem_alloc(ring
->desc_dma_tag
, (void **) &ring
->desc
,
5976 BUS_DMA_NOWAIT
| BUS_DMA_ZERO
, &ring
->desc_dma_map
);
5979 printf("%s: could not allocate Tx desc DMA memory\n",
5980 device_get_nameunit(sc
->dev
));
5984 error
= bus_dmamap_load(ring
->desc_dma_tag
, ring
->desc_dma_map
,
5986 RT2860_SOFTC_TX_RING_DESC_COUNT
* sizeof(struct rt2860_txdesc
),
5987 rt2860_dma_map_addr
, &ring
->desc_phys_addr
, 0);
5990 printf("%s: could not load Tx desc DMA map\n",
5991 device_get_nameunit(sc
->dev
));
5995 ring
->desc_queued
= 0;
5997 ring
->desc_next
= 0;
5999 error
= bus_dma_tag_create(bus_get_dma_tag(sc
->dev
), PAGE_SIZE
, 0,
6000 BUS_SPACE_MAXADDR_32BIT
, BUS_SPACE_MAXADDR
, NULL
, NULL
,
6001 RT2860_SOFTC_TX_RING_DATA_COUNT
* RT2860_TX_DATA_SEG0_SIZE
, 1,
6002 RT2860_SOFTC_TX_RING_DATA_COUNT
* RT2860_TX_DATA_SEG0_SIZE
,
6003 0, NULL
, NULL
, &ring
->seg0_dma_tag
);
6006 printf("%s: could not create Tx seg0 DMA tag\n",
6007 device_get_nameunit(sc
->dev
));
6011 error
= bus_dmamem_alloc(ring
->seg0_dma_tag
, (void **) &ring
->seg0
,
6012 BUS_DMA_NOWAIT
| BUS_DMA_ZERO
, &ring
->seg0_dma_map
);
6015 printf("%s: could not allocate Tx seg0 DMA memory\n",
6016 device_get_nameunit(sc
->dev
));
6020 error
= bus_dmamap_load(ring
->seg0_dma_tag
, ring
->seg0_dma_map
,
6022 RT2860_SOFTC_TX_RING_DATA_COUNT
* RT2860_TX_DATA_SEG0_SIZE
,
6023 rt2860_dma_map_addr
, &ring
->seg0_phys_addr
, 0);
6026 printf("%s: could not load Tx seg0 DMA map\n",
6027 device_get_nameunit(sc
->dev
));
6031 error
= bus_dma_tag_create(bus_get_dma_tag(sc
->dev
), PAGE_SIZE
, 0,
6032 BUS_SPACE_MAXADDR_32BIT
, BUS_SPACE_MAXADDR
, NULL
, NULL
,
6033 MJUMPAGESIZE
, RT2860_SOFTC_MAX_SCATTER
, MJUMPAGESIZE
, 0, NULL
, NULL
,
6034 &ring
->data_dma_tag
);
6037 printf("%s: could not create Tx data DMA tag\n",
6038 device_get_nameunit(sc
->dev
));
6042 for (i
= 0; i
< RT2860_SOFTC_TX_RING_DATA_COUNT
; i
++)
6044 data
= &ring
->data
[i
];
6046 error
= bus_dmamap_create(ring
->data_dma_tag
, 0, &data
->dma_map
);
6049 printf("%s: could not create Tx data DMA map\n",
6050 device_get_nameunit(sc
->dev
));
6055 ring
->data_queued
= 0;
6057 ring
->data_next
= 0;
6065 rt2860_free_tx_ring(sc
, ring
);
6071 * rt2860_reset_tx_ring
6073 static void rt2860_reset_tx_ring(struct rt2860_softc
*sc
,
6074 struct rt2860_softc_tx_ring
*ring
)
6076 struct rt2860_softc_tx_data
*data
;
6077 struct rt2860_txdesc
*desc
;
6080 for (i
= 0; i
< RT2860_SOFTC_TX_RING_DESC_COUNT
; i
++)
6082 desc
= &ring
->desc
[i
];
6088 ring
->desc_queued
= 0;
6090 ring
->desc_next
= 0;
6092 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
6093 BUS_DMASYNC_PREWRITE
);
6095 bus_dmamap_sync(ring
->seg0_dma_tag
, ring
->seg0_dma_map
,
6096 BUS_DMASYNC_PREWRITE
);
6098 for (i
= 0; i
< RT2860_SOFTC_TX_RING_DATA_COUNT
; i
++)
6100 data
= &ring
->data
[i
];
6102 if (data
->m
!= NULL
)
6104 bus_dmamap_sync(ring
->data_dma_tag
, data
->dma_map
,
6105 BUS_DMASYNC_POSTWRITE
);
6106 bus_dmamap_unload(ring
->data_dma_tag
, data
->dma_map
);
6111 if (data
->ni
!= NULL
)
6113 ieee80211_free_node(data
->ni
);
6118 ring
->data_queued
= 0;
6120 ring
->data_next
= 0;
6124 * rt2860_free_tx_ring
6126 static void rt2860_free_tx_ring(struct rt2860_softc
*sc
,
6127 struct rt2860_softc_tx_ring
*ring
)
6129 struct rt2860_softc_tx_data
*data
;
6132 if (ring
->desc
!= NULL
)
6134 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
6135 BUS_DMASYNC_POSTWRITE
);
6136 bus_dmamap_unload(ring
->desc_dma_tag
, ring
->desc_dma_map
);
6137 bus_dmamem_free(ring
->desc_dma_tag
, ring
->desc
,
6138 ring
->desc_dma_map
);
6141 if (ring
->desc_dma_tag
!= NULL
)
6142 bus_dma_tag_destroy(ring
->desc_dma_tag
);
6144 if (ring
->seg0
!= NULL
)
6146 bus_dmamap_sync(ring
->seg0_dma_tag
, ring
->seg0_dma_map
,
6147 BUS_DMASYNC_POSTWRITE
);
6148 bus_dmamap_unload(ring
->seg0_dma_tag
, ring
->seg0_dma_map
);
6149 bus_dmamem_free(ring
->seg0_dma_tag
, ring
->seg0
,
6150 ring
->seg0_dma_map
);
6153 if (ring
->seg0_dma_tag
!= NULL
)
6154 bus_dma_tag_destroy(ring
->seg0_dma_tag
);
6156 for (i
= 0; i
< RT2860_SOFTC_TX_RING_DATA_COUNT
; i
++)
6158 data
= &ring
->data
[i
];
6160 if (data
->m
!= NULL
)
6162 bus_dmamap_sync(ring
->data_dma_tag
, data
->dma_map
,
6163 BUS_DMASYNC_POSTWRITE
);
6164 bus_dmamap_unload(ring
->data_dma_tag
, data
->dma_map
);
6168 if (data
->ni
!= NULL
)
6169 ieee80211_free_node(data
->ni
);
6171 if (data
->dma_map
!= NULL
)
6172 bus_dmamap_destroy(ring
->data_dma_tag
, data
->dma_map
);
6175 if (ring
->data_dma_tag
!= NULL
)
6176 bus_dma_tag_destroy(ring
->data_dma_tag
);
6180 * rt2860_dma_map_addr
6182 static void rt2860_dma_map_addr(void *arg
, bus_dma_segment_t
*segs
,
6183 int nseg
, int error
)
6188 KASSERT(nseg
== 1, ("too many DMA segments, %d should be 1", nseg
));
6190 *(bus_addr_t
*) arg
= segs
[0].ds_addr
;
6194 * rt2860_sysctl_attach
6196 static void rt2860_sysctl_attach(struct rt2860_softc
*sc
)
6198 struct sysctl_ctx_list
*ctx
;
6199 struct sysctl_oid
*tree
;
6200 struct sysctl_oid
*stats
;
6202 ctx
= device_get_sysctl_ctx(sc
->dev
);
6203 tree
= device_get_sysctl_tree(sc
->dev
);
6205 stats
= SYSCTL_ADD_NODE(ctx
, SYSCTL_CHILDREN(tree
), OID_AUTO
,
6206 "stats", CTLFLAG_RD
, 0, "statistic");
6208 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6209 "interrupts", CTLFLAG_RD
, &sc
->interrupts
, 0,
6212 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6213 "tx_coherent_interrupts", CTLFLAG_RD
, &sc
->tx_coherent_interrupts
, 0,
6214 "Tx coherent interrupts");
6216 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6217 "rx_coherent_interrupts", CTLFLAG_RD
, &sc
->rx_coherent_interrupts
, 0,
6218 "Rx coherent interrupts");
6220 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6221 "txrx_coherent_interrupts", CTLFLAG_RD
, &sc
->txrx_coherent_interrupts
, 0,
6222 "Tx/Rx coherent interrupts");
6224 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6225 "fifo_sta_full_interrupts", CTLFLAG_RD
, &sc
->fifo_sta_full_interrupts
, 0,
6226 "FIFO statistic full interrupts");
6228 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6229 "rx_interrupts", CTLFLAG_RD
, &sc
->rx_interrupts
, 0,
6232 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6233 "rx_delay_interrupts", CTLFLAG_RD
, &sc
->rx_delay_interrupts
, 0,
6234 "Rx delay interrupts");
6236 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6237 "tx_mgmt_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[5], 0,
6238 "Tx MGMT interrupts");
6240 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6241 "tx_hcca_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[4], 0,
6242 "Tx HCCA interrupts");
6244 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6245 "tx_ac3_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[3], 0,
6246 "Tx AC3 interrupts");
6248 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6249 "tx_ac2_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[2], 0,
6250 "Tx AC2 interrupts");
6252 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6253 "tx_ac1_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[1], 0,
6254 "Tx AC1 interrupts");
6256 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6257 "tx_ac0_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[0], 0,
6258 "Tx AC0 interrupts");
6260 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6261 "tx_delay_interrupts", CTLFLAG_RD
, &sc
->tx_delay_interrupts
, 0,
6262 "Tx delay interrupts");
6264 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6265 "pre_tbtt_interrupts", CTLFLAG_RD
, &sc
->pre_tbtt_interrupts
, 0,
6266 "Pre-TBTT interrupts");
6268 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6269 "tbtt_interrupts", CTLFLAG_RD
, &sc
->tbtt_interrupts
, 0,
6272 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6273 "mcu_cmd_interrupts", CTLFLAG_RD
, &sc
->mcu_cmd_interrupts
, 0,
6274 "MCU command interrupts");
6276 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6277 "auto_wakeup_interrupts", CTLFLAG_RD
, &sc
->auto_wakeup_interrupts
, 0,
6278 "auto wakeup interrupts");
6280 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6281 "gp_timer_interrupts", CTLFLAG_RD
, &sc
->gp_timer_interrupts
, 0,
6282 "GP timer interrupts");
6284 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6285 "tx_mgmt_desc_queued", CTLFLAG_RD
, &sc
->tx_ring
[5].desc_queued
, 0,
6286 "Tx MGMT descriptors queued");
6288 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6289 "tx_mgmt_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[5].data_queued
, 0,
6290 "Tx MGMT data queued");
6292 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6293 "tx_hcca_desc_queued", CTLFLAG_RD
, &sc
->tx_ring
[4].desc_queued
, 0,
6294 "Tx HCCA descriptors queued");
6296 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6297 "tx_hcca_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[4].data_queued
, 0,
6298 "Tx HCCA data queued");
6300 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6301 "tx_ac3_desc_queued", CTLFLAG_RD
, &sc
->tx_ring
[3].desc_queued
, 0,
6302 "Tx AC3 descriptors queued");
6304 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6305 "tx_ac3_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[3].data_queued
, 0,
6306 "Tx AC3 data queued");
6308 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6309 "tx_ac2_desc_queued", CTLFLAG_RD
, &sc
->tx_ring
[2].desc_queued
, 0,
6310 "Tx AC2 descriptors queued");
6312 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6313 "tx_ac2_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[2].data_queued
, 0,
6314 "Tx AC2 data queued");
6316 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6317 "tx_ac1_desc_queued", CTLFLAG_RD
, &sc
->tx_ring
[1].desc_queued
, 0,
6318 "Tx AC1 descriptors queued");
6320 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6321 "tx_ac1_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[1].data_queued
, 0,
6322 "Tx AC1 data queued");
6324 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6325 "tx_ac0_desc_queued", CTLFLAG_RD
, &sc
->tx_ring
[0].desc_queued
, 0,
6326 "Tx AC0 descriptors queued");
6328 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6329 "tx_ac0_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[0].data_queued
, 0,
6330 "Tx AC0 data queued");
6332 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6333 "tx_mgmt_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[5], 0,
6334 "Tx MGMT data queue full");
6336 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6337 "tx_hcca_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[4], 0,
6338 "Tx HCCA data queue full");
6340 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6341 "tx_ac3_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[3], 0,
6342 "Tx AC3 data queue full");
6344 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6345 "tx_ac2_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[2], 0,
6346 "Tx AC2 data queue full");
6348 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6349 "tx_ac1_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[1], 0,
6350 "Tx AC1 data queue full");
6352 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6353 "tx_ac0_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[0], 0,
6354 "Tx AC0 data queue full");
6356 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6357 "tx_watchdog_timeouts", CTLFLAG_RD
, &sc
->tx_watchdog_timeouts
, 0,
6358 "Tx watchdog timeouts");
6360 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6361 "tx_defrag_packets", CTLFLAG_RD
, &sc
->tx_defrag_packets
, 0,
6362 "Tx defragmented packets");
6364 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6365 "no_tx_desc_avail", CTLFLAG_RD
, &sc
->no_tx_desc_avail
, 0,
6366 "no Tx descriptors available");
6368 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6369 "rx_mbuf_alloc_errors", CTLFLAG_RD
, &sc
->rx_mbuf_alloc_errors
, 0,
6370 "Rx mbuf allocation errors");
6372 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6373 "rx_mbuf_dmamap_errors", CTLFLAG_RD
, &sc
->rx_mbuf_dmamap_errors
, 0,
6374 "Rx mbuf DMA mapping errors");
6376 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6377 "tx_queue_0_not_empty", CTLFLAG_RD
, &sc
->tx_queue_not_empty
[0], 0,
6378 "Tx queue 0 not empty");
6380 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6381 "tx_queue_1_not_empty", CTLFLAG_RD
, &sc
->tx_queue_not_empty
[1], 0,
6382 "Tx queue 1 not empty");
6384 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6385 "tx_beacons", CTLFLAG_RD
, &sc
->tx_beacons
, 0,
6388 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6389 "tx_noretryok", CTLFLAG_RD
, &sc
->tx_noretryok
, 0,
6390 "Tx successfull without retries");
6392 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6393 "tx_retryok", CTLFLAG_RD
, &sc
->tx_retryok
, 0,
6394 "Tx successfull with retries");
6396 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6397 "tx_failed", CTLFLAG_RD
, &sc
->tx_failed
, 0,
6400 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6401 "tx_underflows", CTLFLAG_RD
, &sc
->tx_underflows
, 0,
6404 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6405 "tx_zerolen", CTLFLAG_RD
, &sc
->tx_zerolen
, 0,
6408 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6409 "tx_nonagg", CTLFLAG_RD
, &sc
->tx_nonagg
, 0,
6410 "Tx non-aggregated");
6412 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6413 "tx_agg", CTLFLAG_RD
, &sc
->tx_agg
, 0,
6416 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6417 "tx_ampdu", CTLFLAG_RD
, &sc
->tx_ampdu
, 0,
6420 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6421 "tx_mpdu_zero_density", CTLFLAG_RD
, &sc
->tx_mpdu_zero_density
, 0,
6422 "Tx MPDU with zero density");
6424 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6425 "rx_packets", CTLFLAG_RD
, &sc
->rx_packets
, 0,
6428 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6429 "rx_ampdu", CTLFLAG_RD
, &sc
->rx_ampdu
, 0,
6432 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6433 "rx_mpdu_zero_density", CTLFLAG_RD
, &sc
->rx_mpdu_zero_density
, 0,
6434 "Rx MPDU with zero density");
6436 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6437 "rx_amsdu", CTLFLAG_RD
, &sc
->rx_amsdu
, 0,
6440 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6441 "rx_crc_errors", CTLFLAG_RD
, &sc
->rx_crc_errors
, 0,
6444 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6445 "rx_phy_errors", CTLFLAG_RD
, &sc
->rx_phy_errors
, 0,
6448 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6449 "rx_false_ccas", CTLFLAG_RD
, &sc
->rx_false_ccas
, 0,
6452 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6453 "rx_plcp_errors", CTLFLAG_RD
, &sc
->rx_plcp_errors
, 0,
6456 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6457 "rx_dup_packets", CTLFLAG_RD
, &sc
->rx_dup_packets
, 0,
6458 "Rx duplicate packets");
6460 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6461 "rx_fifo_overflows", CTLFLAG_RD
, &sc
->rx_fifo_overflows
, 0,
6462 "Rx FIFO overflows");
6465 static device_method_t rt2860_dev_methods
[] =
6467 DEVMETHOD(device_probe
, rt2860_probe
),
6468 DEVMETHOD(device_attach
, rt2860_attach
),
6469 DEVMETHOD(device_detach
, rt2860_detach
),
6470 DEVMETHOD(device_shutdown
, rt2860_shutdown
),
6471 DEVMETHOD(device_suspend
, rt2860_suspend
),
6472 DEVMETHOD(device_resume
, rt2860_resume
),
6476 static driver_t rt2860_driver
=
6480 sizeof(struct rt2860_softc
)
6483 static devclass_t rt2860_dev_class
;
6485 DRIVER_MODULE(rt2860
, pci
, rt2860_driver
, rt2860_dev_class
, 0, 0);
6487 MODULE_DEPEND(rt2860
, pci
, 1, 1, 1);
6488 MODULE_DEPEND(rt2860
, wlan
, 1, 1, 1);