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_MM40_PROT_CFG
, 0x03f44084 },
344 { RT2860_REG_SCHDMA_WPDMA_GLO_CFG
, 0x00000030 },
345 { RT2860_REG_TX_GF20_PROT_CFG
, 0x01744004 },
346 { RT2860_REG_TX_GF40_PROT_CFG
, 0x03f44084 },
347 { RT2860_REG_TX_MM20_PROT_CFG
, 0x01744004 },
348 { RT2860_REG_TX_MM40_PROT_CFG
, 0x03f54084 },
349 { RT2860_REG_TX_TXOP_CTRL_CFG
, 0x0000583f },
350 { RT2860_REG_TX_RTS_CFG
, 0x00092b20 },
351 { RT2860_REG_TX_EXP_ACK_TIME
, 0x002400ca },
352 { RT2860_REG_HCCAPSMP_TXOP_HLDR_ET
, 0x00000002 },
353 { RT2860_REG_XIFS_TIME_CFG
, 0x33a41010 },
354 { RT2860_REG_PWR_PIN_CFG
, 0x00000003 },
355 { RT2860_REG_SCHDMA_WMM_AIFSN_CFG
, 0x00002273 },
356 { RT2860_REG_SCHDMA_WMM_CWMIN_CFG
, 0x00002344 },
357 { RT2860_REG_SCHDMA_WMM_CWMAX_CFG
, 0x000034aa },
360 #define RT2860_DEF_MAC_SIZE (sizeof(rt2860_def_mac) / sizeof(rt2860_def_mac[0]))
385 #define RT2860_DEF_BBP_SIZE (sizeof(rt2860_def_bbp) / sizeof(rt2860_def_bbp[0]))
387 SYSCTL_NODE(_hw
, OID_AUTO
, rt2860
, CTLFLAG_RD
, 0, "RT2860 driver parameters");
390 static int rt2860_debug
= 0;
391 SYSCTL_INT(_hw_rt2860
, OID_AUTO
, debug
, CTLFLAG_RW
, &rt2860_debug
, 0, "rt2860 debug level");
392 TUNABLE_INT("hw.rt2860.debug", &rt2860_debug
);
398 static int rt2860_probe(device_t dev
)
400 const struct rt2860_pci_ident
*ident
;
402 for (ident
= rt2860_pci_ids
; ident
->name
!= NULL
; ident
++)
404 if (pci_get_vendor(dev
) == ident
->vendor
&&
405 pci_get_device(dev
) == ident
->device
)
407 device_set_desc(dev
, ident
->name
);
418 static int rt2860_attach(device_t dev
)
420 struct rt2860_softc
*sc
;
422 struct ieee80211com
*ic
;
423 int error
, ntries
, i
;
425 sc
= device_get_softc(dev
);
427 if (pci_get_powerstate(dev
) != PCI_POWERSTATE_D0
)
429 printf("%s: chip is in D%d power mode, setting to D0\n",
430 device_get_nameunit(dev
), pci_get_powerstate(dev
));
431 pci_set_powerstate(dev
, PCI_POWERSTATE_D0
);
434 /* enable bus-mastering */
436 pci_enable_busmaster(dev
);
440 mtx_init(&sc
->lock
, device_get_nameunit(dev
),
441 MTX_NETWORK_LOCK
, MTX_DEF
| MTX_RECURSE
);
443 sc
->mem_rid
= PCIR_BAR(0);
444 sc
->mem
= bus_alloc_resource_any(dev
, SYS_RES_MEMORY
,
445 &sc
->mem_rid
, RF_ACTIVE
);
448 printf("%s: could not allocate memory resource\n",
449 device_get_nameunit(dev
));
454 sc
->bst
= rman_get_bustag(sc
->mem
);
455 sc
->bsh
= rman_get_bushandle(sc
->mem
);
458 sc
->irq
= bus_alloc_resource_any(dev
, SYS_RES_IRQ
,
459 &sc
->irq_rid
, RF_ACTIVE
| RF_SHAREABLE
);
462 printf("%s: could not allocate interrupt resource\n",
463 device_get_nameunit(dev
));
469 sc
->debug
= rt2860_debug
;
471 SYSCTL_ADD_INT(device_get_sysctl_ctx(dev
),
472 SYSCTL_CHILDREN(device_get_sysctl_tree(dev
)), OID_AUTO
,
473 "debug", CTLFLAG_RW
, &sc
->debug
, 0, "rt2860 debug level");
476 RT2860_DPRINTF(sc
, RT2860_DEBUG_ANY
,
478 device_get_nameunit(sc
->dev
));
480 /* wait for NIC to initialize */
482 for (ntries
= 0; ntries
< 100; ntries
++)
484 sc
->mac_rev
= rt2860_io_mac_read(sc
, RT2860_REG_MAC_CSR0
);
485 if (sc
->mac_rev
!= 0x00000000 && sc
->mac_rev
!= 0xffffffff)
493 printf("%s: timeout waiting for NIC to initialize\n",
494 device_get_nameunit(dev
));
499 rt2860_read_eeprom(sc
);
501 printf("%s: MAC/BBP RT2860 (rev 0x%08x), RF %s\n",
502 device_get_nameunit(sc
->dev
), sc
->mac_rev
,
503 rt2860_rf_name(sc
->rf_rev
));
505 /* allocate Tx and Rx rings */
507 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
509 error
= rt2860_alloc_tx_ring(sc
, &sc
->tx_ring
[i
], i
);
512 printf("%s: could not allocate Tx ring #%d\n",
513 device_get_nameunit(sc
->dev
), i
);
518 sc
->tx_ring_mgtqid
= 5;
520 error
= rt2860_alloc_rx_ring(sc
, &sc
->rx_ring
);
523 printf("%s: could not allocate Rx ring\n",
524 device_get_nameunit(sc
->dev
));
528 callout_init(&sc
->periodic_ch
, 0);
529 callout_init_mtx(&sc
->tx_watchdog_ch
, &sc
->lock
, 0);
531 ifp
= sc
->ifp
= if_alloc(IFT_IEEE80211
);
534 printf("%s: could not if_alloc()\n",
535 device_get_nameunit(sc
->dev
));
542 if_initname(ifp
, "rt2860", device_get_unit(sc
->dev
));
544 ifp
->if_flags
= IFF_BROADCAST
| IFF_SIMPLEX
| IFF_MULTICAST
;
546 ifp
->if_init
= rt2860_init
;
547 ifp
->if_ioctl
= rt2860_ioctl
;
548 ifp
->if_start
= rt2860_start
;
550 IFQ_SET_MAXLEN(&ifp
->if_snd
, IFQ_MAXLEN
);
551 ifp
->if_snd
.ifq_drv_maxlen
= IFQ_MAXLEN
;
552 IFQ_SET_READY(&ifp
->if_snd
);
558 ic
->ic_phytype
= IEEE80211_T_HT
;
559 ic
->ic_opmode
= IEEE80211_M_STA
;
561 ic
->ic_caps
= IEEE80211_C_MONITOR
|
568 /* IEEE80211_C_BGSCAN | */
570 IEEE80211_C_SHPREAMBLE
|
577 ic
->ic_cryptocaps
|= IEEE80211_CRYPTO_WEP
|
578 IEEE80211_CRYPTO_TKIP
|
579 IEEE80211_CRYPTO_TKIPMIC
|
580 IEEE80211_CRYPTO_AES_CCM
;
582 ic
->ic_htcaps
= IEEE80211_HTC_HT
|
583 IEEE80211_HTC_AMSDU
| /* A-MSDU Tx */
584 IEEE80211_HTC_AMPDU
| /* A-MPDU Tx */
585 IEEE80211_HTCAP_MAXAMSDU_3839
| /* max. A-MSDU Rx length */
586 IEEE80211_HTCAP_CHWIDTH40
| /* HT 40MHz channel width */
587 IEEE80211_HTCAP_GREENFIELD
| /* HT greenfield */
588 IEEE80211_HTCAP_SHORTGI20
| /* HT 20MHz short GI */
589 IEEE80211_HTCAP_SHORTGI40
| /* HT 40MHz short GI */
590 IEEE80211_HTCAP_DSSSCCK40
; /* HT 40MHz DSSS/CCK modulation */
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_SHORTGI
:
1930 case IEEE80211_IOC_AMPDU_DENSITY
:
1942 * rt2860_vap_newstate
1944 static int rt2860_vap_newstate(struct ieee80211vap
*vap
,
1945 enum ieee80211_state nstate
, int arg
)
1947 struct rt2860_softc
*sc
;
1948 struct ieee80211com
*ic
;
1950 struct rt2860_softc_vap
*rvap
;
1951 struct ieee80211_node
*ni
;
1952 enum ieee80211_state ostate
;
1958 rvap
= (struct rt2860_softc_vap
*) vap
;
1960 ostate
= vap
->iv_state
;
1962 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATE
,
1963 "%s: VAP newstate: %s -> %s\n",
1964 device_get_nameunit(sc
->dev
),
1965 ieee80211_state_name
[ostate
], ieee80211_state_name
[nstate
]);
1967 error
= rvap
->newstate(vap
, nstate
, arg
);
1971 IEEE80211_UNLOCK(ic
);
1973 RT2860_SOFTC_LOCK(sc
);
1975 /* turn link LED off */
1977 if (nstate
!= IEEE80211_S_RUN
)
1978 rt2860_led_cmd(sc
, RT2860_LED_CMD_RADIO_OFF
);
1982 case IEEE80211_S_INIT
:
1983 rt2860_asic_disable_tsf_sync(sc
);
1986 case IEEE80211_S_RUN
:
1989 rt2860_rf_set_chan(sc
, ni
->ni_chan
);
1991 if (vap
->iv_opmode
!= IEEE80211_M_MONITOR
)
1993 rt2860_asic_enable_mrr(sc
);
1994 rt2860_asic_set_txpreamble(sc
);
1995 rt2860_asic_set_basicrates(sc
);
1996 rt2860_asic_update_txpower(sc
);
1997 rt2860_asic_set_bssid(sc
, ni
->ni_bssid
);
2000 if (vap
->iv_opmode
== IEEE80211_M_HOSTAP
||
2001 vap
->iv_opmode
== IEEE80211_M_IBSS
||
2002 vap
->iv_opmode
== IEEE80211_M_MBSS
)
2004 error
= rt2860_asic_update_beacon(sc
, vap
);
2009 if (vap
->iv_opmode
!= IEEE80211_M_MONITOR
)
2010 rt2860_asic_enable_tsf_sync(sc
);
2012 /* turn link LED on */
2014 if (vap
->iv_opmode
!= IEEE80211_M_MONITOR
)
2016 rt2860_led_cmd(sc
, RT2860_LED_CMD_RADIO_ON
|
2017 (IEEE80211_IS_CHAN_2GHZ(ni
->ni_chan
) ?
2018 RT2860_LED_CMD_LINK_2GHZ
: RT2860_LED_CMD_LINK_5GHZ
));
2026 RT2860_SOFTC_UNLOCK(sc
);
2034 * rt2860_vap_key_update_begin
2036 static void rt2860_vap_key_update_begin(struct ieee80211vap
*vap
)
2038 struct rt2860_softc
*sc
;
2039 struct ieee80211com
*ic
;
2046 RT2860_DPRINTF(sc
, RT2860_DEBUG_KEY
,
2047 "%s: VAP key update begin\n",
2048 device_get_nameunit(sc
->dev
));
2050 taskqueue_block(sc
->taskqueue
);
2052 IF_LOCK(&ifp
->if_snd
);
2056 * rt2860_vap_key_update_end
2058 static void rt2860_vap_key_update_end(struct ieee80211vap
*vap
)
2060 struct rt2860_softc
*sc
;
2061 struct ieee80211com
*ic
;
2068 RT2860_DPRINTF(sc
, RT2860_DEBUG_KEY
,
2069 "%s: VAP key update end\n",
2070 device_get_nameunit(sc
->dev
));
2072 IF_UNLOCK(&ifp
->if_snd
);
2074 taskqueue_unblock(sc
->taskqueue
);
2078 * rt2860_vap_key_set
2080 static int rt2860_vap_key_set(struct ieee80211vap
*vap
,
2081 const struct ieee80211_key
*k
, const uint8_t mac
[IEEE80211_ADDR_LEN
])
2083 struct rt2860_softc
*sc
;
2084 struct ieee80211com
*ic
;
2086 struct ieee80211_node
*ni
;
2087 uint16_t associd
, key_base
, keymode_base
;
2088 uint8_t mode
, vapid
, wcid
, iv
[8];
2091 if (k
->wk_cipher
->ic_cipher
!= IEEE80211_CIPHER_WEP
&&
2092 k
->wk_cipher
->ic_cipher
!= IEEE80211_CIPHER_TKIP
&&
2093 k
->wk_cipher
->ic_cipher
!= IEEE80211_CIPHER_AES_CCM
)
2100 if (vap
->iv_opmode
!= IEEE80211_M_HOSTAP
)
2103 ni
= ieee80211_find_vap_node(&ic
->ic_sta
, vap
, mac
);
2105 associd
= (ni
!= NULL
) ? ni
->ni_associd
: 0;
2107 if ((vap
->iv_opmode
== IEEE80211_M_HOSTAP
) && (ni
!= NULL
))
2108 ieee80211_free_node(ni
);
2110 switch (k
->wk_cipher
->ic_cipher
)
2112 case IEEE80211_CIPHER_WEP
:
2113 if(k
->wk_keylen
< 8)
2114 mode
= RT2860_REG_CIPHER_MODE_WEP40
;
2116 mode
= RT2860_REG_CIPHER_MODE_WEP104
;
2119 case IEEE80211_CIPHER_TKIP
:
2120 mode
= RT2860_REG_CIPHER_MODE_TKIP
;
2123 case IEEE80211_CIPHER_AES_CCM
:
2124 mode
= RT2860_REG_CIPHER_MODE_AES_CCMP
;
2131 RT2860_DPRINTF(sc
, RT2860_DEBUG_KEY
,
2132 "%s: VAP key set: keyix=%d, keylen=%d, associd=0x%04x, mode=%d, group=%d\n",
2133 device_get_nameunit(sc
->dev
), k
->wk_keyix
, k
->wk_keylen
, associd
, mode
,
2134 (k
->wk_flags
& IEEE80211_KEY_GROUP
) ? 1 : 0);
2136 if (!(k
->wk_flags
& IEEE80211_KEY_GROUP
))
2138 /* install pairwise key */
2141 wcid
= RT2860_AID2WCID(associd
);
2142 key_base
= RT2860_REG_PKEY(wcid
);
2144 if (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_WEP
)
2148 iv
[3] = (k
->wk_keyix
<< 6);
2152 if (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_TKIP
)
2154 iv
[0] = (k
->wk_keytsc
>> 8);
2155 iv
[1] = ((iv
[0] | 0x20) & 0x7f);
2156 iv
[2] = k
->wk_keytsc
;
2162 iv
[0] = k
->wk_keytsc
;
2163 iv
[1] = k
->wk_keytsc
>> 8;
2167 iv
[3] = ((k
->wk_keyix
<< 6) | IEEE80211_WEP_EXTIV
);
2168 iv
[4] = (k
->wk_keytsc
>> 16);
2169 iv
[5] = (k
->wk_keytsc
>> 24);
2170 iv
[6] = (k
->wk_keytsc
>> 32);
2171 iv
[7] = (k
->wk_keytsc
>> 40);
2173 RT2860_DPRINTF(sc
, RT2860_DEBUG_KEY
,
2174 "%s: VAP key set: iv=%02x %02x %02x %02x %02x %02x %02x %02x\n",
2175 device_get_nameunit(sc
->dev
),
2176 iv
[0], iv
[1], iv
[2], iv
[3], iv
[4], iv
[5], iv
[6], iv
[7]);
2179 rt2860_io_mac_write_multi(sc
, RT2860_REG_IVEIV(wcid
), iv
, 8);
2181 if (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_TKIP
)
2183 rt2860_io_mac_write_multi(sc
, key_base
, k
->wk_key
, 16);
2185 if (vap
->iv_opmode
!= IEEE80211_M_HOSTAP
)
2187 rt2860_io_mac_write_multi(sc
, key_base
+ 16, &k
->wk_key
[16], 8);
2188 rt2860_io_mac_write_multi(sc
, key_base
+ 24, &k
->wk_key
[24], 8);
2192 rt2860_io_mac_write_multi(sc
, key_base
+ 16, &k
->wk_key
[24], 8);
2193 rt2860_io_mac_write_multi(sc
, key_base
+ 24, &k
->wk_key
[16], 8);
2198 rt2860_io_mac_write_multi(sc
, key_base
, k
->wk_key
, k
->wk_keylen
);
2201 tmp
= ((vapid
& RT2860_REG_VAP_MASK
) << RT2860_REG_VAP_SHIFT
) |
2202 (mode
<< RT2860_REG_CIPHER_MODE_SHIFT
) | RT2860_REG_PKEY_ENABLE
;
2204 rt2860_io_mac_write(sc
, RT2860_REG_WCID_ATTR(wcid
), tmp
);
2207 if ((k
->wk_flags
& IEEE80211_KEY_GROUP
) ||
2208 (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_WEP
))
2210 /* install group key */
2213 key_base
= RT2860_REG_SKEY(vapid
, k
->wk_keyix
);
2214 keymode_base
= RT2860_REG_SKEY_MODE(vapid
);
2216 if (k
->wk_cipher
->ic_cipher
== IEEE80211_CIPHER_TKIP
)
2218 rt2860_io_mac_write_multi(sc
, key_base
, k
->wk_key
, 16);
2220 if (vap
->iv_opmode
!= IEEE80211_M_HOSTAP
)
2222 rt2860_io_mac_write_multi(sc
, key_base
+ 16, &k
->wk_key
[16], 8);
2223 rt2860_io_mac_write_multi(sc
, key_base
+ 24, &k
->wk_key
[24], 8);
2227 rt2860_io_mac_write_multi(sc
, key_base
+ 16, &k
->wk_key
[24], 8);
2228 rt2860_io_mac_write_multi(sc
, key_base
+ 24, &k
->wk_key
[16], 8);
2233 rt2860_io_mac_write_multi(sc
, key_base
, k
->wk_key
, k
->wk_keylen
);
2236 tmp
= rt2860_io_mac_read(sc
, keymode_base
);
2238 tmp
&= ~(0xf << (k
->wk_keyix
* 4 + 16 * (vapid
% 2)));
2239 tmp
|= (mode
<< (k
->wk_keyix
* 4 + 16 * (vapid
% 2)));
2241 rt2860_io_mac_write(sc
, keymode_base
, tmp
);
2248 * rt2860_vap_key_delete
2250 static int rt2860_vap_key_delete(struct ieee80211vap
*vap
,
2251 const struct ieee80211_key
*k
)
2253 struct rt2860_softc
*sc
;
2254 struct ieee80211com
*ic
;
2256 struct ieee80211_node
*ni
;
2258 uint8_t vapid
, wcid
;
2265 associd
= (ni
!= NULL
) ? ni
->ni_associd
: 0;
2267 RT2860_DPRINTF(sc
, RT2860_DEBUG_KEY
,
2268 "%s: VAP key delete: keyix=%d, keylen=%d, associd=0x%04x, group=%d\n",
2269 device_get_nameunit(sc
->dev
), k
->wk_keyix
, k
->wk_keylen
, associd
,
2270 (k
->wk_flags
& IEEE80211_KEY_GROUP
) ? 1 : 0);
2272 if (!(k
->wk_flags
& IEEE80211_KEY_GROUP
))
2274 /* remove pairwise key */
2277 wcid
= RT2860_AID2WCID(associd
);
2279 tmp
= ((vapid
& RT2860_REG_VAP_MASK
) << RT2860_REG_VAP_SHIFT
) |
2280 (RT2860_REG_CIPHER_MODE_NONE
<< RT2860_REG_CIPHER_MODE_SHIFT
) | RT2860_REG_PKEY_ENABLE
;
2282 rt2860_io_mac_write(sc
, RT2860_REG_WCID_ATTR(wcid
), tmp
);
2286 /* remove group key */
2290 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_SKEY_MODE(vapid
));
2292 tmp
&= ~(0xf << (k
->wk_keyix
* 4 + 16 * (vapid
% 2)));
2293 tmp
|= (RT2860_REG_CIPHER_MODE_NONE
<< (k
->wk_keyix
* 4 + 16 * (vapid
% 2)));
2295 rt2860_io_mac_write(sc
, RT2860_REG_SKEY_MODE(vapid
), tmp
);
2302 * rt2860_vap_update_beacon
2304 static void rt2860_vap_update_beacon(struct ieee80211vap
*vap
, int what
)
2306 struct rt2860_softc
*sc
;
2307 struct ieee80211com
*ic
;
2314 RT2860_DPRINTF(sc
, RT2860_DEBUG_BEACON
,
2315 "%s: VAP update beacon\n",
2316 device_get_nameunit(sc
->dev
));
2318 rt2860_asic_update_beacon(sc
, vap
);
2322 * rt2860_media_change
2324 static int rt2860_media_change(struct ifnet
*ifp
)
2328 error
= ieee80211_media_change(ifp
);
2330 return (error
== ENETRESET
? 0 : error
);
2336 static struct ieee80211_node
*rt2860_node_alloc(struct ieee80211vap
*vap
,
2337 const uint8_t mac
[IEEE80211_ADDR_LEN
])
2339 return malloc(sizeof(struct rt2860_softc_node
),
2340 M_80211_NODE
, M_NOWAIT
| M_ZERO
);
2344 * rt2860_setregdomain
2346 static int rt2860_setregdomain(struct ieee80211com
*ic
,
2347 struct ieee80211_regdomain
*reg
,
2348 int nchans
, struct ieee80211_channel chans
[])
2350 struct rt2860_softc
*sc
;
2356 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATE
,
2357 "%s: set regulatory domain: country=%d, country code string=%c%c, location=%c\n",
2358 device_get_nameunit(sc
->dev
),
2359 reg
->country
, reg
->isocc
[0], reg
->isocc
[1], reg
->location
);
2365 * rt2860_getradiocaps
2367 static void rt2860_getradiocaps(struct ieee80211com
*ic
,
2368 int maxchans
, int *nchans
, struct ieee80211_channel chans
[])
2370 *nchans
= (ic
->ic_nchans
>= maxchans
) ? maxchans
: ic
->ic_nchans
;
2372 memcpy(chans
, ic
->ic_channels
, (*nchans
) * sizeof(struct ieee80211_channel
));
2378 static void rt2860_scan_start(struct ieee80211com
*ic
)
2380 struct rt2860_softc
*sc
;
2386 rt2860_asic_disable_tsf_sync(sc
);
2392 static void rt2860_scan_end(struct ieee80211com
*ic
)
2394 struct rt2860_softc
*sc
;
2400 rt2860_asic_enable_tsf_sync(sc
);
2404 * rt2860_set_channel
2406 static void rt2860_set_channel(struct ieee80211com
*ic
)
2408 struct rt2860_softc
*sc
;
2414 RT2860_DPRINTF(sc
, RT2860_DEBUG_CHAN
,
2415 "%s: set channel: channel=%u, HT%s%s\n",
2416 device_get_nameunit(sc
->dev
),
2417 ieee80211_chan2ieee(ic
, ic
->ic_curchan
),
2418 !IEEE80211_IS_CHAN_HT(ic
->ic_curchan
) ? " disabled" :
2419 IEEE80211_IS_CHAN_HT20(ic
->ic_curchan
) ? "20":
2420 IEEE80211_IS_CHAN_HT40U(ic
->ic_curchan
) ? "40U" : "40D",
2421 (ic
->ic_flags
& IEEE80211_F_SCAN
) ? ", scanning" : "");
2423 RT2860_SOFTC_LOCK(sc
);
2425 rt2860_rf_set_chan(sc
, ic
->ic_curchan
);
2427 RT2860_SOFTC_UNLOCK(sc
);
2433 static void rt2860_newassoc(struct ieee80211_node
*ni
, int isnew
)
2435 struct rt2860_softc
*sc
;
2436 struct ieee80211com
*ic
;
2438 struct ieee80211vap
*vap
;
2439 struct rt2860_softc_vap
*rvap
;
2447 rvap
= (struct rt2860_softc_vap
*) vap
;
2449 associd
= (ni
!= NULL
) ? ni
->ni_associd
: 0;
2450 wcid
= RT2860_AID2WCID(associd
);
2452 RT2860_DPRINTF(sc
, RT2860_DEBUG_NODE
,
2453 "%s: new association: wcid=0x%02x, "
2454 "mac addr=%s, QoS %s, ERP %s, HT %s\n",
2455 device_get_nameunit(sc
->dev
), wcid
,
2456 ether_sprintf(ni
->ni_macaddr
),
2457 (ni
->ni_flags
& IEEE80211_NODE_QOS
) ? "enabled" : "disabled",
2458 (ni
->ni_flags
& IEEE80211_NODE_ERP
) ? "enabled" : "disabled",
2459 (ni
->ni_flags
& IEEE80211_NODE_HT
) ? "enabled" : "disabled");
2461 rt2860_io_mac_write_multi(sc
, RT2860_REG_WCID(wcid
),
2462 ni
->ni_macaddr
, IEEE80211_ADDR_LEN
);
2464 rt2860_amrr_node_init(&rvap
->amrr
, &sc
->amrr_node
[wcid
], ni
);
2466 RT2860_DPRINTF(sc
, RT2860_DEBUG_RATE
,
2467 "%s: initial%s node Tx rate: associd=0x%04x, rate=0x%02x, max rate=0x%02x\n",
2468 device_get_nameunit(sc
->dev
),
2469 (ni
->ni_flags
& IEEE80211_NODE_HT
) ? " HT" : "",
2470 ni
->ni_associd
, ni
->ni_txrate
,
2471 (ni
->ni_flags
& IEEE80211_NODE_HT
) ?
2472 (ni
->ni_htrates
.rs_rates
[ni
->ni_htrates
.rs_nrates
- 1] | IEEE80211_RATE_MCS
) :
2473 (ni
->ni_rates
.rs_rates
[ni
->ni_rates
.rs_nrates
- 1] & IEEE80211_RATE_VAL
));
2475 rt2860_asic_updateprot(sc
);
2476 rt2860_asic_updateslot(sc
);
2477 rt2860_asic_set_txpreamble(sc
);
2483 static void rt2860_updateslot(struct ifnet
*ifp
)
2485 struct rt2860_softc
*sc
;
2489 rt2860_asic_updateslot(sc
);
2493 * rt2860_update_promisc
2495 static void rt2860_update_promisc(struct ifnet
*ifp
)
2497 struct rt2860_softc
*sc
;
2501 rt2860_asic_update_promisc(sc
);
2505 * rt2860_update_mcast
2507 static void rt2860_update_mcast(struct ifnet
*ifp
)
2509 struct rt2860_softc
*sc
;
2517 static int rt2860_wme_update(struct ieee80211com
*ic
)
2519 struct rt2860_softc
*sc
;
2525 rt2860_asic_wme_update(sc
);
2533 static int rt2860_raw_xmit(struct ieee80211_node
*ni
, struct mbuf
*m
,
2534 const struct ieee80211_bpf_params
*params
)
2536 struct rt2860_softc
*sc
;
2537 struct ieee80211com
*ic
;
2544 RT2860_SOFTC_LOCK(sc
);
2546 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
2548 RT2860_SOFTC_UNLOCK(sc
);
2551 ieee80211_free_node(ni
);
2556 if (sc
->tx_ring
[sc
->tx_ring_mgtqid
].data_queued
>= RT2860_SOFTC_TX_RING_DATA_COUNT
)
2558 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
2559 "%s: raw xmit: Tx ring with qid=%d is full\n",
2560 device_get_nameunit(sc
->dev
), sc
->tx_ring_mgtqid
);
2562 ifp
->if_drv_flags
|= IFF_DRV_OACTIVE
;
2564 RT2860_SOFTC_UNLOCK(sc
);
2567 ieee80211_free_node(ni
);
2569 sc
->tx_data_queue_full
[sc
->tx_ring_mgtqid
]++;
2574 if (rt2860_tx_mgmt(sc
, m
, ni
, sc
->tx_ring_mgtqid
) != 0)
2578 RT2860_SOFTC_UNLOCK(sc
);
2580 ieee80211_free_node(ni
);
2585 sc
->tx_timer
= RT2860_TX_WATCHDOG_TIMEOUT
;
2587 RT2860_SOFTC_UNLOCK(sc
);
2593 * rt2860_recv_action
2595 static int rt2860_recv_action(struct ieee80211_node
*ni
,
2596 const struct ieee80211_frame
*wh
,
2597 const uint8_t *frm
, const uint8_t *efrm
)
2599 struct rt2860_softc
*sc
;
2600 struct ieee80211com
*ic
;
2602 const struct ieee80211_action
*ia
;
2603 struct ieee80211_tx_ampdu
*tx_ampdu
;
2604 uint16_t associd
, status
, baparamset
;
2606 int ret
, tid
, bufsize
, ac
;
2613 ia
= (const struct ieee80211_action
*) frm
;
2615 ret
= sc
->recv_action(ni
, wh
, frm
, efrm
);
2617 if (ia
->ia_category
!= IEEE80211_ACTION_CAT_BA
)
2620 associd
= (ni
!= NULL
) ? ni
->ni_associd
: 0;
2621 wcid
= RT2860_AID2WCID(associd
);
2623 switch (ia
->ia_action
)
2625 /* IEEE80211_ACTION_BA_ADDBA_REQUEST */
2626 case IEEE80211_ACTION_BA_ADDBA_REQUEST
:
2627 baparamset
= LE_READ_2(frm
+ 3);
2628 tid
= RT2860_MS(baparamset
, IEEE80211_BAPS_TID
);
2629 bufsize
= RT2860_MS(baparamset
, IEEE80211_BAPS_BUFSIZ
);
2631 RT2860_DPRINTF(sc
, RT2860_DEBUG_BA
,
2632 "%s: received ADDBA request: associd=0x%04x, tid=%d, bufsize=%d\n",
2633 device_get_nameunit(sc
->dev
), associd
, tid
, bufsize
);
2635 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_WCID(wcid
) + 4);
2637 tmp
|= (0x10000 << tid
);
2639 rt2860_io_mac_write(sc
, RT2860_REG_WCID(wcid
) + 4, tmp
);
2642 /* IEEE80211_ACTION_BA_ADDBA_RESPONSE */
2643 case IEEE80211_ACTION_BA_ADDBA_RESPONSE
:
2644 status
= LE_READ_2(frm
+ 3);
2645 baparamset
= LE_READ_2(frm
+ 4);
2646 tid
= RT2860_MS(baparamset
, IEEE80211_BAPS_TID
);
2647 bufsize
= RT2860_MS(baparamset
, IEEE80211_BAPS_BUFSIZ
);
2648 ac
= TID_TO_WME_AC(tid
);
2649 tx_ampdu
= &ni
->ni_tx_ampdu
[ac
];
2651 RT2860_DPRINTF(sc
, RT2860_DEBUG_BA
,
2652 "%s: received ADDBA response: associd=0x%04x, status=%d, tid=%d, bufsize=%d\n",
2653 device_get_nameunit(sc
->dev
), associd
, status
, tid
, bufsize
);
2655 if (sc
->mac_rev
>= 0x28720200)
2657 if (tx_ampdu
->txa_wnd
> 13)
2658 tx_ampdu
->txa_wnd
= 13;
2662 if (tx_ampdu
->txa_wnd
> 7)
2663 tx_ampdu
->txa_wnd
= 7;
2666 if (status
== IEEE80211_STATUS_SUCCESS
)
2668 sc
->tx_ampdu_sessions
++;
2670 rt2860_asic_updateprot(sc
);
2674 /* IEEE80211_ACTION_BA_DELBA */
2675 case IEEE80211_ACTION_BA_DELBA
:
2676 baparamset
= LE_READ_2(frm
+ 2);
2677 tid
= RT2860_MS(baparamset
, IEEE80211_BAPS_TID
);
2679 RT2860_DPRINTF(sc
, RT2860_DEBUG_BA
,
2680 "%s: received DELBA request: associd=0x%04x, tid=%d\n",
2681 device_get_nameunit(sc
->dev
), associd
, tid
);
2683 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_WCID(wcid
) + 4);
2685 tmp
&= ~(0x10000 << tid
);
2687 rt2860_io_mac_write(sc
, RT2860_REG_WCID(wcid
) + 4, tmp
);
2695 * rt2860_send_action
2697 static int rt2860_send_action(struct ieee80211_node
*ni
,
2698 int cat
, int act
, void *sa
)
2700 struct rt2860_softc
*sc
;
2701 struct ieee80211com
*ic
;
2703 uint16_t associd
, *args
, baparamset
;
2712 ret
= sc
->send_action(ni
, cat
, act
, sa
);
2714 if (cat
!= IEEE80211_ACTION_CAT_BA
)
2717 associd
= (ni
!= NULL
) ? ni
->ni_associd
: 0;
2718 wcid
= RT2860_AID2WCID(associd
);
2723 /* IEEE80211_ACTION_BA_DELBA */
2724 case IEEE80211_ACTION_BA_DELBA
:
2725 baparamset
= RT2860_SM(args
[0], IEEE80211_DELBAPS_TID
) | args
[1];
2727 tid
= RT2860_MS(baparamset
, IEEE80211_DELBAPS_TID
);
2729 RT2860_DPRINTF(sc
, RT2860_DEBUG_BA
,
2730 "%s: sending DELBA request: associd=0x%04x, tid=%d\n",
2731 device_get_nameunit(sc
->dev
), associd
, tid
);
2733 if (RT2860_MS(baparamset
, IEEE80211_DELBAPS_INIT
) != IEEE80211_DELBAPS_INIT
)
2735 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_WCID(wcid
) + 4);
2737 tmp
&= ~(0x10000 << tid
);
2739 rt2860_io_mac_write(sc
, RT2860_REG_WCID(wcid
) + 4, tmp
);
2743 sc
->tx_ampdu_sessions
--;
2745 rt2860_asic_updateprot(sc
);
2754 * rt2860_amrr_update_iter_func
2756 static void rt2860_amrr_update_iter_func(void *arg
, struct ieee80211_node
*ni
)
2758 struct rt2860_softc
*sc
;
2759 struct ieee80211com
*ic
;
2761 struct ieee80211vap
*vap
;
2762 struct rt2860_softc_vap
*rvap
;
2769 rvap
= (struct rt2860_softc_vap
*) vap
;
2771 /* only associated stations */
2773 if ((ni
->ni_vap
== vap
) && (ni
->ni_associd
!= 0))
2775 wcid
= RT2860_AID2WCID(ni
->ni_associd
);
2777 RT2860_DPRINTF(sc
, RT2860_DEBUG_RATE
,
2778 "%s: AMRR node: wcid=0x%02x, txcnt=%d, success=%d, retrycnt=%d\n",
2779 device_get_nameunit(sc
->dev
),
2780 wcid
, sc
->amrr_node
[wcid
].txcnt
, sc
->amrr_node
[wcid
].success
, sc
->amrr_node
[wcid
].retrycnt
);
2782 rt2860_amrr_choose(ni
, &sc
->amrr_node
[wcid
]);
2784 RT2860_DPRINTF(sc
, RT2860_DEBUG_RATE
,
2785 "%s:%s node Tx rate: associd=0x%04x, rate=0x%02x, max rate=0x%02x\n",
2786 device_get_nameunit(sc
->dev
),
2787 (ni
->ni_flags
& IEEE80211_NODE_HT
) ? " HT" : "",
2788 ni
->ni_associd
, ni
->ni_txrate
,
2789 (ni
->ni_flags
& IEEE80211_NODE_HT
) ?
2790 (ni
->ni_htrates
.rs_rates
[ni
->ni_htrates
.rs_nrates
- 1] | IEEE80211_RATE_MCS
) :
2791 (ni
->ni_rates
.rs_rates
[ni
->ni_rates
.rs_nrates
- 1] & IEEE80211_RATE_VAL
));
2798 static void rt2860_periodic(void *arg
)
2800 struct rt2860_softc
*sc
;
2804 RT2860_DPRINTF(sc
, RT2860_DEBUG_PERIODIC
,
2806 device_get_nameunit(sc
->dev
));
2808 taskqueue_enqueue(sc
->taskqueue
, &sc
->periodic_task
);
2812 * rt2860_tx_watchdog
2814 static void rt2860_tx_watchdog(void *arg
)
2816 struct rt2860_softc
*sc
;
2822 if (sc
->tx_timer
== 0)
2825 if (--sc
->tx_timer
== 0)
2827 printf("%s: Tx watchdog timeout: resetting\n",
2828 device_get_nameunit(sc
->dev
));
2830 rt2860_stop_locked(sc
);
2831 rt2860_init_locked(sc
);
2835 sc
->tx_watchdog_timeouts
++;
2838 callout_reset(&sc
->tx_watchdog_ch
, hz
, rt2860_tx_watchdog
, sc
);
2842 * rt2860_asic_set_bssid
2844 static void rt2860_asic_set_bssid(struct rt2860_softc
*sc
,
2845 const uint8_t *bssid
)
2849 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATE
,
2850 "%s: set bssid: bssid=%s\n",
2851 device_get_nameunit(sc
->dev
),
2852 ether_sprintf(bssid
));
2854 tmp
= bssid
[0] | (bssid
[1]) << 8 | (bssid
[2] << 16) | (bssid
[3] << 24);
2856 rt2860_io_mac_write(sc
, RT2860_REG_BSSID_DW0
, tmp
);
2858 tmp
= bssid
[4] | (bssid
[5] << 8);
2860 rt2860_io_mac_write(sc
, RT2860_REG_BSSID_DW1
, tmp
);
2864 * rt2860_asic_set_macaddr
2866 static void rt2860_asic_set_macaddr(struct rt2860_softc
*sc
,
2867 const uint8_t *addr
)
2871 tmp
= addr
[0] | (addr
[1] << 8) | (addr
[2] << 16) | (addr
[3] << 24);
2873 rt2860_io_mac_write(sc
, RT2860_REG_ADDR_DW0
, tmp
);
2875 tmp
= addr
[4] | (addr
[5] << 8);
2877 rt2860_io_mac_write(sc
, RT2860_REG_ADDR_DW1
, tmp
);
2881 * rt2860_asic_enable_tsf_sync
2883 static void rt2860_asic_enable_tsf_sync(struct rt2860_softc
*sc
)
2886 struct ieee80211com
*ic
;
2887 struct ieee80211vap
*vap
;
2892 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
2894 RT2860_DPRINTF(sc
, RT2860_DEBUG_BEACON
,
2895 "%s: enabling TSF\n",
2896 device_get_nameunit(sc
->dev
));
2898 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_BCN_TIME_CFG
);
2901 tmp
|= vap
->iv_bss
->ni_intval
* 16;
2902 tmp
|= (RT2860_REG_TSF_TIMER_ENABLE
| RT2860_REG_TBTT_TIMER_ENABLE
);
2904 if (vap
->iv_opmode
== IEEE80211_M_STA
)
2906 tmp
|= (RT2860_REG_TSF_SYNC_MODE_STA
<< RT2860_REG_TSF_SYNC_MODE_SHIFT
);
2908 else if (vap
->iv_opmode
== IEEE80211_M_IBSS
)
2910 tmp
|= RT2860_REG_BCN_TX_ENABLE
;
2911 tmp
|= (RT2860_REG_TSF_SYNC_MODE_IBSS
<< RT2860_REG_TSF_SYNC_MODE_SHIFT
);
2913 else if (vap
->iv_opmode
== IEEE80211_M_HOSTAP
)
2915 tmp
|= RT2860_REG_BCN_TX_ENABLE
;
2916 tmp
|= (RT2860_REG_TSF_SYNC_MODE_HOSTAP
<< RT2860_REG_TSF_SYNC_MODE_SHIFT
);
2919 rt2860_io_mac_write(sc
, RT2860_REG_BCN_TIME_CFG
, tmp
);
2923 * rt2860_asic_disable_tsf_sync
2925 static void rt2860_asic_disable_tsf_sync(struct rt2860_softc
*sc
)
2929 RT2860_DPRINTF(sc
, RT2860_DEBUG_BEACON
,
2930 "%s: disabling TSF\n",
2931 device_get_nameunit(sc
->dev
));
2933 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_BCN_TIME_CFG
);
2935 tmp
&= ~(RT2860_REG_BCN_TX_ENABLE
|
2936 RT2860_REG_TSF_TIMER_ENABLE
|
2937 RT2860_REG_TBTT_TIMER_ENABLE
);
2939 tmp
&= ~(RT2860_REG_TSF_SYNC_MODE_MASK
<< RT2860_REG_TSF_SYNC_MODE_SHIFT
);
2940 tmp
|= (RT2860_REG_TSF_SYNC_MODE_DISABLE
<< RT2860_REG_TSF_SYNC_MODE_SHIFT
);
2942 rt2860_io_mac_write(sc
, RT2860_REG_BCN_TIME_CFG
, tmp
);
2946 * rt2860_asic_enable_mrr
2948 static void rt2860_asic_enable_mrr(struct rt2860_softc
*sc
)
2950 #define CCK(mcs) (mcs)
2951 #define OFDM(mcs) ((1 << 3) | (mcs))
2952 #define HT(mcs) (mcs)
2954 rt2860_io_mac_write(sc
, RT2860_REG_TX_LG_FBK_CFG0
,
2955 (OFDM(6) << 28) | /* 54 -> 48 */
2956 (OFDM(5) << 24) | /* 48 -> 36 */
2957 (OFDM(4) << 20) | /* 36 -> 24 */
2958 (OFDM(3) << 16) | /* 24 -> 18 */
2959 (OFDM(2) << 12) | /* 18 -> 12 */
2960 (OFDM(1) << 8) | /* 12 -> 9 */
2961 (OFDM(0) << 4) | /* 9 -> 6 */
2962 OFDM(0)); /* 6 -> 6 */
2964 rt2860_io_mac_write(sc
, RT2860_REG_TX_LG_FBK_CFG1
,
2965 (CCK(2) << 12) | /* 11 -> 5.5 */
2966 (CCK(1) << 8) | /* 5.5 -> 2 */
2967 (CCK(0) << 4) | /* 2 -> 1 */
2968 CCK(0)); /* 1 -> 1 */
2970 rt2860_io_mac_write(sc
, RT2860_REG_TX_HT_FBK_CFG0
,
2980 rt2860_io_mac_write(sc
, RT2860_REG_TX_HT_FBK_CFG1
,
2996 * rt2860_asic_set_txpreamble
2998 static void rt2860_asic_set_txpreamble(struct rt2860_softc
*sc
)
3001 struct ieee80211com
*ic
;
3007 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATE
,
3008 "%s: %s short Tx preamble\n",
3009 device_get_nameunit(sc
->dev
),
3010 (ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
) ? "enabling" : "disabling");
3012 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_AUTO_RSP_CFG
);
3014 tmp
&= ~RT2860_REG_CCK_SHORT_ENABLE
;
3016 if (ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
)
3017 tmp
|= RT2860_REG_CCK_SHORT_ENABLE
;
3019 rt2860_io_mac_write(sc
, RT2860_REG_AUTO_RSP_CFG
, tmp
);
3023 * rt2860_asic_set_basicrates
3025 static void rt2860_asic_set_basicrates(struct rt2860_softc
*sc
)
3028 struct ieee80211com
*ic
;
3033 if (ic
->ic_curmode
== IEEE80211_MODE_11B
)
3034 rt2860_io_mac_write(sc
, RT2860_REG_LEGACY_BASIC_RATE
, 0x3);
3035 else if (ic
->ic_curmode
== IEEE80211_MODE_11A
)
3036 rt2860_io_mac_write(sc
, RT2860_REG_LEGACY_BASIC_RATE
, 0x150);
3038 rt2860_io_mac_write(sc
, RT2860_REG_LEGACY_BASIC_RATE
, 0x15f);
3042 * rt2860_asic_update_rtsthreshold
3044 static void rt2860_asic_update_rtsthreshold(struct rt2860_softc
*sc
)
3047 struct ieee80211com
*ic
;
3048 struct ieee80211vap
*vap
;
3054 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
3056 RT2860_DPRINTF(sc
, RT2860_DEBUG_PROT
,
3057 "%s: updating RTS threshold: %d\n",
3058 device_get_nameunit(sc
->dev
), vap
->iv_rtsthreshold
);
3060 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_RTS_CFG
);
3062 tmp
&= ~(RT2860_REG_TX_RTS_THRESHOLD_MASK
<< RT2860_REG_TX_RTS_THRESHOLD_SHIFT
);
3064 if (vap
->iv_flags_ht
& IEEE80211_FHT_AMSDU_TX
)
3067 threshold
= vap
->iv_rtsthreshold
;
3069 tmp
|= ((threshold
& RT2860_REG_TX_RTS_THRESHOLD_MASK
) <<
3070 RT2860_REG_TX_RTS_THRESHOLD_SHIFT
);
3072 rt2860_io_mac_write(sc
, RT2860_REG_TX_RTS_CFG
, tmp
);
3076 * rt2860_asic_update_txpower
3078 static void rt2860_asic_update_txpower(struct rt2860_softc
*sc
)
3081 struct ieee80211com
*ic
;
3082 uint32_t *txpow_rate
;
3091 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATE
,
3092 "%s: updating Tx power: %d\n",
3093 device_get_nameunit(sc
->dev
), ic
->ic_txpowlimit
);
3095 if (!IEEE80211_IS_CHAN_HT40(ic
->ic_curchan
))
3097 txpow_rate
= sc
->txpow_rate_20mhz
;
3101 if (IEEE80211_IS_CHAN_2GHZ(ic
->ic_curchan
))
3102 txpow_rate
= sc
->txpow_rate_40mhz_2ghz
;
3104 txpow_rate
= sc
->txpow_rate_40mhz_5ghz
;
3109 val
= rt2860_io_bbp_read(sc
, 1);
3112 if (ic
->ic_txpowlimit
> 90)
3116 else if (ic
->ic_txpowlimit
> 60)
3120 else if (ic
->ic_txpowlimit
> 30)
3124 else if (ic
->ic_txpowlimit
> 15)
3128 else if (ic
->ic_txpowlimit
> 9)
3138 rt2860_io_bbp_write(sc
, 1, val
);
3140 for (i
= 0; i
< RT2860_SOFTC_TXPOW_RATE_COUNT
; i
++)
3142 if (txpow_rate
[i
] == 0xffffffff)
3145 tmp
= rt2860_read_eeprom_txpow_rate_add_delta(txpow_rate
[i
], delta
);
3147 rt2860_io_mac_write(sc
, RT2860_REG_TX_PWR_CFG(i
), tmp
);
3152 * rt2860_asic_update_promisc
3154 static void rt2860_asic_update_promisc(struct rt2860_softc
*sc
)
3161 printf("%s: %s promiscuous mode\n",
3162 device_get_nameunit(sc
->dev
),
3163 (ifp
->if_flags
& IFF_PROMISC
) ? "entering" : "leaving");
3165 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_RX_FILTER_CFG
);
3167 tmp
&= ~RT2860_REG_RX_FILTER_DROP_UC_NOME
;
3169 if (!(ifp
->if_flags
& IFF_PROMISC
))
3170 tmp
|= RT2860_REG_RX_FILTER_DROP_UC_NOME
;
3172 rt2860_io_mac_write(sc
, RT2860_REG_RX_FILTER_CFG
, tmp
);
3176 * rt2860_asic_updateprot
3178 static void rt2860_asic_updateprot(struct rt2860_softc
*sc
)
3181 struct ieee80211com
*ic
;
3182 struct ieee80211vap
*vap
;
3183 uint32_t cck_prot
, ofdm_prot
, mm20_prot
, mm40_prot
, gf20_prot
, gf40_prot
;
3185 enum ieee80211_protmode htprotmode
;
3189 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
3191 /* CCK frame protection */
3193 cck_prot
= RT2860_REG_RTSTH_ENABLE
| RT2860_REG_PROT_NAV_SHORT
|
3194 RT2860_REG_TXOP_ALLOW_ALL
| RT2860_REG_PROT_CTRL_NONE
;
3196 /* set up protection frame phy mode and rate (MCS code) */
3198 if (ic
->ic_curmode
== IEEE80211_MODE_11A
)
3199 cck_prot
|= (RT2860_REG_PROT_PHYMODE_OFDM
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
3200 (0 << RT2860_REG_PROT_MCS_SHIFT
);
3202 cck_prot
|= ((RT2860_REG_PROT_PHYMODE_CCK
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
3203 (3 << RT2860_REG_PROT_MCS_SHIFT
));
3205 rt2860_io_mac_write(sc
, RT2860_REG_TX_CCK_PROT_CFG
, cck_prot
);
3207 /* OFDM frame protection */
3209 ofdm_prot
= RT2860_REG_RTSTH_ENABLE
| RT2860_REG_PROT_NAV_SHORT
|
3210 RT2860_REG_TXOP_ALLOW_ALL
;
3212 if (ic
->ic_flags
& IEEE80211_F_USEPROT
)
3214 RT2860_DPRINTF(sc
, RT2860_DEBUG_PROT
,
3215 "%s: updating protection mode: b/g protection mode=%s\n",
3216 device_get_nameunit(sc
->dev
),
3217 (ic
->ic_protmode
== IEEE80211_PROT_RTSCTS
) ? "RTS/CTS" :
3218 ((ic
->ic_protmode
== IEEE80211_PROT_CTSONLY
) ? "CTS-to-self" : "none"));
3220 if (ic
->ic_protmode
== IEEE80211_PROT_RTSCTS
)
3221 ofdm_prot
|= RT2860_REG_PROT_CTRL_RTS_CTS
;
3222 else if (ic
->ic_protmode
== IEEE80211_PROT_CTSONLY
)
3223 ofdm_prot
|= RT2860_REG_PROT_CTRL_CTS
;
3225 ofdm_prot
|= RT2860_REG_PROT_CTRL_NONE
;
3229 RT2860_DPRINTF(sc
, RT2860_DEBUG_PROT
,
3230 "%s: updating protection mode: b/g protection mode=%s\n",
3231 device_get_nameunit(sc
->dev
), "none");
3233 ofdm_prot
|= RT2860_REG_PROT_CTRL_NONE
;
3236 rt2860_io_mac_write(sc
, RT2860_REG_TX_OFDM_PROT_CFG
, ofdm_prot
);
3238 /* HT frame protection */
3240 if ((vap
->iv_opmode
== IEEE80211_M_STA
) && (vap
->iv_state
== IEEE80211_S_RUN
))
3241 htopmode
= vap
->iv_bss
->ni_htopmode
;
3243 htopmode
= ic
->ic_curhtprotmode
;
3245 htprotmode
= ic
->ic_htprotmode
;
3247 /* force HT mixed mode and RTS/CTS protection if A-MPDU Tx aggregation is enabled */
3249 if (sc
->tx_ampdu_sessions
> 0)
3251 RT2860_DPRINTF(sc
, RT2860_DEBUG_PROT
,
3252 "%s: updating protection mode: forcing HT mixed mode and RTS/CTS protection\n",
3253 device_get_nameunit(sc
->dev
));
3255 htopmode
= IEEE80211_HTINFO_OPMODE_MIXED
;
3256 htprotmode
= IEEE80211_PROT_RTSCTS
;
3259 RT2860_DPRINTF(sc
, RT2860_DEBUG_PROT
,
3260 "%s: updating protection mode: HT operation mode=0x%02x, protection mode=%s\n",
3261 device_get_nameunit(sc
->dev
),
3262 htopmode
& IEEE80211_HTINFO_OPMODE
,
3263 (htprotmode
== IEEE80211_PROT_RTSCTS
) ? "RTS/CTS" :
3264 ((htprotmode
== IEEE80211_PROT_CTSONLY
) ? "CTS-to-self" : "none"));
3266 switch (htopmode
& IEEE80211_HTINFO_OPMODE
)
3268 /* IEEE80211_HTINFO_OPMODE_HT20PR */
3269 case IEEE80211_HTINFO_OPMODE_HT20PR
:
3270 mm20_prot
= RT2860_REG_PROT_NAV_SHORT
| RT2860_REG_PROT_CTRL_NONE
|
3271 RT2860_REG_TXOP_ALLOW_CCK
| RT2860_REG_TXOP_ALLOW_OFDM
|
3272 RT2860_REG_TXOP_ALLOW_MM20
| RT2860_REG_TXOP_ALLOW_GF20
|
3273 (RT2860_REG_PROT_PHYMODE_OFDM
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
3274 (4 << RT2860_REG_PROT_MCS_SHIFT
);
3276 gf20_prot
= mm20_prot
;
3278 mm40_prot
= RT2860_REG_PROT_NAV_SHORT
| RT2860_REG_TXOP_ALLOW_ALL
|
3279 (RT2860_REG_PROT_PHYMODE_OFDM
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
3280 (0x84 << RT2860_REG_PROT_MCS_SHIFT
);
3282 if (htprotmode
== IEEE80211_PROT_RTSCTS
)
3283 mm40_prot
|= RT2860_REG_PROT_CTRL_RTS_CTS
;
3284 else if (htprotmode
== IEEE80211_PROT_CTSONLY
)
3285 mm40_prot
|= RT2860_REG_PROT_CTRL_CTS
;
3287 mm40_prot
|= RT2860_REG_PROT_CTRL_NONE
;
3289 gf40_prot
= mm40_prot
;
3292 /* IEEE80211_HTINFO_OPMODE_MIXED */
3293 case IEEE80211_HTINFO_OPMODE_MIXED
:
3294 mm20_prot
= RT2860_REG_PROT_NAV_SHORT
|
3295 RT2860_REG_TXOP_ALLOW_CCK
| RT2860_REG_TXOP_ALLOW_OFDM
|
3296 RT2860_REG_TXOP_ALLOW_MM20
| RT2860_REG_TXOP_ALLOW_GF20
;
3298 if (ic
->ic_flags
& IEEE80211_F_USEPROT
)
3299 mm20_prot
|= (RT2860_REG_PROT_PHYMODE_CCK
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
3300 (3 << RT2860_REG_PROT_MCS_SHIFT
);
3302 mm20_prot
|= (RT2860_REG_PROT_PHYMODE_OFDM
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
3303 (4 << RT2860_REG_PROT_MCS_SHIFT
);
3305 if (htprotmode
== IEEE80211_PROT_RTSCTS
)
3306 mm20_prot
|= RT2860_REG_PROT_CTRL_RTS_CTS
;
3307 else if (htprotmode
== IEEE80211_PROT_CTSONLY
)
3308 mm20_prot
|= RT2860_REG_PROT_CTRL_CTS
;
3310 mm20_prot
|= RT2860_REG_PROT_CTRL_NONE
;
3312 gf20_prot
= mm20_prot
;
3314 mm40_prot
= RT2860_REG_PROT_NAV_SHORT
| RT2860_REG_TXOP_ALLOW_ALL
;
3316 if (ic
->ic_flags
& IEEE80211_F_USEPROT
)
3317 mm40_prot
|= (RT2860_REG_PROT_PHYMODE_CCK
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
3318 (3 << RT2860_REG_PROT_MCS_SHIFT
);
3320 mm40_prot
|= (RT2860_REG_PROT_PHYMODE_OFDM
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
3321 (0x84 << RT2860_REG_PROT_MCS_SHIFT
);
3323 if (htprotmode
== IEEE80211_PROT_RTSCTS
)
3324 mm40_prot
|= RT2860_REG_PROT_CTRL_RTS_CTS
;
3325 else if (htprotmode
== IEEE80211_PROT_CTSONLY
)
3326 mm40_prot
|= RT2860_REG_PROT_CTRL_CTS
;
3328 mm40_prot
|= RT2860_REG_PROT_CTRL_NONE
;
3330 gf40_prot
= mm40_prot
;
3334 * IEEE80211_HTINFO_OPMODE_PURE
3335 * IEEE80211_HTINFO_OPMODE_PROTOPT
3337 case IEEE80211_HTINFO_OPMODE_PURE
:
3338 case IEEE80211_HTINFO_OPMODE_PROTOPT
:
3340 mm20_prot
= RT2860_REG_PROT_NAV_SHORT
| RT2860_REG_PROT_CTRL_NONE
|
3341 RT2860_REG_TXOP_ALLOW_CCK
| RT2860_REG_TXOP_ALLOW_OFDM
|
3342 RT2860_REG_TXOP_ALLOW_MM20
| RT2860_REG_TXOP_ALLOW_GF20
|
3343 (RT2860_REG_PROT_PHYMODE_OFDM
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
3344 (4 << RT2860_REG_PROT_MCS_SHIFT
);
3346 gf20_prot
= mm20_prot
;
3348 mm40_prot
= RT2860_REG_PROT_NAV_SHORT
| RT2860_REG_PROT_CTRL_NONE
|
3349 RT2860_REG_TXOP_ALLOW_ALL
|
3350 (RT2860_REG_PROT_PHYMODE_OFDM
<< RT2860_REG_PROT_PHYMODE_SHIFT
) |
3351 (0x84 << RT2860_REG_PROT_MCS_SHIFT
);
3353 gf40_prot
= mm40_prot
;
3357 rt2860_io_mac_write(sc
, RT2860_REG_TX_MM20_PROT_CFG
, mm20_prot
);
3358 rt2860_io_mac_write(sc
, RT2860_REG_TX_MM40_PROT_CFG
, mm40_prot
);
3359 rt2860_io_mac_write(sc
, RT2860_REG_TX_GF20_PROT_CFG
, gf20_prot
);
3360 rt2860_io_mac_write(sc
, RT2860_REG_TX_GF40_PROT_CFG
, gf40_prot
);
3364 * rt2860_asic_updateslot
3366 static void rt2860_asic_updateslot(struct rt2860_softc
*sc
)
3369 struct ieee80211com
*ic
;
3375 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATE
,
3376 "%s: %s short slot time\n",
3377 device_get_nameunit(sc
->dev
),
3378 (ic
->ic_flags
& IEEE80211_F_SHSLOT
) ? "enabling" : "disabling");
3380 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_BKOFF_SLOT_CFG
);
3383 tmp
|= (ic
->ic_flags
& IEEE80211_F_SHSLOT
) ? 9 : 20;
3385 rt2860_io_mac_write(sc
, RT2860_REG_BKOFF_SLOT_CFG
, tmp
);
3389 * rt2860_asic_wme_update
3391 static void rt2860_asic_wme_update(struct rt2860_softc
*sc
)
3394 struct ieee80211com
*ic
;
3395 struct ieee80211_wme_state
*wme
;
3396 const struct wmeParams
*wmep
;
3402 wmep
= wme
->wme_chanParams
.cap_wmeParams
;
3404 RT2860_DPRINTF(sc
, RT2860_DEBUG_WME
,
3405 "%s: wme update: WME_AC_VO=%d/%d/%d/%d, WME_AC_VI=%d/%d/%d/%d, "
3406 "WME_AC_BK=%d/%d/%d/%d, WME_AC_BE=%d/%d/%d/%d\n",
3407 device_get_nameunit(sc
->dev
),
3408 wmep
[WME_AC_VO
].wmep_aifsn
,
3409 wmep
[WME_AC_VO
].wmep_logcwmin
, wmep
[WME_AC_VO
].wmep_logcwmax
,
3410 wmep
[WME_AC_VO
].wmep_txopLimit
,
3411 wmep
[WME_AC_VI
].wmep_aifsn
,
3412 wmep
[WME_AC_VI
].wmep_logcwmin
, wmep
[WME_AC_VI
].wmep_logcwmax
,
3413 wmep
[WME_AC_VI
].wmep_txopLimit
,
3414 wmep
[WME_AC_BK
].wmep_aifsn
,
3415 wmep
[WME_AC_BK
].wmep_logcwmin
, wmep
[WME_AC_BK
].wmep_logcwmax
,
3416 wmep
[WME_AC_BK
].wmep_txopLimit
,
3417 wmep
[WME_AC_BE
].wmep_aifsn
,
3418 wmep
[WME_AC_BE
].wmep_logcwmin
, wmep
[WME_AC_BE
].wmep_logcwmax
,
3419 wmep
[WME_AC_BE
].wmep_txopLimit
);
3421 for (i
= 0; i
< WME_NUM_AC
; i
++)
3422 rt2860_io_mac_write(sc
, RT2860_REG_TX_EDCA_AC_CFG(i
),
3423 (wmep
[i
].wmep_logcwmax
<< 16) | (wmep
[i
].wmep_logcwmin
<< 12) |
3424 (wmep
[i
].wmep_aifsn
<< 8) | wmep
[i
].wmep_txopLimit
);
3426 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WMM_AIFSN_CFG
,
3427 (wmep
[WME_AC_VO
].wmep_aifsn
<< 12) | (wmep
[WME_AC_VI
].wmep_aifsn
<< 8) |
3428 (wmep
[WME_AC_BK
].wmep_aifsn
<< 4) | wmep
[WME_AC_BE
].wmep_aifsn
);
3430 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WMM_CWMIN_CFG
,
3431 (wmep
[WME_AC_VO
].wmep_logcwmin
<< 12) | (wmep
[WME_AC_VI
].wmep_logcwmin
<< 8) |
3432 (wmep
[WME_AC_BK
].wmep_logcwmin
<< 4) | wmep
[WME_AC_BE
].wmep_logcwmin
);
3434 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WMM_CWMAX_CFG
,
3435 (wmep
[WME_AC_VO
].wmep_logcwmax
<< 12) | (wmep
[WME_AC_VI
].wmep_logcwmax
<< 8) |
3436 (wmep
[WME_AC_BK
].wmep_logcwmax
<< 4) | wmep
[WME_AC_BE
].wmep_logcwmax
);
3438 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WMM_TXOP0_CFG
,
3439 (wmep
[WME_AC_BK
].wmep_txopLimit
<< 16) | wmep
[WME_AC_BE
].wmep_txopLimit
);
3441 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WMM_TXOP1_CFG
,
3442 (wmep
[WME_AC_VO
].wmep_txopLimit
<< 16) | wmep
[WME_AC_VI
].wmep_txopLimit
);
3446 * rt2860_asic_update_beacon
3448 static int rt2860_asic_update_beacon(struct rt2860_softc
*sc
,
3449 struct ieee80211vap
*vap
)
3452 struct ieee80211com
*ic
;
3453 struct rt2860_softc_vap
*rvap
;
3454 const struct ieee80211_txparam
*tp
;
3456 struct rt2860_txwi txwi
;
3462 rvap
= (struct rt2860_softc_vap
*) vap
;
3463 tp
= &vap
->iv_txparms
[ieee80211_chan2mode(ic
->ic_bsschan
)];
3465 m
= ieee80211_beacon_alloc(vap
->iv_bss
, &rvap
->beacon_offsets
);
3469 rate
= tp
->mgmtrate
;
3470 mcs
= rt2860_rate2mcs(rate
);
3472 memset(&txwi
, 0, sizeof(struct rt2860_txwi
));
3475 txwi
.pid_mpdu_len
= ((htole16(m
->m_pkthdr
.len
) & RT2860_TXWI_MPDU_LEN_MASK
) <<
3476 RT2860_TXWI_MPDU_LEN_SHIFT
);
3477 txwi
.txop
= (RT2860_TXWI_TXOP_HT
<< RT2860_TXWI_TXOP_SHIFT
);
3478 txwi
.mpdu_density_flags
|=
3479 (RT2860_TXWI_FLAGS_TS
<< RT2860_TXWI_FLAGS_SHIFT
);
3480 txwi
.bawin_size_xflags
|=
3481 (RT2860_TXWI_XFLAGS_NSEQ
<< RT2860_TXWI_XFLAGS_SHIFT
);
3483 if (ieee80211_rate2phytype(ic
->ic_rt
, rate
) != IEEE80211_T_OFDM
)
3485 txwi
.phymode_ifs_stbc_shortgi
=
3486 (RT2860_TXWI_PHYMODE_CCK
<< RT2860_TXWI_PHYMODE_SHIFT
);
3488 if (rate
!= 2 && (ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
))
3489 mcs
|= RT2860_TXWI_MCS_SHOTPRE
;
3493 txwi
.phymode_ifs_stbc_shortgi
=
3494 (RT2860_TXWI_PHYMODE_OFDM
<< RT2860_TXWI_PHYMODE_SHIFT
);
3497 txwi
.bw_mcs
= (RT2860_TXWI_BW_20
<< RT2860_TXWI_BW_SHIFT
) |
3498 ((mcs
& RT2860_TXWI_MCS_MASK
) << RT2860_TXWI_MCS_SHIFT
);
3500 /* disable temporarily TSF sync */
3502 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_BCN_TIME_CFG
);
3504 tmp
&= ~(RT2860_REG_BCN_TX_ENABLE
|
3505 RT2860_REG_TSF_TIMER_ENABLE
|
3506 RT2860_REG_TBTT_TIMER_ENABLE
);
3508 rt2860_io_mac_write(sc
, RT2860_REG_BCN_TIME_CFG
, tmp
);
3510 /* write Tx wireless info and beacon frame to on-chip memory */
3512 rt2860_io_mac_write_multi(sc
, RT2860_REG_BEACON_BASE(0),
3513 &txwi
, sizeof(struct rt2860_txwi
));
3515 rt2860_io_mac_write_multi(sc
, RT2860_REG_BEACON_BASE(0) + sizeof(struct rt2860_txwi
),
3516 mtod(m
, uint8_t *), m
->m_pkthdr
.len
);
3518 /* enable again TSF sync */
3520 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_BCN_TIME_CFG
);
3522 tmp
|= (RT2860_REG_BCN_TX_ENABLE
|
3523 RT2860_REG_TSF_TIMER_ENABLE
|
3524 RT2860_REG_TBTT_TIMER_ENABLE
);
3526 rt2860_io_mac_write(sc
, RT2860_REG_BCN_TIME_CFG
, tmp
);
3534 * rt2860_asic_clear_keytables
3536 static void rt2860_asic_clear_keytables(struct rt2860_softc
*sc
)
3540 /* clear Rx WCID search table (entries = 256, entry size = 8) */
3542 for (i
= 0; i
< 256; i
++)
3544 rt2860_io_mac_write(sc
, RT2860_REG_WCID(i
), 0xffffffff);
3545 rt2860_io_mac_write(sc
, RT2860_REG_WCID(i
) + 4, 0x0000ffff);
3548 /* clear WCID attribute table (entries = 256, entry size = 4) */
3550 rt2860_io_mac_set_region_4(sc
, RT2860_REG_WCID_ATTR(0), 0, 256);
3552 /* clear IV/EIV table (entries = 256, entry size = 8) */
3554 rt2860_io_mac_set_region_4(sc
, RT2860_REG_IVEIV(0), 0, 2 * 256);
3556 /* clear pairwise key table (entries = 256, entry size = 32) */
3558 rt2860_io_mac_set_region_4(sc
, RT2860_REG_PKEY(0), 0, 8 * 256);
3560 /* clear shared key table (entries = 32, entry size = 32) */
3562 rt2860_io_mac_set_region_4(sc
, RT2860_REG_SKEY(0, 0), 0, 8 * 32);
3564 /* clear shared key mode (entries = 32, entry size = 2) */
3566 rt2860_io_mac_set_region_4(sc
, RT2860_REG_SKEY_MODE(0), 0, 16);
3572 static uint8_t rt2860_rxrate(struct rt2860_rxwi
*rxwi
)
3574 uint8_t mcs
, phymode
;
3577 mcs
= (rxwi
->bw_mcs
>> RT2860_RXWI_MCS_SHIFT
) & RT2860_RXWI_MCS_MASK
;
3578 phymode
= (rxwi
->phymode_stbc_shortgi
>> RT2860_RXWI_PHYMODE_SHIFT
) &
3579 RT2860_RXWI_PHYMODE_MASK
;
3585 case RT2860_RXWI_PHYMODE_CCK
:
3586 switch (mcs
& ~RT2860_RXWI_MCS_SHOTPRE
)
3588 case 0: rate
= 2; break; /* 1 Mbps */
3589 case 1: rate
= 4; break; /* 2 MBps */
3590 case 2: rate
= 11; break; /* 5.5 Mbps */
3591 case 3: rate
= 22; break; /* 11 Mbps */
3595 case RT2860_RXWI_PHYMODE_OFDM
:
3598 case 0: rate
= 12; break; /* 6 Mbps */
3599 case 1: rate
= 18; break; /* 9 Mbps */
3600 case 2: rate
= 24; break; /* 12 Mbps */
3601 case 3: rate
= 36; break; /* 18 Mbps */
3602 case 4: rate
= 48; break; /* 24 Mbps */
3603 case 5: rate
= 72; break; /* 36 Mbps */
3604 case 6: rate
= 96; break; /* 48 Mbps */
3605 case 7: rate
= 108; break; /* 54 Mbps */
3609 case RT2860_RXWI_PHYMODE_HT_MIXED
:
3610 case RT2860_RXWI_PHYMODE_HT_GF
:
3618 * rt2860_maxrssi_rxpath
3620 static uint8_t rt2860_maxrssi_rxpath(struct rt2860_softc
*sc
,
3621 const struct rt2860_rxwi
*rxwi
)
3627 if (sc
->nrxpath
> 1)
3628 if (rxwi
->rssi
[1] > rxwi
->rssi
[rxpath
])
3631 if (sc
->nrxpath
> 2)
3632 if (rxwi
->rssi
[2] > rxwi
->rssi
[rxpath
])
3641 static int8_t rt2860_rssi2dbm(struct rt2860_softc
*sc
,
3642 uint8_t rssi
, uint8_t rxpath
)
3645 struct ieee80211com
*ic
;
3646 struct ieee80211_channel
*c
;
3648 int8_t rssi_off
, lna_gain
;
3656 chan
= ieee80211_chan2ieee(ic
, c
);
3658 if (IEEE80211_IS_CHAN_5GHZ(c
))
3660 rssi_off
= sc
->rssi_off_5ghz
[rxpath
];
3663 lna_gain
= sc
->lna_gain
[1];
3664 else if (chan
<= 128)
3665 lna_gain
= sc
->lna_gain
[2];
3667 lna_gain
= sc
->lna_gain
[3];
3671 rssi_off
= sc
->rssi_off_2ghz
[rxpath
] - sc
->lna_gain
[0];
3672 lna_gain
= sc
->lna_gain
[0];
3675 return (-12 - rssi_off
- lna_gain
- rssi
);
3681 static uint8_t rt2860_rate2mcs(uint8_t rate
)
3708 static int rt2860_tx_mgmt(struct rt2860_softc
*sc
,
3709 struct mbuf
*m
, struct ieee80211_node
*ni
, int qid
)
3712 struct ieee80211com
*ic
;
3713 struct ieee80211vap
*vap
;
3714 const struct ieee80211_txparam
*tp
;
3715 struct rt2860_softc_node
*rni
;
3716 struct rt2860_softc_tx_ring
*ring
;
3717 struct rt2860_softc_tx_data
*data
;
3718 struct rt2860_txdesc
*desc
;
3719 struct rt2860_txwi
*txwi
;
3720 struct ieee80211_frame
*wh
;
3721 struct rt2860_softc_tx_radiotap_header
*tap
;
3722 bus_dma_segment_t dma_seg
[RT2860_SOFTC_MAX_SCATTER
];
3723 u_int hdrsize
, hdrspace
;
3724 uint8_t rate
, stbc
, shortgi
, mcs
, pid
, qsel
;
3725 uint16_t len
, dmalen
, mpdu_len
, dur
;
3726 int error
, ndmasegs
, ndescs
, i
, j
;
3728 KASSERT(qid
>= 0 && qid
< RT2860_SOFTC_TX_RING_COUNT
,
3729 ("%s: Tx MGMT: invalid qid=%d\n",
3730 device_get_nameunit(sc
->dev
), qid
));
3735 rni
= (struct rt2860_softc_node
*) ni
;
3736 tp
= ni
->ni_txparms
;
3738 ring
= &sc
->tx_ring
[qid
];
3739 desc
= &ring
->desc
[ring
->desc_cur
];
3740 data
= &ring
->data
[ring
->data_cur
];
3741 txwi
= (struct rt2860_txwi
*) (ring
->seg0
+ ring
->data_cur
* RT2860_TX_DATA_SEG0_SIZE
);
3743 wh
= mtod(m
, struct ieee80211_frame
*);
3745 rate
= tp
->mgmtrate
& IEEE80211_RATE_VAL
;
3747 /* fill Tx wireless info */
3749 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
3752 mcs
= rt2860_rate2mcs(rate
);
3756 /* calculate MPDU length without padding */
3758 hdrsize
= ieee80211_hdrsize(wh
);
3759 hdrspace
= ieee80211_hdrspace(ic
, wh
);
3760 mpdu_len
= m
->m_pkthdr
.len
- hdrspace
+ hdrsize
;
3762 memset(txwi
, 0, sizeof(struct rt2860_txwi
));
3764 /* management frames do not need encryption */
3768 txwi
->pid_mpdu_len
= ((htole16(pid
) & RT2860_TXWI_PID_MASK
) <<
3769 RT2860_TXWI_PID_SHIFT
) | ((htole16(mpdu_len
) & RT2860_TXWI_MPDU_LEN_MASK
) <<
3770 RT2860_TXWI_MPDU_LEN_SHIFT
);
3772 stbc
= (ni
->ni_htcap
& IEEE80211_HTCAP_RXSTBC
) ? 1 : 0;
3774 shortgi
= (vap
->iv_flags_ht
& (IEEE80211_FHT_SHORTGI20
| IEEE80211_FHT_SHORTGI40
)) &&
3775 (ni
->ni_flags
& IEEE80211_NODE_HT
) && (ni
->ni_flags
& (IEEE80211_NODE_SGI20
| IEEE80211_NODE_SGI40
));
3777 txwi
->phymode_ifs_stbc_shortgi
|=
3778 ((stbc
& RT2860_TXWI_STBC_MASK
) << RT2860_TXWI_STBC_SHIFT
) |
3779 ((shortgi
& RT2860_TXWI_SHORTGI_MASK
) << RT2860_TXWI_SHORTGI_SHIFT
);
3781 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
3783 txwi
->phymode_ifs_stbc_shortgi
|=
3784 (RT2860_TXWI_PHYMODE_HT_MIXED
<< RT2860_TXWI_PHYMODE_SHIFT
);
3788 if (ieee80211_rate2phytype(ic
->ic_rt
, rate
) != IEEE80211_T_OFDM
)
3790 txwi
->phymode_ifs_stbc_shortgi
|=
3791 (RT2860_TXWI_PHYMODE_CCK
<< RT2860_TXWI_PHYMODE_SHIFT
);
3793 if (rate
!= 2 && (ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
))
3794 mcs
|= RT2860_TXWI_MCS_SHOTPRE
;
3798 txwi
->phymode_ifs_stbc_shortgi
|=
3799 (RT2860_TXWI_PHYMODE_OFDM
<< RT2860_TXWI_PHYMODE_SHIFT
);
3803 txwi
->bw_mcs
= (RT2860_TXWI_BW_20
<< RT2860_TXWI_BW_SHIFT
) |
3804 ((mcs
& RT2860_TXWI_MCS_MASK
) << RT2860_TXWI_MCS_SHIFT
);
3806 txwi
->txop
= (RT2860_TXWI_TXOP_BACKOFF
<< RT2860_TXWI_TXOP_SHIFT
);
3808 /* skip ACKs for multicast frames and probe responses */
3810 if (!IEEE80211_IS_MULTICAST(wh
->i_addr1
) &&
3811 ((wh
->i_fc
[0] & (IEEE80211_FC0_TYPE_MASK
| IEEE80211_FC0_SUBTYPE_MASK
)) !=
3812 (IEEE80211_FC0_TYPE_MGT
| IEEE80211_FC0_SUBTYPE_PROBE_RESP
)))
3814 txwi
->bawin_size_xflags
|=
3815 (RT2860_TXWI_XFLAGS_ACK
<< RT2860_TXWI_XFLAGS_SHIFT
);
3817 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
3819 /* preamble + plcp + signal extension + SIFS */
3821 dur
= 16 + 4 + 6 + 10;
3825 dur
= ieee80211_ack_duration(ic
->ic_rt
, rate
,
3826 ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
);
3829 *(uint16_t *) wh
->i_dur
= htole16(dur
);
3832 /* ask MAC to insert timestamp into probe responses */
3834 if ((wh
->i_fc
[0] & (IEEE80211_FC0_TYPE_MASK
| IEEE80211_FC0_SUBTYPE_MASK
)) ==
3835 (IEEE80211_FC0_TYPE_MGT
| IEEE80211_FC0_SUBTYPE_PROBE_RESP
))
3836 txwi
->mpdu_density_flags
|=
3837 (RT2860_TXWI_FLAGS_TS
<< RT2860_TXWI_FLAGS_SHIFT
);
3839 if (ieee80211_radiotap_active_vap(vap
))
3843 tap
->flags
= IEEE80211_RADIOTAP_F_DATAPAD
;
3844 tap
->chan_flags
= htole32(ic
->ic_curchan
->ic_flags
);
3845 tap
->chan_freq
= htole16(ic
->ic_curchan
->ic_freq
);
3846 tap
->chan_ieee
= ic
->ic_curchan
->ic_ieee
;
3847 tap
->chan_maxpow
= 0;
3849 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
3850 tap
->rate
= mcs
| IEEE80211_RATE_MCS
;
3854 if (mcs
& RT2860_TXWI_MCS_SHOTPRE
)
3855 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTPRE
;
3858 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTGI
;
3860 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
3861 tap
->flags
|= IEEE80211_RADIOTAP_F_WEP
;
3863 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
3865 wh
->i_fc
[1] &= ~IEEE80211_FC1_WEP
;
3867 ieee80211_radiotap_tx(vap
, m
);
3869 wh
->i_fc
[1] |= IEEE80211_FC1_WEP
;
3873 ieee80211_radiotap_tx(vap
, m
);
3877 /* copy and trim 802.11 header */
3879 m_copydata(m
, 0, hdrsize
, (caddr_t
) (txwi
+ 1));
3882 error
= bus_dmamap_load_mbuf_sg(ring
->data_dma_tag
, data
->dma_map
, m
,
3883 dma_seg
, &ndmasegs
, 0);
3886 /* too many fragments, linearize */
3888 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
3889 "%s: could not load mbuf DMA map, trying to linearize mbuf: ndmasegs=%d, len=%d, error=%d\n",
3890 device_get_nameunit(sc
->dev
), ndmasegs
, m
->m_pkthdr
.len
, error
);
3892 m
= m_defrag(m
, M_DONTWAIT
);
3896 sc
->tx_defrag_packets
++;
3898 error
= bus_dmamap_load_mbuf_sg(ring
->data_dma_tag
, data
->dma_map
, m
,
3899 dma_seg
, &ndmasegs
, 0);
3902 printf("%s: could not load mbuf DMA map: ndmasegs=%d, len=%d, error=%d\n",
3903 device_get_nameunit(sc
->dev
), ndmasegs
, m
->m_pkthdr
.len
, error
);
3909 if (m
->m_pkthdr
.len
== 0)
3912 /* determine how many Tx descs are required */
3914 ndescs
= 1 + ndmasegs
/ 2;
3915 if ((ring
->desc_queued
+ ndescs
) > (RT2860_SOFTC_TX_RING_DESC_COUNT
- 2))
3917 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
3918 "%s: there are not enough Tx descs\n",
3919 device_get_nameunit(sc
->dev
));
3921 sc
->no_tx_desc_avail
++;
3923 bus_dmamap_unload(ring
->data_dma_tag
, data
->dma_map
);
3931 /* set up Tx descs */
3933 /* first segment is Tx wireless info and 802.11 header */
3935 len
= sizeof(struct rt2860_txwi
) + hdrsize
;
3937 /* align end on a 4-bytes boundary */
3939 dmalen
= (len
+ 3) & ~ 3;
3941 memset((caddr_t
) txwi
+ len
, 0, dmalen
- len
);
3943 qsel
= RT2860_TXDESC_QSEL_EDCA
;
3945 desc
->sdp0
= htole32(ring
->seg0_phys_addr
+ ring
->data_cur
* RT2860_TX_DATA_SEG0_SIZE
);
3946 desc
->sdl0
= htole16(dmalen
);
3947 desc
->qsel_flags
= (qsel
<< RT2860_TXDESC_QSEL_SHIFT
);
3949 /* set up payload segments */
3951 for (i
= ndmasegs
, j
= 0; i
>= 2; i
-= 2)
3953 desc
->sdp1
= htole32(dma_seg
[j
].ds_addr
);
3954 desc
->sdl1
= htole16(dma_seg
[j
].ds_len
);
3956 ring
->desc_queued
++;
3957 ring
->desc_cur
= (ring
->desc_cur
+ 1) % RT2860_SOFTC_TX_RING_DESC_COUNT
;
3961 desc
= &ring
->desc
[ring
->desc_cur
];
3963 desc
->sdp0
= htole32(dma_seg
[j
].ds_addr
);
3964 desc
->sdl0
= htole16(dma_seg
[j
].ds_len
);
3965 desc
->qsel_flags
= (qsel
<< RT2860_TXDESC_QSEL_SHIFT
);
3970 /* finalize last payload segment */
3974 desc
->sdp1
= htole32(dma_seg
[j
].ds_addr
);
3975 desc
->sdl1
= htole16(dma_seg
[j
].ds_len
| RT2860_TXDESC_SDL1_LASTSEG
);
3979 desc
->sdl0
|= htole16(RT2860_TXDESC_SDL0_LASTSEG
);
3983 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
3984 "%s: sending MGMT frame: qid=%d, hdrsize=%d, hdrspace=%d, len=%d, "
3985 "stbc=%d, shortgi=%d, mcs=%d, DMA len=%d, ndmasegs=%d, DMA ds_len=%d/%d/%d/%d/%d\n",
3986 device_get_nameunit(sc
->dev
),
3987 qid
, hdrsize
, hdrspace
, m
->m_pkthdr
.len
+ hdrsize
,
3988 stbc
, shortgi
, mcs
, dmalen
, ndmasegs
,
3989 (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
);
3991 bus_dmamap_sync(ring
->seg0_dma_tag
, ring
->seg0_dma_map
,
3992 BUS_DMASYNC_PREWRITE
);
3993 bus_dmamap_sync(ring
->data_dma_tag
, data
->dma_map
,
3994 BUS_DMASYNC_PREWRITE
);
3995 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
3996 BUS_DMASYNC_PREWRITE
);
3998 ring
->desc_queued
++;
3999 ring
->desc_cur
= (ring
->desc_cur
+ 1) % RT2860_SOFTC_TX_RING_DESC_COUNT
;
4001 ring
->data_queued
++;
4002 ring
->data_cur
= (ring
->data_cur
+ 1) % RT2860_SOFTC_TX_RING_DATA_COUNT
;
4006 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_CTX_IDX(qid
), ring
->desc_cur
);
4014 static int rt2860_tx_data(struct rt2860_softc
*sc
,
4015 struct mbuf
*m
, struct ieee80211_node
*ni
, int qid
)
4018 struct ieee80211com
*ic
;
4019 struct ieee80211vap
*vap
;
4020 const struct ieee80211_txparam
*tp
;
4021 struct rt2860_softc_node
*rni
;
4022 struct rt2860_softc_tx_ring
*ring
;
4023 struct rt2860_softc_tx_data
*data
;
4024 struct rt2860_txdesc
*desc
;
4025 struct rt2860_txwi
*txwi
;
4026 struct ieee80211_frame
*wh
;
4027 struct ieee80211_tx_ampdu
*tx_ampdu
;
4028 ieee80211_seq seqno
;
4029 struct rt2860_softc_tx_radiotap_header
*tap
;
4030 bus_dma_segment_t dma_seg
[RT2860_SOFTC_MAX_SCATTER
];
4031 u_int hdrsize
, hdrspace
;
4032 uint8_t type
, rate
, bw
, stbc
, shortgi
, mcs
, pid
, wcid
, mpdu_density
, bawin_size
, qsel
;
4033 uint16_t qos
, len
, dmalen
, mpdu_len
, dur
;
4034 int error
, hasqos
, ac
, tid
, ampdu
, ndmasegs
, ndescs
, i
, j
;
4036 KASSERT(qid
>= 0 && qid
< RT2860_SOFTC_TX_RING_COUNT
,
4037 ("%s: Tx data: invalid qid=%d\n",
4038 device_get_nameunit(sc
->dev
), qid
));
4043 rni
= (struct rt2860_softc_node
*) ni
;
4044 tp
= ni
->ni_txparms
;
4046 ring
= &sc
->tx_ring
[qid
];
4047 desc
= &ring
->desc
[ring
->desc_cur
];
4048 data
= &ring
->data
[ring
->data_cur
];
4049 txwi
= (struct rt2860_txwi
*) (ring
->seg0
+ ring
->data_cur
* RT2860_TX_DATA_SEG0_SIZE
);
4051 wh
= mtod(m
, struct ieee80211_frame
*);
4053 type
= wh
->i_fc
[0] & IEEE80211_FC0_TYPE_MASK
;
4055 hasqos
= IEEE80211_QOS_HAS_SEQ(wh
);
4058 if (IEEE80211_HAS_ADDR4(wh
))
4059 qos
= le16toh(*(const uint16_t *)
4060 (((struct ieee80211_qosframe_addr4
*) wh
)->i_qos
));
4062 qos
= le16toh(*(const uint16_t *)
4063 (((struct ieee80211_qosframe
*) wh
)->i_qos
));
4070 if (IEEE80211_IS_MULTICAST(wh
->i_addr1
))
4071 rate
= tp
->mcastrate
;
4072 else if (m
->m_flags
& M_EAPOL
)
4073 rate
= tp
->mgmtrate
;
4074 else if (tp
->ucastrate
!= IEEE80211_FIXED_RATE_NONE
)
4075 rate
= tp
->ucastrate
;
4077 rate
= ni
->ni_txrate
;
4079 rate
&= IEEE80211_RATE_VAL
;
4081 /* fill Tx wireless info */
4083 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
4086 mcs
= rt2860_rate2mcs(rate
);
4090 wcid
= (type
== IEEE80211_FC0_TYPE_DATA
) ?
4091 RT2860_AID2WCID(ni
->ni_associd
) : 0xff;
4093 /* calculate MPDU length without padding */
4095 hdrsize
= ieee80211_hdrsize(wh
);
4096 hdrspace
= ieee80211_hdrspace(ic
, wh
);
4097 mpdu_len
= m
->m_pkthdr
.len
- hdrspace
+ hdrsize
;
4099 memset(txwi
, 0, sizeof(struct rt2860_txwi
));
4103 txwi
->pid_mpdu_len
= ((htole16(pid
) & RT2860_TXWI_PID_MASK
) <<
4104 RT2860_TXWI_PID_SHIFT
) | ((htole16(mpdu_len
) & RT2860_TXWI_MPDU_LEN_MASK
) <<
4105 RT2860_TXWI_MPDU_LEN_SHIFT
);
4107 stbc
= (ni
->ni_htcap
& IEEE80211_HTCAP_RXSTBC
) ? 1 : 0;
4109 shortgi
= (vap
->iv_flags_ht
& (IEEE80211_FHT_SHORTGI20
| IEEE80211_FHT_SHORTGI40
)) &&
4110 (ni
->ni_flags
& IEEE80211_NODE_HT
) && (ni
->ni_flags
& (IEEE80211_NODE_SGI20
| IEEE80211_NODE_SGI40
));
4112 txwi
->phymode_ifs_stbc_shortgi
|=
4113 ((stbc
& RT2860_TXWI_STBC_MASK
) << RT2860_TXWI_STBC_SHIFT
) |
4114 ((shortgi
& RT2860_TXWI_SHORTGI_MASK
) << RT2860_TXWI_SHORTGI_SHIFT
);
4116 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
4118 txwi
->phymode_ifs_stbc_shortgi
|=
4119 (RT2860_TXWI_PHYMODE_HT_MIXED
<< RT2860_TXWI_PHYMODE_SHIFT
);
4123 if (ieee80211_rate2phytype(ic
->ic_rt
, rate
) != IEEE80211_T_OFDM
)
4125 txwi
->phymode_ifs_stbc_shortgi
|=
4126 (RT2860_TXWI_PHYMODE_CCK
<< RT2860_TXWI_PHYMODE_SHIFT
);
4128 if (rate
!= 2 && (ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
))
4129 mcs
|= RT2860_TXWI_MCS_SHOTPRE
;
4133 txwi
->phymode_ifs_stbc_shortgi
|=
4134 (RT2860_TXWI_PHYMODE_OFDM
<< RT2860_TXWI_PHYMODE_SHIFT
);
4138 if ((ni
->ni_flags
& IEEE80211_NODE_HT
) && (ni
->ni_chw
== 40))
4139 bw
= RT2860_TXWI_BW_40
;
4141 bw
= RT2860_TXWI_BW_20
;
4143 txwi
->bw_mcs
= ((bw
& RT2860_TXWI_BW_MASK
) << RT2860_TXWI_BW_SHIFT
) |
4144 ((mcs
& RT2860_TXWI_MCS_MASK
) << RT2860_TXWI_MCS_SHIFT
);
4146 txwi
->txop
= (RT2860_TXWI_TXOP_HT
<< RT2860_TXWI_TXOP_SHIFT
);
4148 if (!IEEE80211_IS_MULTICAST(wh
->i_addr1
) &&
4149 (!hasqos
|| (qos
& IEEE80211_QOS_ACKPOLICY
) != IEEE80211_QOS_ACKPOLICY_NOACK
))
4151 txwi
->bawin_size_xflags
|=
4152 (RT2860_TXWI_XFLAGS_ACK
<< RT2860_TXWI_XFLAGS_SHIFT
);
4154 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
4156 /* preamble + plcp + signal extension + SIFS */
4158 dur
= 16 + 4 + 6 + 10;
4162 dur
= ieee80211_ack_duration(ic
->ic_rt
, rate
,
4163 ic
->ic_flags
& IEEE80211_F_SHPREAMBLE
);
4166 *(uint16_t *) wh
->i_dur
= htole16(dur
);
4169 /* check for A-MPDU */
4171 if (m
->m_flags
& M_AMPDU_MPDU
)
4173 ac
= M_WME_GETAC(m
);
4174 tid
= WME_AC_TO_TID(ac
);
4175 tx_ampdu
= &ni
->ni_tx_ampdu
[ac
];
4177 mpdu_density
= RT2860_MS(ni
->ni_htparam
, IEEE80211_HTCAP_MPDUDENSITY
);
4178 bawin_size
= tx_ampdu
->txa_wnd
;
4180 txwi
->mpdu_density_flags
|=
4181 ((mpdu_density
& RT2860_TXWI_MPDU_DENSITY_MASK
) << RT2860_TXWI_MPDU_DENSITY_SHIFT
) |
4182 (RT2860_TXWI_FLAGS_AMPDU
<< RT2860_TXWI_FLAGS_SHIFT
);
4184 txwi
->bawin_size_xflags
|=
4185 ((bawin_size
& RT2860_TXWI_BAWIN_SIZE_MASK
) << RT2860_TXWI_BAWIN_SIZE_SHIFT
);
4187 seqno
= ni
->ni_txseqs
[tid
]++;
4189 *(uint16_t *) &wh
->i_seq
[0] = htole16(seqno
<< IEEE80211_SEQ_SEQ_SHIFT
);
4198 /* ask MAC to insert timestamp into probe responses */
4200 if ((wh
->i_fc
[0] & (IEEE80211_FC0_TYPE_MASK
| IEEE80211_FC0_SUBTYPE_MASK
)) ==
4201 (IEEE80211_FC0_TYPE_MGT
| IEEE80211_FC0_SUBTYPE_PROBE_RESP
))
4202 txwi
->mpdu_density_flags
|=
4203 (RT2860_TXWI_FLAGS_TS
<< RT2860_TXWI_FLAGS_SHIFT
);
4205 if (ieee80211_radiotap_active_vap(vap
))
4209 tap
->flags
= IEEE80211_RADIOTAP_F_DATAPAD
;
4210 tap
->chan_flags
= htole32(ic
->ic_curchan
->ic_flags
);
4211 tap
->chan_freq
= htole16(ic
->ic_curchan
->ic_freq
);
4212 tap
->chan_ieee
= ic
->ic_curchan
->ic_ieee
;
4213 tap
->chan_maxpow
= 0;
4215 if (ni
->ni_flags
& IEEE80211_NODE_HT
)
4216 tap
->rate
= mcs
| IEEE80211_RATE_MCS
;
4220 if (mcs
& RT2860_TXWI_MCS_SHOTPRE
)
4221 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTPRE
;
4224 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTGI
;
4226 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
4227 tap
->flags
|= IEEE80211_RADIOTAP_F_WEP
;
4229 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
4231 wh
->i_fc
[1] &= ~IEEE80211_FC1_WEP
;
4233 ieee80211_radiotap_tx(vap
, m
);
4235 wh
->i_fc
[1] |= IEEE80211_FC1_WEP
;
4239 ieee80211_radiotap_tx(vap
, m
);
4243 /* copy and trim 802.11 header */
4245 m_copydata(m
, 0, hdrsize
, (caddr_t
) (txwi
+ 1));
4248 error
= bus_dmamap_load_mbuf_sg(ring
->data_dma_tag
, data
->dma_map
, m
,
4249 dma_seg
, &ndmasegs
, 0);
4252 /* too many fragments, linearize */
4254 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
4255 "%s: could not load mbuf DMA map, trying to linearize mbuf: ndmasegs=%d, len=%d, error=%d\n",
4256 device_get_nameunit(sc
->dev
), ndmasegs
, m
->m_pkthdr
.len
, error
);
4258 m
= m_defrag(m
, M_DONTWAIT
);
4262 sc
->tx_defrag_packets
++;
4264 error
= bus_dmamap_load_mbuf_sg(ring
->data_dma_tag
, data
->dma_map
, m
,
4265 dma_seg
, &ndmasegs
, 0);
4268 printf("%s: could not load mbuf DMA map: ndmasegs=%d, len=%d, error=%d\n",
4269 device_get_nameunit(sc
->dev
), ndmasegs
, m
->m_pkthdr
.len
, error
);
4275 if (m
->m_pkthdr
.len
== 0)
4278 /* determine how many Tx descs are required */
4280 ndescs
= 1 + ndmasegs
/ 2;
4281 if ((ring
->desc_queued
+ ndescs
) > (RT2860_SOFTC_TX_RING_DESC_COUNT
- 2))
4283 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
4284 "%s: there are not enough Tx descs\n",
4285 device_get_nameunit(sc
->dev
));
4287 sc
->no_tx_desc_avail
++;
4289 bus_dmamap_unload(ring
->data_dma_tag
, data
->dma_map
);
4297 /* set up Tx descs */
4299 /* first segment is Tx wireless info and 802.11 header */
4301 len
= sizeof(struct rt2860_txwi
) + hdrsize
;
4303 /* align end on a 4-bytes boundary */
4305 dmalen
= (len
+ 3) & ~ 3;
4307 memset((caddr_t
) txwi
+ len
, 0, dmalen
- len
);
4309 qsel
= RT2860_TXDESC_QSEL_EDCA
;
4311 desc
->sdp0
= htole32(ring
->seg0_phys_addr
+ ring
->data_cur
* RT2860_TX_DATA_SEG0_SIZE
);
4312 desc
->sdl0
= htole16(dmalen
);
4313 desc
->qsel_flags
= (qsel
<< RT2860_TXDESC_QSEL_SHIFT
);
4315 /* set up payload segments */
4317 for (i
= ndmasegs
, j
= 0; i
>= 2; i
-= 2)
4319 desc
->sdp1
= htole32(dma_seg
[j
].ds_addr
);
4320 desc
->sdl1
= htole16(dma_seg
[j
].ds_len
);
4322 ring
->desc_queued
++;
4323 ring
->desc_cur
= (ring
->desc_cur
+ 1) % RT2860_SOFTC_TX_RING_DESC_COUNT
;
4327 desc
= &ring
->desc
[ring
->desc_cur
];
4329 desc
->sdp0
= htole32(dma_seg
[j
].ds_addr
);
4330 desc
->sdl0
= htole16(dma_seg
[j
].ds_len
);
4331 desc
->qsel_flags
= (qsel
<< RT2860_TXDESC_QSEL_SHIFT
);
4336 /* finalize last payload segment */
4340 desc
->sdp1
= htole32(dma_seg
[j
].ds_addr
);
4341 desc
->sdl1
= htole16(dma_seg
[j
].ds_len
| RT2860_TXDESC_SDL1_LASTSEG
);
4345 desc
->sdl0
|= htole16(RT2860_TXDESC_SDL0_LASTSEG
);
4349 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
4350 "%s: sending data: qid=%d, hdrsize=%d, hdrspace=%d, len=%d, "
4351 "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",
4352 device_get_nameunit(sc
->dev
),
4353 qid
, hdrsize
, hdrspace
, m
->m_pkthdr
.len
+ hdrsize
,
4354 bw
, stbc
, shortgi
, mcs
, wcid
, ampdu
, dmalen
, ndmasegs
,
4355 (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
);
4357 bus_dmamap_sync(ring
->seg0_dma_tag
, ring
->seg0_dma_map
,
4358 BUS_DMASYNC_PREWRITE
);
4359 bus_dmamap_sync(ring
->data_dma_tag
, data
->dma_map
,
4360 BUS_DMASYNC_PREWRITE
);
4361 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
4362 BUS_DMASYNC_PREWRITE
);
4364 ring
->desc_queued
++;
4365 ring
->desc_cur
= (ring
->desc_cur
+ 1) % RT2860_SOFTC_TX_RING_DESC_COUNT
;
4367 ring
->data_queued
++;
4368 ring
->data_cur
= (ring
->data_cur
+ 1) % RT2860_SOFTC_TX_RING_DATA_COUNT
;
4372 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_CTX_IDX(qid
), ring
->desc_cur
);
4380 static int rt2860_tx_raw(struct rt2860_softc
*sc
,
4381 struct mbuf
*m
, struct ieee80211_node
*ni
,
4382 const struct ieee80211_bpf_params
*params
)
4384 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
4386 device_get_nameunit(sc
->dev
));
4394 static void rt2860_intr(void *arg
)
4396 struct rt2860_softc
*sc
;
4403 /* acknowledge interrupts */
4405 status
= rt2860_io_mac_read(sc
, RT2860_REG_SCHDMA_INT_STATUS
);
4406 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_INT_STATUS
, status
);
4408 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4409 "%s: interrupt: status = 0x%08x\n",
4410 device_get_nameunit(sc
->dev
), status
);
4412 if (status
== 0xffffffff || /* device likely went away */
4413 status
== 0) /* not for us */
4418 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
4421 if (status
& RT2860_REG_INT_TX_COHERENT
)
4422 rt2860_tx_coherent_intr(sc
);
4424 if (status
& RT2860_REG_INT_RX_COHERENT
)
4425 rt2860_rx_coherent_intr(sc
);
4427 if (status
& RT2860_REG_INT_TXRX_COHERENT
)
4428 rt2860_txrx_coherent_intr(sc
);
4430 if (status
& RT2860_REG_INT_FIFO_STA_FULL
)
4431 rt2860_fifo_sta_full_intr(sc
);
4433 if (status
& RT2860_REG_INT_TX_MGMT_DONE
)
4434 rt2860_tx_intr(sc
, 5);
4436 if (status
& RT2860_REG_INT_RX_DONE
)
4439 if (status
& RT2860_REG_INT_RX_DELAY_DONE
)
4440 rt2860_rx_delay_intr(sc
);
4442 if (status
& RT2860_REG_INT_TX_HCCA_DONE
)
4443 rt2860_tx_intr(sc
, 4);
4445 if (status
& RT2860_REG_INT_TX_AC3_DONE
)
4446 rt2860_tx_intr(sc
, 3);
4448 if (status
& RT2860_REG_INT_TX_AC2_DONE
)
4449 rt2860_tx_intr(sc
, 2);
4451 if (status
& RT2860_REG_INT_TX_AC1_DONE
)
4452 rt2860_tx_intr(sc
, 1);
4454 if (status
& RT2860_REG_INT_TX_AC0_DONE
)
4455 rt2860_tx_intr(sc
, 0);
4457 if (status
& RT2860_REG_INT_TX_DELAY_DONE
)
4458 rt2860_tx_delay_intr(sc
);
4460 if (status
& RT2860_REG_INT_PRE_TBTT
)
4461 rt2860_pre_tbtt_intr(sc
);
4463 if (status
& RT2860_REG_INT_TBTT
)
4464 rt2860_tbtt_intr(sc
);
4466 if (status
& RT2860_REG_INT_MCU_CMD
)
4467 rt2860_mcu_cmd_intr(sc
);
4469 if (status
& RT2860_REG_INT_AUTO_WAKEUP
)
4470 rt2860_auto_wakeup_intr(sc
);
4472 if (status
& RT2860_REG_INT_GP_TIMER
)
4473 rt2860_gp_timer_intr(sc
);
4477 * rt2860_tx_coherent_intr
4479 static void rt2860_tx_coherent_intr(struct rt2860_softc
*sc
)
4484 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4485 "%s: Tx coherent interrupt\n",
4486 device_get_nameunit(sc
->dev
));
4488 sc
->tx_coherent_interrupts
++;
4490 /* restart DMA engine */
4492 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
);
4494 tmp
&= ~(RT2860_REG_TX_WB_DDONE
|
4495 RT2860_REG_RX_DMA_ENABLE
|
4496 RT2860_REG_TX_DMA_ENABLE
);
4498 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
, tmp
);
4500 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
4502 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
4503 rt2860_reset_tx_ring(sc
, &sc
->tx_ring
[i
]);
4505 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
4507 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_BASE_PTR(i
),
4508 sc
->tx_ring
[i
].desc_phys_addr
);
4509 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_MAX_CNT(i
),
4510 RT2860_SOFTC_TX_RING_DESC_COUNT
);
4511 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_CTX_IDX(i
), 0);
4516 rt2860_reset_rx_ring(sc
, &sc
->rx_ring
);
4518 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_BASE_PTR
,
4519 sc
->rx_ring
.desc_phys_addr
);
4520 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_MAX_CNT
,
4521 RT2860_SOFTC_RX_RING_DATA_COUNT
);
4522 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_CALC_IDX
,
4523 RT2860_SOFTC_RX_RING_DATA_COUNT
- 1);
4525 rt2860_txrx_enable(sc
);
4529 * rt2860_rx_coherent_intr
4531 static void rt2860_rx_coherent_intr(struct rt2860_softc
*sc
)
4536 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4537 "%s: Rx coherent interrupt\n",
4538 device_get_nameunit(sc
->dev
));
4540 sc
->rx_coherent_interrupts
++;
4542 /* restart DMA engine */
4544 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
);
4546 tmp
&= ~(RT2860_REG_TX_WB_DDONE
|
4547 RT2860_REG_RX_DMA_ENABLE
|
4548 RT2860_REG_TX_DMA_ENABLE
);
4550 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
, tmp
);
4552 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
4554 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
4555 rt2860_reset_tx_ring(sc
, &sc
->tx_ring
[i
]);
4557 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
4559 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_BASE_PTR(i
),
4560 sc
->tx_ring
[i
].desc_phys_addr
);
4561 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_MAX_CNT(i
),
4562 RT2860_SOFTC_TX_RING_DESC_COUNT
);
4563 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_CTX_IDX(i
), 0);
4568 rt2860_reset_rx_ring(sc
, &sc
->rx_ring
);
4570 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_BASE_PTR
,
4571 sc
->rx_ring
.desc_phys_addr
);
4572 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_MAX_CNT
,
4573 RT2860_SOFTC_RX_RING_DATA_COUNT
);
4574 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_CALC_IDX
,
4575 RT2860_SOFTC_RX_RING_DATA_COUNT
- 1);
4577 rt2860_txrx_enable(sc
);
4581 * rt2860_txrx_coherent_intr
4583 static void rt2860_txrx_coherent_intr(struct rt2860_softc
*sc
)
4588 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4589 "%s: Tx/Rx coherent interrupt\n",
4590 device_get_nameunit(sc
->dev
));
4592 sc
->txrx_coherent_interrupts
++;
4594 /* restart DMA engine */
4596 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
);
4598 tmp
&= ~(RT2860_REG_TX_WB_DDONE
|
4599 RT2860_REG_RX_DMA_ENABLE
|
4600 RT2860_REG_TX_DMA_ENABLE
);
4602 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
, tmp
);
4604 /* init Tx rings (4 EDCAs + HCCA + MGMT) */
4606 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
4607 rt2860_reset_tx_ring(sc
, &sc
->tx_ring
[i
]);
4609 for (i
= 0; i
< RT2860_SOFTC_TX_RING_COUNT
; i
++)
4611 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_BASE_PTR(i
),
4612 sc
->tx_ring
[i
].desc_phys_addr
);
4613 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_MAX_CNT(i
),
4614 RT2860_SOFTC_TX_RING_DESC_COUNT
);
4615 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_TX_CTX_IDX(i
), 0);
4620 rt2860_reset_rx_ring(sc
, &sc
->rx_ring
);
4622 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_BASE_PTR
,
4623 sc
->rx_ring
.desc_phys_addr
);
4624 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_MAX_CNT
,
4625 RT2860_SOFTC_RX_RING_DATA_COUNT
);
4626 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_CALC_IDX
,
4627 RT2860_SOFTC_RX_RING_DATA_COUNT
- 1);
4629 rt2860_txrx_enable(sc
);
4633 * rt2860_fifo_sta_full_intr
4635 static void rt2860_fifo_sta_full_intr(struct rt2860_softc
*sc
)
4637 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4638 "%s: FIFO statistic full interrupt\n",
4639 device_get_nameunit(sc
->dev
));
4641 sc
->fifo_sta_full_interrupts
++;
4643 RT2860_SOFTC_LOCK(sc
);
4645 if (!(sc
->intr_disable_mask
& RT2860_REG_INT_FIFO_STA_FULL
))
4647 rt2860_intr_disable(sc
, RT2860_REG_INT_FIFO_STA_FULL
);
4649 taskqueue_enqueue(sc
->taskqueue
, &sc
->fifo_sta_full_task
);
4652 sc
->intr_pending_mask
|= RT2860_REG_INT_FIFO_STA_FULL
;
4654 RT2860_SOFTC_UNLOCK(sc
);
4660 static void rt2860_rx_intr(struct rt2860_softc
*sc
)
4662 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4663 "%s: Rx interrupt\n",
4664 device_get_nameunit(sc
->dev
));
4666 sc
->rx_interrupts
++;
4668 RT2860_SOFTC_LOCK(sc
);
4670 if (!(sc
->intr_disable_mask
& RT2860_REG_INT_RX_DONE
))
4672 rt2860_intr_disable(sc
, RT2860_REG_INT_RX_DONE
);
4674 taskqueue_enqueue(sc
->taskqueue
, &sc
->rx_done_task
);
4677 sc
->intr_pending_mask
|= RT2860_REG_INT_RX_DONE
;
4679 RT2860_SOFTC_UNLOCK(sc
);
4683 * rt2860_rx_delay_intr
4685 static void rt2860_rx_delay_intr(struct rt2860_softc
*sc
)
4687 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4688 "%s: Rx delay interrupt\n",
4689 device_get_nameunit(sc
->dev
));
4691 sc
->rx_delay_interrupts
++;
4697 static void rt2860_tx_intr(struct rt2860_softc
*sc
, int qid
)
4699 KASSERT(qid
>= 0 && qid
< RT2860_SOFTC_TX_RING_COUNT
,
4700 ("%s: Tx interrupt: invalid qid=%d\n",
4701 device_get_nameunit(sc
->dev
), qid
));
4703 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4704 "%s: Tx interrupt: qid=%d\n",
4705 device_get_nameunit(sc
->dev
), qid
);
4707 sc
->tx_interrupts
[qid
]++;
4709 RT2860_SOFTC_LOCK(sc
);
4711 if (!(sc
->intr_disable_mask
& (RT2860_REG_INT_TX_AC0_DONE
<< qid
)))
4713 rt2860_intr_disable(sc
, (RT2860_REG_INT_TX_AC0_DONE
<< qid
));
4715 taskqueue_enqueue(sc
->taskqueue
, &sc
->tx_done_task
);
4718 sc
->intr_pending_mask
|= (RT2860_REG_INT_TX_AC0_DONE
<< qid
);
4720 RT2860_SOFTC_UNLOCK(sc
);
4724 * rt2860_tx_delay_intr
4726 static void rt2860_tx_delay_intr(struct rt2860_softc
*sc
)
4728 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4729 "%s: Tx delay interrupt\n",
4730 device_get_nameunit(sc
->dev
));
4732 sc
->tx_delay_interrupts
++;
4736 * rt2860_pre_tbtt_intr
4738 static void rt2860_pre_tbtt_intr(struct rt2860_softc
*sc
)
4740 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4741 "%s: Pre-TBTT interrupt\n",
4742 device_get_nameunit(sc
->dev
));
4744 sc
->pre_tbtt_interrupts
++;
4750 static void rt2860_tbtt_intr(struct rt2860_softc
*sc
)
4752 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4753 "%s: TBTT interrupt\n",
4754 device_get_nameunit(sc
->dev
));
4756 sc
->tbtt_interrupts
++;
4760 * rt2860_mcu_cmd_intr
4762 static void rt2860_mcu_cmd_intr(struct rt2860_softc
*sc
)
4764 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4765 "%s: MCU command interrupt\n",
4766 device_get_nameunit(sc
->dev
));
4768 sc
->mcu_cmd_interrupts
++;
4772 * rt2860_auto_wakeup_intr
4774 static void rt2860_auto_wakeup_intr(struct rt2860_softc
*sc
)
4776 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4777 "%s: auto wakeup interrupt\n",
4778 device_get_nameunit(sc
->dev
));
4780 sc
->auto_wakeup_interrupts
++;
4784 * rt2860_gp_timer_intr
4786 static void rt2860_gp_timer_intr(struct rt2860_softc
*sc
)
4788 RT2860_DPRINTF(sc
, RT2860_DEBUG_INTR
,
4789 "%s: GP timer interrupt\n",
4790 device_get_nameunit(sc
->dev
));
4792 sc
->gp_timer_interrupts
++;
4796 * rt2860_rx_done_task
4798 static void rt2860_rx_done_task(void *context
, int pending
)
4800 struct rt2860_softc
*sc
;
4807 RT2860_DPRINTF(sc
, RT2860_DEBUG_RX
,
4808 "%s: Rx done task\n",
4809 device_get_nameunit(sc
->dev
));
4811 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
4814 sc
->intr_pending_mask
&= ~RT2860_REG_INT_RX_DONE
;
4816 again
= rt2860_rx_eof(sc
, sc
->rx_process_limit
);
4818 RT2860_SOFTC_LOCK(sc
);
4820 if ((sc
->intr_pending_mask
& RT2860_REG_INT_RX_DONE
) || again
)
4822 RT2860_DPRINTF(sc
, RT2860_DEBUG_RX
,
4823 "%s: Rx done task: scheduling again\n",
4824 device_get_nameunit(sc
->dev
));
4826 taskqueue_enqueue(sc
->taskqueue
, &sc
->rx_done_task
);
4830 rt2860_intr_enable(sc
, RT2860_REG_INT_RX_DONE
);
4833 RT2860_SOFTC_UNLOCK(sc
);
4837 * rt2860_tx_done_task
4839 static void rt2860_tx_done_task(void *context
, int pending
)
4841 struct rt2860_softc
*sc
;
4849 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
4850 "%s: Tx done task\n",
4851 device_get_nameunit(sc
->dev
));
4853 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
4856 for (i
= RT2860_SOFTC_TX_RING_COUNT
- 1; i
>= 0; i
--)
4858 if (sc
->intr_pending_mask
& (RT2860_REG_INT_TX_AC0_DONE
<< i
))
4860 sc
->intr_pending_mask
&= ~(RT2860_REG_INT_TX_AC0_DONE
<< i
);
4862 rt2860_tx_eof(sc
, &sc
->tx_ring
[i
]);
4868 ifp
->if_drv_flags
&= ~IFF_DRV_OACTIVE
;
4870 intr_mask
= (RT2860_REG_INT_TX_MGMT_DONE
|
4871 RT2860_REG_INT_TX_HCCA_DONE
|
4872 RT2860_REG_INT_TX_AC3_DONE
|
4873 RT2860_REG_INT_TX_AC2_DONE
|
4874 RT2860_REG_INT_TX_AC1_DONE
|
4875 RT2860_REG_INT_TX_AC0_DONE
);
4877 RT2860_SOFTC_LOCK(sc
);
4879 rt2860_intr_enable(sc
, ~sc
->intr_pending_mask
&
4880 (sc
->intr_disable_mask
& intr_mask
));
4882 if (sc
->intr_pending_mask
& intr_mask
)
4884 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
4885 "%s: Tx done task: scheduling again\n",
4886 device_get_nameunit(sc
->dev
));
4888 taskqueue_enqueue(sc
->taskqueue
, &sc
->tx_done_task
);
4891 RT2860_SOFTC_UNLOCK(sc
);
4895 * rt2860_fifo_sta_full_task
4897 static void rt2860_fifo_sta_full_task(void *context
, int pending
)
4899 struct rt2860_softc
*sc
;
4905 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATS
,
4906 "%s: FIFO statistic full task\n",
4907 device_get_nameunit(sc
->dev
));
4909 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
4912 sc
->intr_pending_mask
&= ~RT2860_REG_INT_FIFO_STA_FULL
;
4914 rt2860_drain_fifo_stats(sc
);
4916 RT2860_SOFTC_LOCK(sc
);
4918 if (sc
->intr_pending_mask
& RT2860_REG_INT_FIFO_STA_FULL
)
4920 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATS
,
4921 "%s: FIFO statistic full task: scheduling again\n",
4922 device_get_nameunit(sc
->dev
));
4924 taskqueue_enqueue(sc
->taskqueue
, &sc
->fifo_sta_full_task
);
4928 rt2860_intr_enable(sc
, RT2860_REG_INT_FIFO_STA_FULL
);
4931 RT2860_SOFTC_UNLOCK(sc
);
4935 * rt2860_periodic_task
4937 static void rt2860_periodic_task(void *context
, int pending
)
4939 struct rt2860_softc
*sc
;
4941 struct ieee80211com
*ic
;
4942 struct ieee80211vap
*vap
;
4947 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
4949 RT2860_DPRINTF(sc
, RT2860_DEBUG_PERIODIC
,
4950 "%s: periodic task: round=%lu\n",
4951 device_get_nameunit(sc
->dev
), sc
->periodic_round
);
4953 if (!(ifp
->if_drv_flags
& IFF_DRV_RUNNING
))
4956 RT2860_SOFTC_LOCK(sc
);
4958 sc
->periodic_round
++;
4960 rt2860_update_stats(sc
);
4962 if ((sc
->periodic_round
% 10) == 0)
4964 rt2860_bbp_tuning(sc
);
4966 rt2860_update_raw_counters(sc
);
4968 rt2860_watchdog(sc
);
4970 if (vap
!= NULL
&& vap
->iv_opmode
!= IEEE80211_M_MONITOR
&& vap
->iv_state
== IEEE80211_S_RUN
)
4972 if (vap
->iv_opmode
== IEEE80211_M_STA
)
4973 rt2860_amrr_update_iter_func(vap
, vap
->iv_bss
);
4975 ieee80211_iterate_nodes(&ic
->ic_sta
, rt2860_amrr_update_iter_func
, vap
);
4979 RT2860_SOFTC_UNLOCK(sc
);
4981 callout_reset(&sc
->periodic_ch
, hz
/ 10, rt2860_periodic
, sc
);
4987 static int rt2860_rx_eof(struct rt2860_softc
*sc
, int limit
)
4990 struct ieee80211com
*ic
;
4991 struct ieee80211_frame
*wh
;
4992 struct ieee80211_node
*ni
;
4993 struct rt2860_softc_node
*rni
;
4994 struct rt2860_softc_rx_radiotap_header
*tap
;
4995 struct rt2860_softc_rx_ring
*ring
;
4996 struct rt2860_rxdesc
*desc
;
4997 struct rt2860_softc_rx_data
*data
;
4998 struct rt2860_rxwi
*rxwi
;
4999 struct mbuf
*m
, *mnew
;
5000 bus_dma_segment_t segs
[1];
5001 bus_dmamap_t dma_map
;
5002 uint32_t index
, desc_flags
;
5003 uint8_t cipher_err
, rssi
, ant
, phymode
, bw
, shortgi
, mcs
;
5005 int error
, nsegs
, len
, ampdu
, amsdu
, rssi_dbm_rel
, nframes
, i
;
5009 ring
= &sc
->rx_ring
;
5015 index
= rt2860_io_mac_read(sc
, RT2860_REG_SCHDMA_RX_DRX_IDX
);
5016 if (ring
->cur
== index
)
5019 desc
= &ring
->desc
[ring
->cur
];
5020 desc_flags
= le32toh(desc
->flags
);
5021 data
= &ring
->data
[ring
->cur
];
5023 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
5024 BUS_DMASYNC_POSTREAD
| BUS_DMASYNC_POSTWRITE
);
5026 if (!(desc
->sdl0
& htole16(RT2860_RXDESC_SDL0_DDONE
)))
5031 mnew
= m_getjcl(M_DONTWAIT
, MT_DATA
, M_PKTHDR
, MJUMPAGESIZE
);
5034 sc
->rx_mbuf_alloc_errors
++;
5039 mnew
->m_len
= mnew
->m_pkthdr
.len
= MJUMPAGESIZE
;
5041 error
= bus_dmamap_load_mbuf_sg(ring
->data_dma_tag
, ring
->spare_dma_map
,
5042 mnew
, segs
, &nsegs
, BUS_DMA_NOWAIT
);
5045 RT2860_DPRINTF(sc
, RT2860_DEBUG_RX
,
5046 "%s: could not load Rx mbuf DMA map: error=%d, nsegs=%d\n",
5047 device_get_nameunit(sc
->dev
), error
, nsegs
);
5051 sc
->rx_mbuf_dmamap_errors
++;
5057 KASSERT(nsegs
== 1, ("%s: too many DMA segments",
5058 device_get_nameunit(sc
->dev
)));
5060 bus_dmamap_sync(ring
->data_dma_tag
, data
->dma_map
,
5061 BUS_DMASYNC_POSTREAD
);
5062 bus_dmamap_unload(ring
->data_dma_tag
, data
->dma_map
);
5064 dma_map
= data
->dma_map
;
5065 data
->dma_map
= ring
->spare_dma_map
;
5066 ring
->spare_dma_map
= dma_map
;
5068 bus_dmamap_sync(ring
->data_dma_tag
, data
->dma_map
,
5069 BUS_DMASYNC_PREREAD
);
5074 desc
->sdp0
= htole32(segs
[0].ds_addr
);
5076 /* get Rx wireless info */
5078 rxwi
= mtod(m
, struct rt2860_rxwi
*);
5079 len
= (le16toh(rxwi
->tid_size
) >> RT2860_RXWI_SIZE_SHIFT
) &
5080 RT2860_RXWI_SIZE_MASK
;
5082 /* check for L2 padding between IEEE 802.11 frame header and body */
5084 if (desc_flags
& RT2860_RXDESC_FLAGS_L2PAD
)
5086 RT2860_DPRINTF(sc
, RT2860_DEBUG_RX
,
5087 "%s: L2 padding: len=%d\n",
5088 device_get_nameunit(sc
->dev
), len
);
5093 m
->m_pkthdr
.rcvif
= ifp
;
5094 m
->m_data
= (caddr_t
) (rxwi
+ 1);
5095 m
->m_pkthdr
.len
= m
->m_len
= len
;
5097 /* check for crc errors */
5099 if (desc_flags
& RT2860_RXDESC_FLAGS_CRC_ERR
)
5101 RT2860_DPRINTF(sc
, RT2860_DEBUG_RX
,
5102 "%s: rxdesc: crc error\n",
5103 device_get_nameunit(sc
->dev
));
5107 if (!(ifp
->if_flags
& IFF_PROMISC
))
5114 wh
= (struct ieee80211_frame
*) (rxwi
+ 1);
5116 /* check for cipher errors */
5118 if (desc_flags
& RT2860_RXDESC_FLAGS_DECRYPTED
)
5120 cipher_err
= ((desc_flags
>> RT2860_RXDESC_FLAGS_CIPHER_ERR_SHIFT
) &
5121 RT2860_RXDESC_FLAGS_CIPHER_ERR_MASK
);
5122 if (cipher_err
== RT2860_RXDESC_FLAGS_CIPHER_ERR_NONE
)
5124 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
5125 wh
->i_fc
[1] &= ~IEEE80211_FC1_WEP
;
5127 m
->m_flags
|= M_WEP
;
5131 RT2860_DPRINTF(sc
, RT2860_DEBUG_RX
,
5132 "%s: rxdesc: cipher error=0x%02x\n",
5133 device_get_nameunit(sc
->dev
), cipher_err
);
5137 if (!(ifp
->if_flags
& IFF_PROMISC
))
5146 if (wh
->i_fc
[1] & IEEE80211_FC1_WEP
)
5148 RT2860_DPRINTF(sc
, RT2860_DEBUG_RX
,
5149 "%s: rxdesc: not decrypted but protected flag set\n",
5150 device_get_nameunit(sc
->dev
));
5154 if (!(ifp
->if_flags
& IFF_PROMISC
))
5162 /* check for A-MPDU */
5164 if (desc_flags
& RT2860_RXDESC_FLAGS_AMPDU
)
5166 m
->m_flags
|= M_AMPDU
;
5177 /* check for A-MSDU */
5179 if (desc_flags
& RT2860_RXDESC_FLAGS_AMSDU
)
5190 ant
= rt2860_maxrssi_rxpath(sc
, rxwi
);
5191 rssi
= rxwi
->rssi
[ant
];
5192 rssi_dbm
= rt2860_rssi2dbm(sc
, rssi
, ant
);
5193 phymode
= ((rxwi
->phymode_stbc_shortgi
>> RT2860_RXWI_PHYMODE_SHIFT
) &
5194 RT2860_RXWI_PHYMODE_MASK
);
5195 bw
= ((rxwi
->bw_mcs
>> RT2860_RXWI_BW_SHIFT
) & RT2860_RXWI_BW_MASK
);
5196 shortgi
= ((rxwi
->phymode_stbc_shortgi
>> RT2860_RXWI_SHORTGI_SHIFT
) &
5197 RT2860_RXWI_SHORTGI_MASK
);
5198 mcs
= ((rxwi
->bw_mcs
>> RT2860_RXWI_MCS_SHIFT
) & RT2860_RXWI_MCS_MASK
);
5200 if (ieee80211_radiotap_active(ic
))
5204 tap
->flags
= (desc_flags
& RT2860_RXDESC_FLAGS_L2PAD
) ? IEEE80211_RADIOTAP_F_DATAPAD
: 0;
5205 tap
->dbm_antsignal
= rssi_dbm
;
5206 tap
->dbm_antnoise
= RT2860_NOISE_FLOOR
;
5208 tap
->antsignal
= rssi
;
5209 tap
->chan_flags
= htole32(ic
->ic_curchan
->ic_flags
);
5210 tap
->chan_freq
= htole16(ic
->ic_curchan
->ic_freq
);
5211 tap
->chan_ieee
= ic
->ic_curchan
->ic_ieee
;
5212 tap
->chan_maxpow
= 0;
5214 if (phymode
== RT2860_TXWI_PHYMODE_HT_MIXED
|| phymode
== RT2860_TXWI_PHYMODE_HT_GF
)
5215 tap
->rate
= mcs
| IEEE80211_RATE_MCS
;
5217 tap
->rate
= rt2860_rxrate(rxwi
);
5219 if (rxwi
->bw_mcs
& RT2860_RXWI_MCS_SHOTPRE
)
5220 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTPRE
;
5223 tap
->flags
|= IEEE80211_RADIOTAP_F_SHORTGI
;
5227 * net80211 assumes that RSSI data are in the range [-127..127] and
5228 * in .5 dBm units relative to the current noise floor
5231 rssi_dbm_rel
= (rssi_dbm
- RT2860_NOISE_FLOOR
) * 2;
5232 if (rssi_dbm_rel
> 127)
5235 RT2860_DPRINTF(sc
, RT2860_DEBUG_RX
,
5236 "%s: received frame: len=%d, phymode=%d, bw=%d, shortgi=%d, mcs=%d, "
5237 "ant=%d, rssi=%d/%d/%d, snr=%d/%d, wcid=0x%02x, ampdu=%d, amsdu=%d, "
5238 "rssi_dbm=%d, rssi_dbm_rel=%d\n",
5239 device_get_nameunit(sc
->dev
),
5240 len
, phymode
, bw
, shortgi
, mcs
,
5241 ant
, rxwi
->rssi
[0], rxwi
->rssi
[1], rxwi
->rssi
[2],
5242 rxwi
->snr
[0], rxwi
->snr
[1],
5243 rxwi
->wcid
, ampdu
, amsdu
, rssi_dbm
, rssi_dbm_rel
);
5245 ni
= ieee80211_find_rxnode(ic
, (struct ieee80211_frame_min
*) wh
);
5248 rni
= (struct rt2860_softc_node
*) ni
;
5250 for (i
= 0; i
< RT2860_SOFTC_RSSI_DBM_COUNT
; i
++)
5251 rni
->last_rssi_dbm
[i
] = rt2860_rssi2dbm(sc
, rxwi
->rssi
[i
], i
);
5253 ieee80211_input(ni
, m
, rssi_dbm_rel
, RT2860_NOISE_FLOOR
);
5254 ieee80211_free_node(ni
);
5258 ieee80211_input_all(ic
, m
, rssi_dbm_rel
, RT2860_NOISE_FLOOR
);
5263 desc
->sdl0
&= ~htole16(RT2860_RXDESC_SDL0_DDONE
);
5265 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
5266 BUS_DMASYNC_PREREAD
| BUS_DMASYNC_PREWRITE
);
5268 ring
->cur
= (ring
->cur
+ 1) % RT2860_SOFTC_RX_RING_DATA_COUNT
;
5274 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_CALC_IDX
,
5275 RT2860_SOFTC_RX_RING_DATA_COUNT
- 1);
5277 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_RX_CALC_IDX
,
5280 RT2860_DPRINTF(sc
, RT2860_DEBUG_RX
,
5281 "%s: Rx eof: nframes=%d\n",
5282 device_get_nameunit(sc
->dev
), nframes
);
5284 sc
->rx_packets
+= nframes
;
5286 return (limit
== 0);
5292 static void rt2860_tx_eof(struct rt2860_softc
*sc
,
5293 struct rt2860_softc_tx_ring
*ring
)
5296 struct rt2860_txdesc
*desc
;
5297 struct rt2860_softc_tx_data
*data
;
5299 int ndescs
, nframes
;
5308 index
= rt2860_io_mac_read(sc
, RT2860_REG_SCHDMA_TX_DTX_IDX(ring
->qid
));
5309 if (ring
->desc_next
== index
)
5314 rt2860_drain_fifo_stats(sc
);
5316 desc
= &ring
->desc
[ring
->desc_next
];
5318 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
5319 BUS_DMASYNC_POSTREAD
| BUS_DMASYNC_POSTWRITE
);
5321 if (desc
->sdl0
& htole16(RT2860_TXDESC_SDL0_LASTSEG
) ||
5322 desc
->sdl1
& htole16(RT2860_TXDESC_SDL1_LASTSEG
))
5326 data
= &ring
->data
[ring
->data_next
];
5328 if (data
->m
->m_flags
& M_TXCB
)
5329 ieee80211_process_callback(data
->ni
, data
->m
, 0);
5331 bus_dmamap_sync(ring
->data_dma_tag
, data
->dma_map
,
5332 BUS_DMASYNC_POSTWRITE
);
5333 bus_dmamap_unload(ring
->data_dma_tag
, data
->dma_map
);
5337 ieee80211_free_node(data
->ni
);
5344 RT2860_SOFTC_LOCK(sc
);
5346 ring
->data_queued
--;
5347 ring
->data_next
= (ring
->data_next
+ 1) % RT2860_SOFTC_TX_RING_DATA_COUNT
;
5349 RT2860_SOFTC_UNLOCK(sc
);
5352 desc
->sdl0
&= ~htole16(RT2860_TXDESC_SDL0_DDONE
);
5354 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
5355 BUS_DMASYNC_PREREAD
| BUS_DMASYNC_PREWRITE
);
5357 RT2860_SOFTC_LOCK(sc
);
5359 ring
->desc_queued
--;
5360 ring
->desc_next
= (ring
->desc_next
+ 1) % RT2860_SOFTC_TX_RING_DESC_COUNT
;
5362 RT2860_SOFTC_UNLOCK(sc
);
5365 RT2860_DPRINTF(sc
, RT2860_DEBUG_TX
,
5366 "%s: Tx eof: qid=%d, ndescs=%d, nframes=%d\n",
5367 device_get_nameunit(sc
->dev
), ring
->qid
, ndescs
, nframes
);
5371 * rt2860_update_stats
5373 static void rt2860_update_stats(struct rt2860_softc
*sc
)
5376 struct ieee80211com
*ic
;
5377 struct ieee80211vap
*vap
;
5378 struct ieee80211_node
*ni
;
5380 int beacons
, noretryok
, retryok
, failed
, underflows
, zerolen
;
5386 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
5388 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATS
,
5389 "%s: update statistic\n",
5390 device_get_nameunit(sc
->dev
));
5392 rt2860_drain_fifo_stats(sc
);
5394 /* read and clear Tx statistic registers */
5396 rt2860_io_mac_read_multi(sc
, RT2860_REG_TX_STA_CNT0
,
5397 stacnt
, sizeof(stacnt
));
5399 stacnt
[0] = le32toh(stacnt
[0]);
5400 stacnt
[1] = le32toh(stacnt
[1]);
5401 stacnt
[2] = le32toh(stacnt
[2]);
5403 beacons
= stacnt
[0] >> 16;
5404 noretryok
= stacnt
[1] & 0xffff;
5405 retryok
= stacnt
[1] >> 16;
5406 failed
= stacnt
[0] & 0xffff;
5407 underflows
= stacnt
[2] >> 16;
5408 zerolen
= stacnt
[2] & 0xffff;
5410 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATS
,
5411 "%s: update statistic: beacons=%d, noretryok=%d, retryok=%d, failed=%d, underflows=%d, zerolen=%d\n",
5412 device_get_nameunit(sc
->dev
),
5413 beacons
, noretryok
, retryok
, failed
, underflows
, zerolen
);
5415 ifp
->if_oerrors
+= failed
;
5417 sc
->tx_beacons
+= beacons
;
5418 sc
->tx_noretryok
+= noretryok
;
5419 sc
->tx_retryok
+= retryok
;
5420 sc
->tx_failed
+= failed
;
5421 sc
->tx_underflows
+= underflows
;
5422 sc
->tx_zerolen
+= zerolen
;
5424 if (vap
!= NULL
&& vap
->iv_opmode
== IEEE80211_M_STA
&& vap
->iv_state
== IEEE80211_S_RUN
)
5428 associd
= (ni
!= NULL
) ? ni
->ni_associd
: 0;
5429 wcid
= RT2860_AID2WCID(associd
);
5431 rt2860_amrr_tx_update(&sc
->amrr_node
[wcid
],
5432 noretryok
+ retryok
+ failed
, noretryok
+ retryok
, retryok
+ failed
);
5439 static void rt2860_bbp_tuning(struct rt2860_softc
*sc
)
5442 struct ieee80211com
*ic
;
5443 struct ieee80211vap
*vap
;
5444 struct ieee80211_node
*ni
;
5446 int8_t rssi
, old
, new;
5448 /* RT2860C does not support BBP tuning */
5450 if (sc
->mac_rev
== 0x28600100)
5455 vap
= TAILQ_FIRST(&ic
->ic_vaps
);
5457 if ((ic
->ic_flags
& IEEE80211_F_SCAN
) || vap
== NULL
||
5458 vap
->iv_opmode
!= IEEE80211_M_STA
|| vap
->iv_state
!= IEEE80211_S_RUN
)
5463 chan
= ieee80211_chan2ieee(ic
, ni
->ni_chan
);
5467 else if (chan
<= 64)
5469 else if (chan
<= 128)
5474 rssi
= ieee80211_getrssi(vap
);
5476 if (IEEE80211_IS_CHAN_2GHZ(ni
->ni_chan
))
5478 new = 0x2e + sc
->lna_gain
[group
];
5482 if (!IEEE80211_IS_CHAN_HT40(ni
->ni_chan
))
5483 new = 0x32 + sc
->lna_gain
[group
] * 5 / 3;
5485 new = 0x3a + sc
->lna_gain
[group
] * 5 / 3;
5488 /* Tune if absolute average RSSI is greater than -80 */
5493 old
= rt2860_io_bbp_read(sc
, 66);
5496 rt2860_io_bbp_write(sc
, 66, new);
5502 static void rt2860_watchdog(struct rt2860_softc
*sc
)
5507 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_PBF_TXRXQ_PCNT
);
5509 RT2860_DPRINTF(sc
, RT2860_DEBUG_WATCHDOG
,
5510 "%s: watchdog: TXRXQ_PCNT=0x%08x\n",
5511 device_get_nameunit(sc
->dev
), tmp
);
5513 if (((tmp
>> RT2860_REG_TX0Q_PCNT_SHIFT
) & RT2860_REG_TX0Q_PCNT_MASK
) != 0)
5515 sc
->tx_queue_not_empty
[0]++;
5517 rt2860_io_mac_write(sc
, RT2860_REG_PBF_CFG
, 0xf40012);
5519 for (ntries
= 0; ntries
< 10; ntries
++)
5521 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_PBF_TXRXQ_PCNT
);
5522 if (((tmp
>> RT2860_REG_TX0Q_PCNT_SHIFT
) & RT2860_REG_TX0Q_PCNT_MASK
) == 0)
5528 rt2860_io_mac_write(sc
, RT2860_REG_PBF_CFG
, 0xf40006);
5531 if (((tmp
>> RT2860_REG_TX1Q_PCNT_SHIFT
) & RT2860_REG_TX1Q_PCNT_MASK
) != 0)
5533 sc
->tx_queue_not_empty
[1]++;
5535 rt2860_io_mac_write(sc
, RT2860_REG_PBF_CFG
, 0xf4000a);
5537 for (ntries
= 0; ntries
< 10; ntries
++)
5539 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_PBF_TXRXQ_PCNT
);
5540 if (((tmp
>> RT2860_REG_TX1Q_PCNT_SHIFT
) & RT2860_REG_TX1Q_PCNT_MASK
) == 0)
5546 rt2860_io_mac_write(sc
, RT2860_REG_PBF_CFG
, 0xf40006);
5551 * rt2860_drain_fifo_stats
5553 static void rt2860_drain_fifo_stats(struct rt2860_softc
*sc
)
5557 uint8_t wcid
, mcs
, pid
;
5558 int ok
, agg
, retrycnt
;
5562 /* drain Tx status FIFO (maxsize = 16) */
5564 while ((stats
= rt2860_io_mac_read(sc
, RT2860_REG_TX_STA_FIFO
)) &
5565 RT2860_REG_TX_STA_FIFO_VALID
)
5567 wcid
= (stats
>> RT2860_REG_TX_STA_FIFO_WCID_SHIFT
) &
5568 RT2860_REG_TX_STA_FIFO_WCID_MASK
;
5570 /* if no ACK was requested, no feedback is available */
5572 if (!(stats
& RT2860_REG_TX_STA_FIFO_ACK_REQ
) || wcid
== 0xff)
5575 /* update AMRR statistic */
5577 ok
= (stats
& RT2860_REG_TX_STA_FIFO_TX_OK
) ? 1 : 0;
5578 agg
= (stats
& RT2860_REG_TX_STA_FIFO_AGG
) ? 1 : 0;
5579 mcs
= (stats
>> RT2860_REG_TX_STA_FIFO_MCS_SHIFT
) &
5580 RT2860_REG_TX_STA_FIFO_MCS_MASK
;
5581 pid
= (stats
>> RT2860_REG_TX_STA_FIFO_PID_SHIFT
) &
5582 RT2860_REG_TX_STA_FIFO_PID_MASK
;
5583 retrycnt
= pid
- mcs
;
5585 RT2860_DPRINTF(sc
, RT2860_DEBUG_STATS
,
5586 "%s: FIFO statistic: wcid=0x%02x, ok=%d, agg=%d, mcs=0x%02x, pid=0x%02x, retrycnt=%d\n",
5587 device_get_nameunit(sc
->dev
),
5588 wcid
, ok
, agg
, mcs
, pid
, retrycnt
);
5590 rt2860_amrr_tx_complete(&sc
->amrr_node
[wcid
], ok
, retrycnt
);
5598 * rt2860_update_raw_counters
5600 static void rt2860_update_raw_counters(struct rt2860_softc
*sc
)
5604 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_AGG_CNT
);
5606 sc
->tx_nonagg
+= tmp
& 0xffff;
5607 sc
->tx_agg
+= tmp
>> 16;
5609 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_AGG_CNT0
);
5611 sc
->tx_ampdu
+= (tmp
& 0xffff) / 1 + (tmp
>> 16) / 2;
5613 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_AGG_CNT1
);
5615 sc
->tx_ampdu
+= (tmp
& 0xffff) / 3 + (tmp
>> 16) / 4;
5617 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_AGG_CNT2
);
5619 sc
->tx_ampdu
+= (tmp
& 0xffff) / 5 + (tmp
>> 16) / 6;
5621 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_AGG_CNT3
);
5623 sc
->tx_ampdu
+= (tmp
& 0xffff) / 7 + (tmp
>> 16) / 8;
5625 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_AGG_CNT4
);
5627 sc
->tx_ampdu
+= (tmp
& 0xffff) / 9 + (tmp
>> 16) / 10;
5629 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_AGG_CNT5
);
5631 sc
->tx_ampdu
+= (tmp
& 0xffff) / 11 + (tmp
>> 16) / 12;
5633 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_AGG_CNT6
);
5635 sc
->tx_ampdu
+= (tmp
& 0xffff) / 13 + (tmp
>> 16) / 14;
5637 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TX_AGG_CNT7
);
5639 sc
->tx_ampdu
+= (tmp
& 0xffff) / 15 + (tmp
>> 16) / 16;
5641 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_RX_STA_CNT0
);
5643 sc
->rx_crc_errors
+= tmp
& 0xffff;
5644 sc
->rx_phy_errors
+= tmp
>> 16;
5646 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_RX_STA_CNT1
);
5648 sc
->rx_false_ccas
+= tmp
& 0xffff;
5649 sc
->rx_plcp_errors
+= tmp
>> 16;
5651 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_RX_STA_CNT2
);
5653 sc
->rx_dup_packets
+= tmp
& 0xffff;
5654 sc
->rx_fifo_overflows
+= tmp
>> 16;
5656 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_TXRX_MPDU_DEN_CNT
);
5658 sc
->tx_mpdu_zero_density
+= tmp
& 0xffff;
5659 sc
->rx_mpdu_zero_density
+= tmp
>> 16;
5663 * rt2860_intr_enable
5665 static void rt2860_intr_enable(struct rt2860_softc
*sc
, uint32_t intr_mask
)
5669 sc
->intr_disable_mask
&= ~intr_mask
;
5671 tmp
= sc
->intr_enable_mask
& ~sc
->intr_disable_mask
;
5673 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_INT_MASK
, tmp
);
5677 * rt2860_intr_disable
5679 static void rt2860_intr_disable(struct rt2860_softc
*sc
, uint32_t intr_mask
)
5683 sc
->intr_disable_mask
|= intr_mask
;
5685 tmp
= sc
->intr_enable_mask
& ~sc
->intr_disable_mask
;
5687 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_INT_MASK
, tmp
);
5691 * rt2860_txrx_enable
5693 static int rt2860_txrx_enable(struct rt2860_softc
*sc
)
5695 struct ieee80211com
*ic
;
5703 /* enable Tx/Rx DMA engine */
5705 rt2860_io_mac_write(sc
, RT2860_REG_SYS_CTRL
, RT2860_REG_TX_ENABLE
);
5707 for (ntries
= 0; ntries
< 200; ntries
++)
5709 tmp
= rt2860_io_mac_read(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
);
5710 if (!(tmp
& (RT2860_REG_TX_DMA_BUSY
| RT2860_REG_RX_DMA_BUSY
)))
5718 printf("%s: timeout waiting for DMA engine\n",
5719 device_get_nameunit(sc
->dev
));
5725 tmp
|= RT2860_REG_TX_WB_DDONE
|
5726 RT2860_REG_RX_DMA_ENABLE
|
5727 RT2860_REG_TX_DMA_ENABLE
|
5728 (RT2860_REG_WPDMA_BT_SIZE64
<< RT2860_REG_WPDMA_BT_SIZE_SHIFT
);
5730 rt2860_io_mac_write(sc
, RT2860_REG_SCHDMA_WPDMA_GLO_CFG
, tmp
);
5734 tmp
= RT2860_REG_RX_FILTER_DROP_CRC_ERR
|
5735 RT2860_REG_RX_FILTER_DROP_PHY_ERR
;
5737 if (ic
->ic_opmode
!= IEEE80211_M_MONITOR
)
5739 tmp
|= RT2860_REG_RX_FILTER_DROP_DUPL
|
5740 RT2860_REG_RX_FILTER_DROP_CTS
|
5741 RT2860_REG_RX_FILTER_DROP_BA
|
5742 RT2860_REG_RX_FILTER_DROP_ACK
|
5743 RT2860_REG_RX_FILTER_DROP_VER_ERR
|
5744 RT2860_REG_RX_FILTER_DROP_CTRL_RSV
|
5745 RT2860_REG_RX_FILTER_DROP_CFACK
|
5746 RT2860_REG_RX_FILTER_DROP_CFEND
;
5748 if (ic
->ic_opmode
== IEEE80211_M_STA
)
5749 tmp
|= RT2860_REG_RX_FILTER_DROP_RTS
|
5750 RT2860_REG_RX_FILTER_DROP_PSPOLL
;
5752 if (!(ifp
->if_flags
& IFF_PROMISC
))
5753 tmp
|= RT2860_REG_RX_FILTER_DROP_UC_NOME
;
5756 rt2860_io_mac_write(sc
, RT2860_REG_RX_FILTER_CFG
, tmp
);
5758 rt2860_io_mac_write(sc
, RT2860_REG_SYS_CTRL
,
5759 RT2860_REG_RX_ENABLE
| RT2860_REG_TX_ENABLE
);
5765 * rt2860_alloc_rx_ring
5767 static int rt2860_alloc_rx_ring(struct rt2860_softc
*sc
,
5768 struct rt2860_softc_rx_ring
*ring
)
5770 struct rt2860_rxdesc
*desc
;
5771 struct rt2860_softc_rx_data
*data
;
5772 bus_dma_segment_t segs
[1];
5773 int i
, nsegs
, error
;
5775 error
= bus_dma_tag_create(bus_get_dma_tag(sc
->dev
), PAGE_SIZE
, 0,
5776 BUS_SPACE_MAXADDR_32BIT
, BUS_SPACE_MAXADDR
, NULL
, NULL
,
5777 RT2860_SOFTC_RX_RING_DATA_COUNT
* sizeof(struct rt2860_rxdesc
), 1,
5778 RT2860_SOFTC_RX_RING_DATA_COUNT
* sizeof(struct rt2860_rxdesc
),
5779 0, NULL
, NULL
, &ring
->desc_dma_tag
);
5782 printf("%s: could not create Rx desc DMA tag\n",
5783 device_get_nameunit(sc
->dev
));
5787 error
= bus_dmamem_alloc(ring
->desc_dma_tag
, (void **) &ring
->desc
,
5788 BUS_DMA_NOWAIT
| BUS_DMA_ZERO
, &ring
->desc_dma_map
);
5791 printf("%s: could not allocate Rx desc DMA memory\n",
5792 device_get_nameunit(sc
->dev
));
5796 error
= bus_dmamap_load(ring
->desc_dma_tag
, ring
->desc_dma_map
,
5798 RT2860_SOFTC_RX_RING_DATA_COUNT
* sizeof(struct rt2860_rxdesc
),
5799 rt2860_dma_map_addr
, &ring
->desc_phys_addr
, 0);
5802 printf("%s: could not load Rx desc DMA map\n",
5803 device_get_nameunit(sc
->dev
));
5807 error
= bus_dma_tag_create(bus_get_dma_tag(sc
->dev
), PAGE_SIZE
, 0,
5808 BUS_SPACE_MAXADDR_32BIT
, BUS_SPACE_MAXADDR
, NULL
, NULL
,
5809 MJUMPAGESIZE
, 1, MJUMPAGESIZE
, 0, NULL
, NULL
,
5810 &ring
->data_dma_tag
);
5813 printf("%s: could not create Rx data DMA tag\n",
5814 device_get_nameunit(sc
->dev
));
5818 for (i
= 0; i
< RT2860_SOFTC_RX_RING_DATA_COUNT
; i
++)
5820 desc
= &ring
->desc
[i
];
5821 data
= &ring
->data
[i
];
5823 error
= bus_dmamap_create(ring
->data_dma_tag
, 0, &data
->dma_map
);
5826 printf("%s: could not create Rx data DMA map\n",
5827 device_get_nameunit(sc
->dev
));
5831 data
->m
= m_getjcl(M_DONTWAIT
, MT_DATA
, M_PKTHDR
, MJUMPAGESIZE
);
5832 if (data
->m
== NULL
)
5834 printf("%s: could not allocate Rx mbuf\n",
5835 device_get_nameunit(sc
->dev
));
5840 data
->m
->m_len
= data
->m
->m_pkthdr
.len
= MJUMPAGESIZE
;
5842 error
= bus_dmamap_load_mbuf_sg(ring
->data_dma_tag
, data
->dma_map
,
5843 data
->m
, segs
, &nsegs
, BUS_DMA_NOWAIT
);
5846 printf("%s: could not load Rx mbuf DMA map\n",
5847 device_get_nameunit(sc
->dev
));
5851 KASSERT(nsegs
== 1, ("%s: too many DMA segments",
5852 device_get_nameunit(sc
->dev
)));
5854 desc
->sdp0
= htole32(segs
[0].ds_addr
);
5855 desc
->sdl0
= htole16(MJUMPAGESIZE
);
5858 error
= bus_dmamap_create(ring
->data_dma_tag
, 0, &ring
->spare_dma_map
);
5861 printf("%s: could not create Rx spare DMA map\n",
5862 device_get_nameunit(sc
->dev
));
5866 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
5867 BUS_DMASYNC_PREREAD
| BUS_DMASYNC_PREWRITE
);
5873 rt2860_free_rx_ring(sc
, ring
);
5879 * rt2860_reset_rx_ring
5881 static void rt2860_reset_rx_ring(struct rt2860_softc
*sc
,
5882 struct rt2860_softc_rx_ring
*ring
)
5884 struct rt2860_rxdesc
*desc
;
5887 for (i
= 0; i
< RT2860_SOFTC_RX_RING_DATA_COUNT
; i
++)
5889 desc
= &ring
->desc
[i
];
5891 desc
->sdl0
&= ~htole16(RT2860_RXDESC_SDL0_DDONE
);
5894 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
5895 BUS_DMASYNC_PREREAD
| BUS_DMASYNC_PREWRITE
);
5901 * rt2860_free_rx_ring
5903 static void rt2860_free_rx_ring(struct rt2860_softc
*sc
,
5904 struct rt2860_softc_rx_ring
*ring
)
5906 struct rt2860_softc_rx_data
*data
;
5909 if (ring
->desc
!= NULL
)
5911 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
5912 BUS_DMASYNC_POSTWRITE
);
5913 bus_dmamap_unload(ring
->desc_dma_tag
, ring
->desc_dma_map
);
5914 bus_dmamem_free(ring
->desc_dma_tag
, ring
->desc
,
5915 ring
->desc_dma_map
);
5918 if (ring
->desc_dma_tag
!= NULL
)
5919 bus_dma_tag_destroy(ring
->desc_dma_tag
);
5921 for (i
= 0; i
< RT2860_SOFTC_RX_RING_DATA_COUNT
; i
++)
5923 data
= &ring
->data
[i
];
5925 if (data
->m
!= NULL
)
5927 bus_dmamap_sync(ring
->data_dma_tag
, data
->dma_map
,
5928 BUS_DMASYNC_POSTREAD
);
5929 bus_dmamap_unload(ring
->data_dma_tag
, data
->dma_map
);
5933 if (data
->dma_map
!= NULL
)
5934 bus_dmamap_destroy(ring
->data_dma_tag
, data
->dma_map
);
5937 if (ring
->spare_dma_map
!= NULL
)
5938 bus_dmamap_destroy(ring
->data_dma_tag
, ring
->spare_dma_map
);
5940 if (ring
->data_dma_tag
!= NULL
)
5941 bus_dma_tag_destroy(ring
->data_dma_tag
);
5945 * rt2860_alloc_tx_ring
5947 static int rt2860_alloc_tx_ring(struct rt2860_softc
*sc
,
5948 struct rt2860_softc_tx_ring
*ring
, int qid
)
5950 struct rt2860_softc_tx_data
*data
;
5953 error
= bus_dma_tag_create(bus_get_dma_tag(sc
->dev
), PAGE_SIZE
, 0,
5954 BUS_SPACE_MAXADDR_32BIT
, BUS_SPACE_MAXADDR
, NULL
, NULL
,
5955 RT2860_SOFTC_TX_RING_DESC_COUNT
* sizeof(struct rt2860_txdesc
), 1,
5956 RT2860_SOFTC_TX_RING_DESC_COUNT
* sizeof(struct rt2860_txdesc
),
5957 0, NULL
, NULL
, &ring
->desc_dma_tag
);
5960 printf("%s: could not create Tx desc DMA tag\n",
5961 device_get_nameunit(sc
->dev
));
5965 error
= bus_dmamem_alloc(ring
->desc_dma_tag
, (void **) &ring
->desc
,
5966 BUS_DMA_NOWAIT
| BUS_DMA_ZERO
, &ring
->desc_dma_map
);
5969 printf("%s: could not allocate Tx desc DMA memory\n",
5970 device_get_nameunit(sc
->dev
));
5974 error
= bus_dmamap_load(ring
->desc_dma_tag
, ring
->desc_dma_map
,
5976 RT2860_SOFTC_TX_RING_DESC_COUNT
* sizeof(struct rt2860_txdesc
),
5977 rt2860_dma_map_addr
, &ring
->desc_phys_addr
, 0);
5980 printf("%s: could not load Tx desc DMA map\n",
5981 device_get_nameunit(sc
->dev
));
5985 ring
->desc_queued
= 0;
5987 ring
->desc_next
= 0;
5989 error
= bus_dma_tag_create(bus_get_dma_tag(sc
->dev
), PAGE_SIZE
, 0,
5990 BUS_SPACE_MAXADDR_32BIT
, BUS_SPACE_MAXADDR
, NULL
, NULL
,
5991 RT2860_SOFTC_TX_RING_DATA_COUNT
* RT2860_TX_DATA_SEG0_SIZE
, 1,
5992 RT2860_SOFTC_TX_RING_DATA_COUNT
* RT2860_TX_DATA_SEG0_SIZE
,
5993 0, NULL
, NULL
, &ring
->seg0_dma_tag
);
5996 printf("%s: could not create Tx seg0 DMA tag\n",
5997 device_get_nameunit(sc
->dev
));
6001 error
= bus_dmamem_alloc(ring
->seg0_dma_tag
, (void **) &ring
->seg0
,
6002 BUS_DMA_NOWAIT
| BUS_DMA_ZERO
, &ring
->seg0_dma_map
);
6005 printf("%s: could not allocate Tx seg0 DMA memory\n",
6006 device_get_nameunit(sc
->dev
));
6010 error
= bus_dmamap_load(ring
->seg0_dma_tag
, ring
->seg0_dma_map
,
6012 RT2860_SOFTC_TX_RING_DATA_COUNT
* RT2860_TX_DATA_SEG0_SIZE
,
6013 rt2860_dma_map_addr
, &ring
->seg0_phys_addr
, 0);
6016 printf("%s: could not load Tx seg0 DMA map\n",
6017 device_get_nameunit(sc
->dev
));
6021 error
= bus_dma_tag_create(bus_get_dma_tag(sc
->dev
), PAGE_SIZE
, 0,
6022 BUS_SPACE_MAXADDR_32BIT
, BUS_SPACE_MAXADDR
, NULL
, NULL
,
6023 MJUMPAGESIZE
, RT2860_SOFTC_MAX_SCATTER
, MJUMPAGESIZE
, 0, NULL
, NULL
,
6024 &ring
->data_dma_tag
);
6027 printf("%s: could not create Tx data DMA tag\n",
6028 device_get_nameunit(sc
->dev
));
6032 for (i
= 0; i
< RT2860_SOFTC_TX_RING_DATA_COUNT
; i
++)
6034 data
= &ring
->data
[i
];
6036 error
= bus_dmamap_create(ring
->data_dma_tag
, 0, &data
->dma_map
);
6039 printf("%s: could not create Tx data DMA map\n",
6040 device_get_nameunit(sc
->dev
));
6045 ring
->data_queued
= 0;
6047 ring
->data_next
= 0;
6055 rt2860_free_tx_ring(sc
, ring
);
6061 * rt2860_reset_tx_ring
6063 static void rt2860_reset_tx_ring(struct rt2860_softc
*sc
,
6064 struct rt2860_softc_tx_ring
*ring
)
6066 struct rt2860_softc_tx_data
*data
;
6067 struct rt2860_txdesc
*desc
;
6070 for (i
= 0; i
< RT2860_SOFTC_TX_RING_DESC_COUNT
; i
++)
6072 desc
= &ring
->desc
[i
];
6078 ring
->desc_queued
= 0;
6080 ring
->desc_next
= 0;
6082 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
6083 BUS_DMASYNC_PREWRITE
);
6085 bus_dmamap_sync(ring
->seg0_dma_tag
, ring
->seg0_dma_map
,
6086 BUS_DMASYNC_PREWRITE
);
6088 for (i
= 0; i
< RT2860_SOFTC_TX_RING_DATA_COUNT
; i
++)
6090 data
= &ring
->data
[i
];
6092 if (data
->m
!= NULL
)
6094 bus_dmamap_sync(ring
->data_dma_tag
, data
->dma_map
,
6095 BUS_DMASYNC_POSTWRITE
);
6096 bus_dmamap_unload(ring
->data_dma_tag
, data
->dma_map
);
6101 if (data
->ni
!= NULL
)
6103 ieee80211_free_node(data
->ni
);
6108 ring
->data_queued
= 0;
6110 ring
->data_next
= 0;
6114 * rt2860_free_tx_ring
6116 static void rt2860_free_tx_ring(struct rt2860_softc
*sc
,
6117 struct rt2860_softc_tx_ring
*ring
)
6119 struct rt2860_softc_tx_data
*data
;
6122 if (ring
->desc
!= NULL
)
6124 bus_dmamap_sync(ring
->desc_dma_tag
, ring
->desc_dma_map
,
6125 BUS_DMASYNC_POSTWRITE
);
6126 bus_dmamap_unload(ring
->desc_dma_tag
, ring
->desc_dma_map
);
6127 bus_dmamem_free(ring
->desc_dma_tag
, ring
->desc
,
6128 ring
->desc_dma_map
);
6131 if (ring
->desc_dma_tag
!= NULL
)
6132 bus_dma_tag_destroy(ring
->desc_dma_tag
);
6134 if (ring
->seg0
!= NULL
)
6136 bus_dmamap_sync(ring
->seg0_dma_tag
, ring
->seg0_dma_map
,
6137 BUS_DMASYNC_POSTWRITE
);
6138 bus_dmamap_unload(ring
->seg0_dma_tag
, ring
->seg0_dma_map
);
6139 bus_dmamem_free(ring
->seg0_dma_tag
, ring
->seg0
,
6140 ring
->seg0_dma_map
);
6143 if (ring
->seg0_dma_tag
!= NULL
)
6144 bus_dma_tag_destroy(ring
->seg0_dma_tag
);
6146 for (i
= 0; i
< RT2860_SOFTC_TX_RING_DATA_COUNT
; i
++)
6148 data
= &ring
->data
[i
];
6150 if (data
->m
!= NULL
)
6152 bus_dmamap_sync(ring
->data_dma_tag
, data
->dma_map
,
6153 BUS_DMASYNC_POSTWRITE
);
6154 bus_dmamap_unload(ring
->data_dma_tag
, data
->dma_map
);
6158 if (data
->ni
!= NULL
)
6159 ieee80211_free_node(data
->ni
);
6161 if (data
->dma_map
!= NULL
)
6162 bus_dmamap_destroy(ring
->data_dma_tag
, data
->dma_map
);
6165 if (ring
->data_dma_tag
!= NULL
)
6166 bus_dma_tag_destroy(ring
->data_dma_tag
);
6170 * rt2860_dma_map_addr
6172 static void rt2860_dma_map_addr(void *arg
, bus_dma_segment_t
*segs
,
6173 int nseg
, int error
)
6178 KASSERT(nseg
== 1, ("too many DMA segments, %d should be 1", nseg
));
6180 *(bus_addr_t
*) arg
= segs
[0].ds_addr
;
6184 * rt2860_sysctl_attach
6186 static void rt2860_sysctl_attach(struct rt2860_softc
*sc
)
6188 struct sysctl_ctx_list
*ctx
;
6189 struct sysctl_oid
*tree
;
6190 struct sysctl_oid
*stats
;
6192 ctx
= device_get_sysctl_ctx(sc
->dev
);
6193 tree
= device_get_sysctl_tree(sc
->dev
);
6195 stats
= SYSCTL_ADD_NODE(ctx
, SYSCTL_CHILDREN(tree
), OID_AUTO
,
6196 "stats", CTLFLAG_RD
, 0, "statistic");
6198 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6199 "interrupts", CTLFLAG_RD
, &sc
->interrupts
, 0,
6202 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6203 "tx_coherent_interrupts", CTLFLAG_RD
, &sc
->tx_coherent_interrupts
, 0,
6204 "Tx coherent interrupts");
6206 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6207 "rx_coherent_interrupts", CTLFLAG_RD
, &sc
->rx_coherent_interrupts
, 0,
6208 "Rx coherent interrupts");
6210 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6211 "txrx_coherent_interrupts", CTLFLAG_RD
, &sc
->txrx_coherent_interrupts
, 0,
6212 "Tx/Rx coherent interrupts");
6214 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6215 "fifo_sta_full_interrupts", CTLFLAG_RD
, &sc
->fifo_sta_full_interrupts
, 0,
6216 "FIFO statistic full interrupts");
6218 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6219 "rx_interrupts", CTLFLAG_RD
, &sc
->rx_interrupts
, 0,
6222 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6223 "rx_delay_interrupts", CTLFLAG_RD
, &sc
->rx_delay_interrupts
, 0,
6224 "Rx delay interrupts");
6226 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6227 "tx_mgmt_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[5], 0,
6228 "Tx MGMT interrupts");
6230 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6231 "tx_hcca_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[4], 0,
6232 "Tx HCCA interrupts");
6234 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6235 "tx_ac3_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[3], 0,
6236 "Tx AC3 interrupts");
6238 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6239 "tx_ac2_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[2], 0,
6240 "Tx AC2 interrupts");
6242 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6243 "tx_ac1_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[1], 0,
6244 "Tx AC1 interrupts");
6246 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6247 "tx_ac0_interrupts", CTLFLAG_RD
, &sc
->tx_interrupts
[0], 0,
6248 "Tx AC0 interrupts");
6250 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6251 "tx_delay_interrupts", CTLFLAG_RD
, &sc
->tx_delay_interrupts
, 0,
6252 "Tx delay interrupts");
6254 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6255 "pre_tbtt_interrupts", CTLFLAG_RD
, &sc
->pre_tbtt_interrupts
, 0,
6256 "Pre-TBTT interrupts");
6258 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6259 "tbtt_interrupts", CTLFLAG_RD
, &sc
->tbtt_interrupts
, 0,
6262 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6263 "mcu_cmd_interrupts", CTLFLAG_RD
, &sc
->mcu_cmd_interrupts
, 0,
6264 "MCU command interrupts");
6266 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6267 "auto_wakeup_interrupts", CTLFLAG_RD
, &sc
->auto_wakeup_interrupts
, 0,
6268 "auto wakeup interrupts");
6270 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6271 "gp_timer_interrupts", CTLFLAG_RD
, &sc
->gp_timer_interrupts
, 0,
6272 "GP timer interrupts");
6274 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6275 "tx_mgmt_desc_queued", CTLFLAG_RD
, &sc
->tx_ring
[5].desc_queued
, 0,
6276 "Tx MGMT descriptors queued");
6278 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6279 "tx_mgmt_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[5].data_queued
, 0,
6280 "Tx MGMT data queued");
6282 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6283 "tx_hcca_desc_queued", CTLFLAG_RD
, &sc
->tx_ring
[4].desc_queued
, 0,
6284 "Tx HCCA descriptors queued");
6286 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6287 "tx_hcca_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[4].data_queued
, 0,
6288 "Tx HCCA data queued");
6290 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6291 "tx_ac3_desc_queued", CTLFLAG_RD
, &sc
->tx_ring
[3].desc_queued
, 0,
6292 "Tx AC3 descriptors queued");
6294 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6295 "tx_ac3_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[3].data_queued
, 0,
6296 "Tx AC3 data queued");
6298 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6299 "tx_ac2_desc_queued", CTLFLAG_RD
, &sc
->tx_ring
[2].desc_queued
, 0,
6300 "Tx AC2 descriptors queued");
6302 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6303 "tx_ac2_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[2].data_queued
, 0,
6304 "Tx AC2 data queued");
6306 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6307 "tx_ac1_desc_queued", CTLFLAG_RD
, &sc
->tx_ring
[1].desc_queued
, 0,
6308 "Tx AC1 descriptors queued");
6310 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6311 "tx_ac1_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[1].data_queued
, 0,
6312 "Tx AC1 data queued");
6314 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6315 "tx_ac0_desc_queued", CTLFLAG_RD
, &sc
->tx_ring
[0].desc_queued
, 0,
6316 "Tx AC0 descriptors queued");
6318 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6319 "tx_ac0_data_queued", CTLFLAG_RD
, &sc
->tx_ring
[0].data_queued
, 0,
6320 "Tx AC0 data queued");
6322 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6323 "tx_mgmt_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[5], 0,
6324 "Tx MGMT data queue full");
6326 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6327 "tx_hcca_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[4], 0,
6328 "Tx HCCA data queue full");
6330 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6331 "tx_ac3_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[3], 0,
6332 "Tx AC3 data queue full");
6334 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6335 "tx_ac2_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[2], 0,
6336 "Tx AC2 data queue full");
6338 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6339 "tx_ac1_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[1], 0,
6340 "Tx AC1 data queue full");
6342 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6343 "tx_ac0_data_queue_full", CTLFLAG_RD
, &sc
->tx_data_queue_full
[0], 0,
6344 "Tx AC0 data queue full");
6346 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6347 "tx_watchdog_timeouts", CTLFLAG_RD
, &sc
->tx_watchdog_timeouts
, 0,
6348 "Tx watchdog timeouts");
6350 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6351 "tx_defrag_packets", CTLFLAG_RD
, &sc
->tx_defrag_packets
, 0,
6352 "Tx defragmented packets");
6354 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6355 "no_tx_desc_avail", CTLFLAG_RD
, &sc
->no_tx_desc_avail
, 0,
6356 "no Tx descriptors available");
6358 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6359 "rx_mbuf_alloc_errors", CTLFLAG_RD
, &sc
->rx_mbuf_alloc_errors
, 0,
6360 "Rx mbuf allocation errors");
6362 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6363 "rx_mbuf_dmamap_errors", CTLFLAG_RD
, &sc
->rx_mbuf_dmamap_errors
, 0,
6364 "Rx mbuf DMA mapping errors");
6366 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6367 "tx_queue_0_not_empty", CTLFLAG_RD
, &sc
->tx_queue_not_empty
[0], 0,
6368 "Tx queue 0 not empty");
6370 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6371 "tx_queue_1_not_empty", CTLFLAG_RD
, &sc
->tx_queue_not_empty
[1], 0,
6372 "Tx queue 1 not empty");
6374 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6375 "tx_beacons", CTLFLAG_RD
, &sc
->tx_beacons
, 0,
6378 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6379 "tx_noretryok", CTLFLAG_RD
, &sc
->tx_noretryok
, 0,
6380 "Tx successfull without retries");
6382 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6383 "tx_retryok", CTLFLAG_RD
, &sc
->tx_retryok
, 0,
6384 "Tx successfull with retries");
6386 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6387 "tx_failed", CTLFLAG_RD
, &sc
->tx_failed
, 0,
6390 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6391 "tx_underflows", CTLFLAG_RD
, &sc
->tx_underflows
, 0,
6394 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6395 "tx_zerolen", CTLFLAG_RD
, &sc
->tx_zerolen
, 0,
6398 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6399 "tx_nonagg", CTLFLAG_RD
, &sc
->tx_nonagg
, 0,
6400 "Tx non-aggregated");
6402 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6403 "tx_agg", CTLFLAG_RD
, &sc
->tx_agg
, 0,
6406 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6407 "tx_ampdu", CTLFLAG_RD
, &sc
->tx_ampdu
, 0,
6410 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6411 "tx_mpdu_zero_density", CTLFLAG_RD
, &sc
->tx_mpdu_zero_density
, 0,
6412 "Tx MPDU with zero density");
6414 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6415 "rx_packets", CTLFLAG_RD
, &sc
->rx_packets
, 0,
6418 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6419 "rx_ampdu", CTLFLAG_RD
, &sc
->rx_ampdu
, 0,
6422 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6423 "rx_mpdu_zero_density", CTLFLAG_RD
, &sc
->rx_mpdu_zero_density
, 0,
6424 "Rx MPDU with zero density");
6426 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6427 "rx_amsdu", CTLFLAG_RD
, &sc
->rx_amsdu
, 0,
6430 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6431 "rx_crc_errors", CTLFLAG_RD
, &sc
->rx_crc_errors
, 0,
6434 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6435 "rx_phy_errors", CTLFLAG_RD
, &sc
->rx_phy_errors
, 0,
6438 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6439 "rx_false_ccas", CTLFLAG_RD
, &sc
->rx_false_ccas
, 0,
6442 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6443 "rx_plcp_errors", CTLFLAG_RD
, &sc
->rx_plcp_errors
, 0,
6446 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6447 "rx_dup_packets", CTLFLAG_RD
, &sc
->rx_dup_packets
, 0,
6448 "Rx duplicate packets");
6450 SYSCTL_ADD_INT(ctx
, SYSCTL_CHILDREN(stats
), OID_AUTO
,
6451 "rx_fifo_overflows", CTLFLAG_RD
, &sc
->rx_fifo_overflows
, 0,
6452 "Rx FIFO overflows");
6455 static device_method_t rt2860_dev_methods
[] =
6457 DEVMETHOD(device_probe
, rt2860_probe
),
6458 DEVMETHOD(device_attach
, rt2860_attach
),
6459 DEVMETHOD(device_detach
, rt2860_detach
),
6460 DEVMETHOD(device_shutdown
, rt2860_shutdown
),
6461 DEVMETHOD(device_suspend
, rt2860_suspend
),
6462 DEVMETHOD(device_resume
, rt2860_resume
),
6466 static driver_t rt2860_driver
=
6470 sizeof(struct rt2860_softc
)
6473 static devclass_t rt2860_dev_class
;
6475 DRIVER_MODULE(rt2860
, pci
, rt2860_driver
, rt2860_dev_class
, 0, 0);
6477 MODULE_DEPEND(rt2860
, pci
, 1, 1, 1);
6478 MODULE_DEPEND(rt2860
, wlan
, 1, 1, 1);