xref: /freebsd/sys/contrib/dev/ath/ath_hal/ar9300/ar9300_freebsd.c (revision 669f9224ec5398fbc825dd031415126af032cf42)
1 /*
2  * Copyright (c) 2012, 2013 Adrian Chadd <adrian@FreeBSD.org>.
3  *
4  * Permission to use, copy, modify, and/or distribute this software for any
5  * purpose with or without fee is hereby granted, provided that the above
6  * copyright notice and this permission notice appear in all copies.
7  *
8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15  */
16 
17 #include "opt_ah.h"
18 
19 #include "ah.h"
20 #include "ah_internal.h"
21 #include "ah_devid.h"
22 #include "ah_desc.h"
23 
24 #include "ar9300.h"
25 #include "ar9300reg.h"
26 #include "ar9300phy.h"
27 #include "ar9300desc.h"
28 
29 #include "ar9300_freebsd.h"
30 
31 #include "ar9300_stub.h"
32 #include "ar9300_stub_funcs.h"
33 
34 #define FIX_NOISE_FLOOR     1
35 #define NEXT_TBTT_NOW      5
36 static HAL_BOOL ar9300ClrMulticastFilterIndex(struct ath_hal *ah, uint32_t ix);
37 static HAL_BOOL ar9300SetMulticastFilterIndex(struct ath_hal *ah, uint32_t ix);
38 
39 static void ar9300_beacon_set_beacon_timers(struct ath_hal *ah,
40     const HAL_BEACON_TIMERS *bt);
41 
42 static void
43 ar9300SetChainMasks(struct ath_hal *ah, uint32_t tx_chainmask,
44     uint32_t rx_chainmask)
45 {
46 
47 	AH9300(ah)->ah_tx_chainmask =
48 	    tx_chainmask & AH_PRIVATE(ah)->ah_caps.halTxChainMask;
49 	AH9300(ah)->ah_rx_chainmask =
50 	    rx_chainmask & AH_PRIVATE(ah)->ah_caps.halRxChainMask;
51 }
52 
53 static u_int
54 ar9300GetSlotTime(struct ath_hal *ah)
55 {
56 	u_int clks = OS_REG_READ(ah, AR_D_GBL_IFS_SLOT) & 0xffff;
57 	return (ath_hal_mac_usec(ah, clks));	/* convert from system clocks */
58 }
59 
60 static HAL_BOOL
61 ar9300_freebsd_set_tx_power_limit(struct ath_hal *ah, uint32_t limit)
62 {
63 	return (ar9300_set_tx_power_limit(ah, limit, 0, 0));
64 }
65 
66 static uint64_t
67 ar9300_get_next_tbtt(struct ath_hal *ah)
68 {
69 	return (OS_REG_READ(ah, AR_NEXT_TBTT_TIMER));
70 }
71 
72 
73 /*
74  * TODO: implement the antenna diversity control for AR9485 and
75  * other LNA mixing based NICs.
76  *
77  * For now we'll just go with the HAL default and make these no-ops.
78  */
79 static HAL_ANT_SETTING
80 ar9300_freebsd_get_antenna_switch(struct ath_hal *ah)
81 {
82 
83 	return (HAL_ANT_VARIABLE);
84 }
85 
86 static HAL_BOOL
87 ar9300_freebsd_set_antenna_switch(struct ath_hal *ah, HAL_ANT_SETTING setting)
88 {
89 
90 	return (AH_TRUE);
91 }
92 
93 static u_int
94 ar9300_freebsd_get_cts_timeout(struct ath_hal *ah)
95 {
96     u_int clks = MS(OS_REG_READ(ah, AR_TIME_OUT), AR_TIME_OUT_CTS);
97     return ath_hal_mac_usec(ah, clks);      /* convert from system clocks */
98 }
99 
100 static void
101 ar9300_freebsd_set_tsf64(struct ath_hal *ah, uint64_t tsf64)
102 {
103 
104 	/*
105 	 * XXX TODO: read ar5416SetTsf64() - we should wait before we do
106 	 * this.
107 	 */
108 	OS_REG_WRITE(ah, AR_TSF_L32, tsf64 & 0xffffffff);
109 	OS_REG_WRITE(ah, AR_TSF_U32, (tsf64 >> 32) & 0xffffffff);
110 }
111 
112 void
113 ar9300_attach_freebsd_ops(struct ath_hal *ah)
114 {
115 
116 	/* Global functions */
117 	ah->ah_detach		= ar9300_detach;
118 	ah->ah_getRateTable		= ar9300_get_rate_table;
119 
120 	/* Reset functions */
121 	ah->ah_reset		= ar9300_reset_freebsd;
122 	ah->ah_phyDisable		= ar9300_phy_disable;
123 	ah->ah_disable		= ar9300_disable;
124 	ah->ah_configPCIE		= ar9300_config_pcie_freebsd;
125 //	ah->ah_disablePCIE		= ar9300_disable_pcie_phy;
126 	ah->ah_setPCUConfig		= ar9300_set_pcu_config;
127 	// perCalibration
128 	ah->ah_perCalibrationN	= ar9300_per_calibration_freebsd;
129 	ah->ah_resetCalValid	= ar9300_reset_cal_valid_freebsd;
130 	ah->ah_setTxPowerLimit	= ar9300_freebsd_set_tx_power_limit;
131 	ah->ah_getChanNoise		= ath_hal_getChanNoise;
132 
133 	/* Transmit functions */
134 	ah->ah_setupTxQueue		= ar9300_setup_tx_queue;
135 	ah->ah_setTxQueueProps	= ar9300_set_tx_queue_props;
136 	ah->ah_getTxQueueProps	= ar9300_get_tx_queue_props;
137 	ah->ah_releaseTxQueue	= ar9300_release_tx_queue;
138 	ah->ah_resetTxQueue		= ar9300_reset_tx_queue;
139 	ah->ah_getTxDP		= ar9300_get_tx_dp;
140 	ah->ah_setTxDP		= ar9300_set_tx_dp;
141 	ah->ah_numTxPending		= ar9300_num_tx_pending;
142 	ah->ah_startTxDma		= ar9300_start_tx_dma;
143 	ah->ah_stopTxDma		= ar9300_stop_tx_dma_freebsd;
144 	ah->ah_setupTxDesc		= ar9300_freebsd_setup_tx_desc;
145 	ah->ah_setupXTxDesc		= ar9300_freebsd_setup_x_tx_desc;
146 	ah->ah_fillTxDesc		= ar9300_freebsd_fill_tx_desc;
147 	ah->ah_procTxDesc		= ar9300_freebsd_proc_tx_desc;
148 	ah->ah_getTxIntrQueue	= ar9300_get_tx_intr_queue;
149 	// reqTxIntrDesc
150 	ah->ah_getTxCompletionRates	= ar9300_freebsd_get_tx_completion_rates;
151 	ah->ah_setTxDescLink	= ar9300_set_desc_link;
152 	ah->ah_getTxDescLink	= ar9300_freebsd_get_desc_link;
153 	ah->ah_getTxDescLinkPtr	= ar9300_get_desc_link_ptr;
154 	ah->ah_setupTxStatusRing	= ar9300_setup_tx_status_ring;
155 	ah->ah_getTxRawTxDesc	 = ar9300_get_raw_tx_desc;
156 	ah->ah_updateTxTrigLevel	= ar9300_update_tx_trig_level;
157 
158 	/* RX functions */
159 	ah->ah_getRxDP		= ar9300_get_rx_dp;
160 	ah->ah_setRxDP		= ar9300_set_rx_dp;
161 	ah->ah_enableReceive	= ar9300_enable_receive;
162 	ah->ah_stopDmaReceive	= ar9300_stop_dma_receive_freebsd;
163 	ah->ah_startPcuReceive	= ar9300_start_pcu_receive_freebsd;
164 	ah->ah_stopPcuReceive	= ar9300_stop_pcu_receive;
165 	ah->ah_setMulticastFilter	= ar9300_set_multicast_filter;
166 	ah->ah_setMulticastFilterIndex = ar9300SetMulticastFilterIndex;
167 	ah->ah_clrMulticastFilterIndex = ar9300ClrMulticastFilterIndex;
168 	ah->ah_getRxFilter		= ar9300_get_rx_filter;
169 	ah->ah_setRxFilter		= ar9300_set_rx_filter;
170 	/* setupRxDesc */
171 	ah->ah_procRxDesc		= ar9300_proc_rx_desc_freebsd;
172 	ah->ah_rxMonitor		= ar9300_ani_rxmonitor_freebsd;
173 	ah->ah_aniPoll		= ar9300_ani_poll_freebsd;
174 	ah->ah_procMibEvent		= ar9300_process_mib_intr;
175 
176 	/* Misc functions */
177 	ah->ah_getCapability	= ar9300_get_capability;
178 	ah->ah_setCapability	= ar9300_set_capability;
179 	ah->ah_getDiagState		= ar9300_get_diag_state;
180 	ah->ah_getMacAddress	= ar9300_get_mac_address;
181 	ah->ah_setMacAddress	= ar9300_set_mac_address;
182 	ah->ah_getBssIdMask		= ar9300_get_bss_id_mask;
183 	ah->ah_setBssIdMask		= ar9300_set_bss_id_mask;
184 	ah->ah_setRegulatoryDomain	= ar9300_set_regulatory_domain;
185 	ah->ah_setLedState		= ar9300_set_led_state;
186 	ah->ah_writeAssocid		= ar9300_write_associd;
187 	ah->ah_gpioCfgInput		= ar9300_gpio_cfg_input;
188 	ah->ah_gpioCfgOutput	= ar9300_gpio_cfg_output;
189 	ah->ah_gpioGet		= ar9300_gpio_get;
190 	ah->ah_gpioSet		= ar9300_gpio_set;
191 	ah->ah_gpioSetIntr		= ar9300_gpio_set_intr;
192 	/* polarity */
193 	/* mask */
194 	ah->ah_getTsf32		= ar9300_get_tsf32;
195 	ah->ah_getTsf64		= ar9300_get_tsf64;
196 	ah->ah_resetTsf		= ar9300_reset_tsf;
197 	ah->ah_setTsf64		= ar9300_freebsd_set_tsf64;
198 	ah->ah_detectCardPresent	= ar9300_detect_card_present;
199 	// ah->ah_updateMibCounters	= ar9300_update_mib_counters;
200 	ah->ah_getRfGain		= ar9300_get_rfgain;
201 	ah->ah_getDefAntenna	= ar9300_get_def_antenna;
202 	ah->ah_setDefAntenna	= ar9300_set_def_antenna;
203 	ah->ah_getAntennaSwitch	= ar9300_freebsd_get_antenna_switch;
204 	ah->ah_setAntennaSwitch	= ar9300_freebsd_set_antenna_switch;
205 	// ah->ah_setSifsTime		= ar9300_set_sifs_time;
206 	// ah->ah_getSifsTime		= ar9300_get_sifs_time;
207 	ah->ah_setSlotTime		= ar9300_set_slot_time;
208 	ah->ah_getSlotTime		= ar9300GetSlotTime;
209 	ah->ah_getAckTimeout	= ar9300_get_ack_timeout;
210 	ah->ah_setAckTimeout	= ar9300_set_ack_timeout;
211 	// XXX ack/ctsrate
212 	// XXX CTS timeout
213 	ah->ah_getCTSTimeout = ar9300_freebsd_get_cts_timeout;
214 	// XXX decompmask
215 	// coverageclass
216 	ah->ah_setQuiet		= ar9300_set_quiet;
217 	ah->ah_getMibCycleCounts	= ar9300_freebsd_get_mib_cycle_counts;
218 
219 	/* DFS functions */
220 	ah->ah_enableDfs		= ar9300_enable_dfs;
221 	ah->ah_getDfsThresh		= ar9300_get_dfs_thresh;
222 	ah->ah_getDfsDefaultThresh	= ar9300_freebsd_get_dfs_default_thresh;
223 	// procradarevent
224 	ah->ah_isFastClockEnabled	= ar9300_is_fast_clock_enabled;
225 	ah->ah_get11nExtBusy	= ar9300_get_11n_ext_busy;
226 
227 	/* Key cache functions */
228 	ah->ah_getKeyCacheSize	= ar9300_get_key_cache_size;
229 	ah->ah_resetKeyCacheEntry	= ar9300_reset_key_cache_entry;
230 	ah->ah_isKeyCacheEntryValid	= ar9300_is_key_cache_entry_valid;
231 	ah->ah_setKeyCacheEntry	= ar9300_set_key_cache_entry;
232 	ah->ah_setKeyCacheEntryMac	= ar9300_set_key_cache_entry_mac;
233 
234 	/* Power management functions */
235 	ah->ah_setPowerMode		= ar9300_set_power_mode;
236 	ah->ah_getPowerMode		= ar9300_get_power_mode;
237 
238 	/* Beacon functions */
239 	/* ah_setBeaconTimers */
240 	ah->ah_beaconInit		= ar9300_freebsd_beacon_init;
241 	ah->ah_setBeaconTimers		= ar9300_beacon_set_beacon_timers;
242 	ah->ah_setStationBeaconTimers = ar9300_set_sta_beacon_timers;
243 	/* ah_resetStationBeaconTimers */
244 	ah->ah_getNextTBTT = ar9300_get_next_tbtt;
245 
246 	/* Interrupt functions */
247 	ah->ah_isInterruptPending	= ar9300_is_interrupt_pending;
248 	ah->ah_getPendingInterrupts	= ar9300_get_pending_interrupts_freebsd;
249 	ah->ah_getInterrupts =	ar9300_get_interrupts;
250 	ah->ah_setInterrupts =	ar9300_set_interrupts_freebsd;
251 
252 	/* Regulatory/internal functions */
253 	//    AH_PRIVATE(ah)->ah_getNfAdjust = ar9300_get_nf_adjust;
254 	AH_PRIVATE(ah)->ah_eepromRead = ar9300_eeprom_read_word;
255 	//    AH_PRIVATE(ah)->ah_getChipPowerLimits = ar9300_get_chip_power_limits;
256 	AH_PRIVATE(ah)->ah_getWirelessModes = ar9300_get_wireless_modes;
257 	AH_PRIVATE(ah)->ah_getChannelEdges = ar9300_get_channel_edges;
258 
259 	AH_PRIVATE(ah)->ah_eepromRead = ar9300_eeprom_read_word;
260 	/* XXX ah_eeprom */
261 	/* XXX ah_eeversion */
262 	/* XXX ah_eepromDetach */
263 	/* XXX ah_eepromGet */
264 	AH_PRIVATE(ah)->ah_eepromGet = ar9300_eeprom_get_freebsd;
265 	/* XXX ah_eepromSet */
266 	/* XXX ah_getSpurChan */
267 	/* XXX ah_eepromDiag */
268 
269 	/* 802.11n functions */
270 	ah->ah_chainTxDesc = ar9300_freebsd_chain_tx_desc;
271 	ah->ah_setupFirstTxDesc= ar9300_freebsd_setup_first_tx_desc;
272 	ah->ah_setupLastTxDesc = ar9300_freebsd_setup_last_tx_desc;
273 	ah->ah_set11nRateScenario = ar9300_freebsd_set_11n_rate_scenario;
274 	ah->ah_set11nTxDesc = ar9300_freebsd_setup_11n_desc;
275 	ah->ah_set11nAggrFirst = ar9300_set_11n_aggr_first;
276 	ah->ah_set11nAggrMiddle = ar9300_set_11n_aggr_middle;
277 	ah->ah_set11nAggrLast = ar9300_set_11n_aggr_last;
278 	ah->ah_clr11nAggr = ar9300_clr_11n_aggr;
279 	ah->ah_set11nBurstDuration = ar9300_set_11n_burst_duration;
280 	/* ah_get11nExtBusy */
281 	ah->ah_set11nMac2040 = ar9300_set_11n_mac2040;
282 	ah->ah_setChainMasks = ar9300SetChainMasks;
283 	/* ah_get11nRxClear */
284 	/* ah_set11nRxClear */
285 
286 	/* bluetooth coexistence functions */
287 	ah->ah_btCoexSetInfo		= ar9300_set_bt_coex_info;
288 	ah->ah_btCoexSetConfig		= ar9300_bt_coex_config;
289 	ah->ah_btCoexSetQcuThresh	= ar9300_bt_coex_set_qcu_thresh;
290 	ah->ah_btCoexSetWeights		= ar9300_bt_coex_set_weights;
291 	ah->ah_btCoexSetBmissThresh	= ar9300_bt_coex_setup_bmiss_thresh;
292 	ah->ah_btCoexSetParameter	= ar9300_bt_coex_set_parameter;
293 	ah->ah_btCoexDisable		= ar9300_bt_coex_disable;
294 	ah->ah_btCoexEnable		= ar9300_bt_coex_enable;
295 
296 	/* MCI bluetooth functions */
297 	if (AR_SREV_JUPITER(ah) || AR_SREV_APHRODITE(ah)) {
298 		ah->ah_btCoexSetWeights = ar9300_mci_bt_coex_set_weights;
299 		ah->ah_btCoexDisable = ar9300_mci_bt_coex_disable;
300 		ah->ah_btCoexEnable = ar9300_mci_bt_coex_enable;
301 	}
302 	ah->ah_btMciSetup		= ar9300_mci_setup;
303 	ah->ah_btMciSendMessage		= ar9300_mci_send_message;
304 	ah->ah_btMciGetInterrupt	= ar9300_mci_get_interrupt;
305 	ah->ah_btMciGetState		= ar9300_mci_state;
306 	ah->ah_btMciDetach		= ar9300_mci_detach;
307 
308 	/* LNA diversity functions */
309 	ah->ah_divLnaConfGet = ar9300_ant_div_comb_get_config;
310 	ah->ah_divLnaConfSet = ar9300_ant_div_comb_set_config;
311 }
312 
313 HAL_BOOL
314 ar9300_reset_freebsd(struct ath_hal *ah, HAL_OPMODE opmode,
315     struct ieee80211_channel *chan, HAL_BOOL bChannelChange,
316     HAL_RESET_TYPE resetType,
317     HAL_STATUS *status)
318 {
319 	HAL_BOOL r;
320 	HAL_HT_MACMODE macmode;
321 	struct ath_hal_private  *ap  = AH_PRIVATE(ah);
322 
323 	macmode =
324 	    IEEE80211_IS_CHAN_HT40(chan) ?
325 	        HAL_HT_MACMODE_2040 : HAL_HT_MACMODE_20;
326 
327 	r = ar9300_reset(ah, opmode, chan, macmode,
328 	    ap->ah_caps.halTxChainMask,
329 	    ap->ah_caps.halRxChainMask,
330 	    HAL_HT_EXTPROTSPACING_20, /* always 20Mhz channel spacing */
331 	    bChannelChange,
332 	    status,
333 	    AH_FALSE);       /* XXX should really extend ath_hal_reset() */
334 
335 	return (r);
336 }
337 
338 void
339 ar9300_config_pcie_freebsd(struct ath_hal *ah, HAL_BOOL restore,
340     HAL_BOOL powerOff)
341 {
342 
343 	ar9300_config_pci_power_save(ah, restore ? 1 : 0, powerOff ? 1 : 0);
344 }
345 
346 /*
347  * This is a copy from ar9300_eeprom_get(), purely because the FreeBSD
348  * API is very silly and inconsistent.
349  *
350  * The AR93xx HAL doesn't call the eepromGetFlag() function, so this
351  * only occurs for FreeBSD code.
352  *
353  * When I fix this particular API, I'll undo this.
354  */
355 HAL_STATUS
356 ar9300_eeprom_get_freebsd(struct ath_hal *ah, int param, void *val)
357 {
358 
359 	switch (param) {
360 	case AR_EEP_FSTCLK_5G:
361 		return HAL_OK;
362 	default:
363 		ath_hal_printf(ah, "%s: called, param=%d\n",
364 		    __func__, param);
365 		return HAL_EIO;
366 	}
367 }
368 
369 HAL_BOOL
370 ar9300_stop_tx_dma_freebsd(struct ath_hal *ah, u_int q)
371 {
372 
373 	return ar9300_stop_tx_dma(ah, q, 1000);
374 }
375 
376 void
377 ar9300_ani_poll_freebsd(struct ath_hal *ah,
378     const struct ieee80211_channel *chan)
379 {
380 
381 	HAL_NODE_STATS stats;
382 	HAL_ANISTATS anistats;
383 	HAL_SURVEY_SAMPLE survey;
384 
385 	OS_MEMZERO(&stats, sizeof(stats));
386 	OS_MEMZERO(&anistats, sizeof(anistats));
387 	OS_MEMZERO(&survey, sizeof(survey));
388 
389 	ar9300_ani_ar_poll(ah, &stats, chan, &anistats);
390 
391 	/*
392 	 * If ANI stats are valid, use them to update the
393 	 * channel survey.
394 	 */
395 	if (anistats.valid) {
396 		survey.cycle_count = anistats.cyclecnt_diff;
397 		survey.chan_busy = anistats.rxclr_cnt;
398 		survey.ext_chan_busy = anistats.extrxclr_cnt;
399 		survey.tx_busy = anistats.txframecnt_diff;
400 		survey.rx_busy = anistats.rxframecnt_diff;
401 		ath_hal_survey_add_sample(ah, &survey);
402 	}
403 }
404 
405 /*
406  * Setup the configuration parameters in the style the AR9300 HAL
407  * wants.
408  */
409 void
410 ar9300_config_defaults_freebsd(struct ath_hal *ah, HAL_OPS_CONFIG *ah_config)
411 {
412 
413 	/* Until FreeBSD's HAL does this by default - just copy */
414 	OS_MEMCPY(&ah->ah_config, ah_config, sizeof(HAL_OPS_CONFIG));
415 	ah->ah_config.ath_hal_enable_ani = AH_TRUE;
416 }
417 
418 HAL_BOOL
419 ar9300_stop_dma_receive_freebsd(struct ath_hal *ah)
420 {
421 
422 	return ar9300_stop_dma_receive(ah, 1000);
423 }
424 
425 HAL_BOOL
426 ar9300_get_pending_interrupts_freebsd(struct ath_hal *ah, HAL_INT *masked)
427 {
428 
429 	/* Non-MSI, so no MSI vector; and 'nortc' = 0 */
430 	return ar9300_get_pending_interrupts(ah, masked, HAL_INT_LINE, 0, 0);
431 }
432 
433 HAL_INT
434 ar9300_set_interrupts_freebsd(struct ath_hal *ah, HAL_INT ints)
435 {
436 
437 	/* nortc = 0 */
438 	return ar9300_set_interrupts(ah, ints, 0);
439 }
440 
441 HAL_BOOL
442 ar9300_per_calibration_freebsd(struct ath_hal *ah,
443     struct ieee80211_channel *chan, u_int rxchainmask, HAL_BOOL long_cal,
444     HAL_BOOL *isCalDone)
445 {
446 	/* XXX fake scheduled calibrations for now */
447 	u_int32_t sched_cals = 0xfffffff;
448 
449 	return ar9300_calibration(ah, chan,
450 	    AH_PRIVATE(ah)->ah_caps.halRxChainMask,
451 	    long_cal,
452 	    isCalDone,
453 	    0,			/* is_scan */
454 	    &sched_cals);
455 }
456 
457 HAL_BOOL
458 ar9300_reset_cal_valid_freebsd(struct ath_hal *ah,
459     const struct ieee80211_channel *chan)
460 {
461 
462 	HAL_BOOL is_cal_done = AH_TRUE;
463 
464 	ar9300_reset_cal_valid(ah, chan, &is_cal_done, 0xffffffff);
465 	return (is_cal_done);
466 }
467 
468 
469 void
470 ar9300_start_pcu_receive_freebsd(struct ath_hal *ah)
471 {
472 
473 	/* is_scanning flag == NULL */
474 	ar9300_start_pcu_receive(ah, AH_FALSE);
475 }
476 
477 /*
478  * FreeBSD will just pass in the descriptor value as 'pa'.
479  * The Atheros HAL treats 'pa' as the physical address of the RX
480  * descriptor and 'bufaddr' as the physical address of the RX buffer.
481  * I'm not sure why they didn't collapse them - the AR9300 RX descriptor
482  * routine doesn't check 'pa'.
483  */
484 HAL_STATUS
485 ar9300_proc_rx_desc_freebsd(struct ath_hal *ah, struct ath_desc *ds,
486     uint32_t pa, struct ath_desc *ds_next, uint64_t tsf,
487     struct ath_rx_status *rxs)
488 {
489 
490 	return (ar9300_proc_rx_desc_fast(ah, ds, 0, ds_next, rxs,
491 	    (void *) ds));
492 }
493 
494 void
495 ar9300_ani_rxmonitor_freebsd(struct ath_hal *ah, const HAL_NODE_STATS *stats,
496     const struct ieee80211_channel *chan)
497 {
498 
499 }
500 
501 void
502 ar9300_freebsd_get_desc_link(struct ath_hal *ah, void *ds, uint32_t *link)
503 {
504 	struct ar9300_txc *ads = AR9300TXC(ds);
505 
506 	(*link) = ads->ds_link;
507 }
508 
509 /*
510  * TX descriptor field setting wrappers - eek.
511  */
512 
513 
514 HAL_BOOL
515 ar9300_freebsd_setup_tx_desc(struct ath_hal *ah, struct ath_desc *ds,
516     u_int pktLen, u_int hdrLen, HAL_PKT_TYPE type, u_int txPower,
517     u_int txRate0, u_int txTries0, u_int keyIx, u_int antMode, u_int flags,
518     u_int rtsctsRate, u_int rtsCtsDuration, u_int compicvLen,
519     u_int compivLen, u_int comp)
520 {
521 	struct ath_hal_9300 *ahp = AH9300(ah);
522 
523 	HAL_KEY_TYPE keyType = 0;	/* XXX No padding */
524 
525 	if (keyIx != HAL_TXKEYIX_INVALID)
526 		keyType = ahp->ah_keytype[keyIx];
527 
528 	/* XXX bounds check keyix */
529 	ar9300_set_11n_tx_desc(ah, ds, pktLen, type, txPower, keyIx,
530 	    keyType, flags);
531 
532 	return AH_TRUE;
533 }
534 
535 HAL_BOOL
536 ar9300_freebsd_setup_x_tx_desc(struct ath_hal *ah, struct ath_desc *ds,
537     u_int txRate1, u_int txTries1,
538     u_int txRate2, u_int txTries2,
539     u_int txRate3, u_int txTries3)
540 {
541 
542 #if 0
543 	ath_hal_printf(ah, "%s: called, 0x%x/%d, 0x%x/%d, 0x%x/%d\n",
544 	    __func__,
545 	    txRate1, txTries1,
546 	    txRate2, txTries2,
547 	    txRate3, txTries3);
548 #endif
549 
550 	/* XXX should only be called during probe */
551 	return (AH_TRUE);
552 }
553 
554 HAL_BOOL
555 ar9300_freebsd_fill_tx_desc(struct ath_hal *ah, struct ath_desc *ds,
556     HAL_DMA_ADDR *bufListPtr, uint32_t *segLenPtr, u_int descId, u_int qid,
557     HAL_BOOL firstSeg, HAL_BOOL lastSeg,
558     const struct ath_desc *ds0)
559 {
560 	HAL_KEY_TYPE keyType = 0;
561 	const struct ar9300_txc *ads = AR9300TXC_CONST(ds0);
562 
563 	/*
564 	 * FreeBSD's HAL doesn't pass the keytype to fill_tx_desc();
565 	 * it's copied as part of the descriptor chaining.
566 	 *
567 	 * So, extract it from ds0.
568 	 */
569 	keyType = MS(ads->ds_ctl17, AR_encr_type);
570 
571 	return ar9300_fill_tx_desc(ah, ds, bufListPtr, segLenPtr, descId,
572 	    qid, keyType, firstSeg, lastSeg, ds0);
573 }
574 
575 HAL_BOOL
576 ar9300_freebsd_get_tx_completion_rates(struct ath_hal *ah,
577     const struct ath_desc *ds0, int *rates, int *tries)
578 {
579 
580 	ath_hal_printf(ah, "%s: called\n", __func__);
581 	return AH_FALSE;	/* XXX for now */
582 }
583 
584 
585 /*
586  * 802.11n TX descriptor wrappers
587  */
588 void
589 ar9300_freebsd_set_11n_rate_scenario(struct ath_hal *ah, struct ath_desc *ds,
590     u_int durUpdateEn, u_int rtsctsRate, HAL_11N_RATE_SERIES series[],
591     u_int nseries, u_int flags)
592 {
593 
594 	/* lastds=NULL, rtscts_duration is 0, smart antenna is 0 */
595 	ar9300_set_11n_rate_scenario(ah, (void *) ds, (void *)ds, durUpdateEn,
596 	    rtsctsRate, 0, series, nseries, flags, 0);
597 }
598 
599 /* chaintxdesc */
600 HAL_BOOL
601 ar9300_freebsd_chain_tx_desc(struct ath_hal *ah, struct ath_desc *ds,
602     HAL_DMA_ADDR *bufLenList, uint32_t *segLenList,
603     u_int pktLen, u_int hdrLen, HAL_PKT_TYPE type, u_int keyIx,
604     HAL_CIPHER cipher, uint8_t numDelims,
605     HAL_BOOL firstSeg, HAL_BOOL lastSeg, HAL_BOOL lastAggr)
606 {
607 
608 	ath_hal_printf(ah, "%s: called\n", __func__);
609 	return AH_FALSE;
610 }
611 
612 /* setupfirsttxdesc */
613 HAL_BOOL
614 ar9300_freebsd_setup_first_tx_desc(struct ath_hal *ah, struct ath_desc *ds,
615     u_int aggrLen, u_int flags, u_int txPower, u_int txRate0,
616     u_int txTries0, u_int antMode, u_int rtsctsRate, u_int rtsctsDuration)
617 {
618 
619 	ath_hal_printf(ah, "%s: called\n", __func__);
620 	return AH_FALSE;
621 }
622 
623 /* setuplasttxdesc */
624 /*
625  * This gets called but for now let's not log anything;
626  * it's only used to update the rate control information.
627  */
628 HAL_BOOL
629 ar9300_freebsd_setup_last_tx_desc(struct ath_hal *ah, struct ath_desc *ds,
630     const struct ath_desc *ds0)
631 {
632 
633 //	ath_hal_printf(ah, "%s: called\n", __func__);
634 	return AH_FALSE;
635 }
636 
637 void
638 ar9300_freebsd_setup_11n_desc(struct ath_hal *ah, void *ds, u_int pktLen,
639     HAL_PKT_TYPE type, u_int txPower, u_int keyIx, u_int flags)
640 {
641 	ath_hal_printf(ah, "%s: called\n", __func__);
642 #if 0
643 	struct ath_hal_9300 *ahp = AH9300(ah);
644 
645 	HAL_KEY_TYPE keyType = 0;	/* XXX No padding */
646 
647 	if (keyIx != HAL_TXKEYIX_INVALID)
648 		keyType = ahp->ah_keytype[keyIx];
649 
650 	/* XXX bounds check keyix */
651 	ar9300_set_11n_tx_desc(ah, ds, pktLen, type, txPower, keyIx,
652 	    keyType, flags);
653 #endif
654 }
655 
656 HAL_STATUS
657 ar9300_freebsd_proc_tx_desc(struct ath_hal *ah, struct ath_desc *ds,
658     struct ath_tx_status *ts)
659 {
660 
661 	return ar9300_proc_tx_desc(ah, ts);
662 }
663 
664 void
665 ar9300_freebsd_beacon_init(struct ath_hal *ah, uint32_t next_beacon,
666     uint32_t beacon_period)
667 {
668 
669 	ar9300_beacon_init(ah, next_beacon, beacon_period, 0,
670 	    AH_PRIVATE(ah)->ah_opmode);
671 }
672 
673 HAL_BOOL
674 ar9300_freebsd_get_mib_cycle_counts(struct ath_hal *ah,
675     HAL_SURVEY_SAMPLE *hs)
676 
677 {
678 
679 	return (AH_FALSE);
680 }
681 
682 HAL_BOOL
683 ar9300_freebsd_get_dfs_default_thresh(struct ath_hal *ah,
684     HAL_PHYERR_PARAM *pe)
685 {
686 
687 	/* XXX not yet */
688 
689 	return (AH_FALSE);
690 }
691 
692 /*
693  * Clear multicast filter by index - from FreeBSD ar5212_recv.c
694  */
695 static HAL_BOOL
696 ar9300ClrMulticastFilterIndex(struct ath_hal *ah, uint32_t ix)
697 {
698 	uint32_t val;
699 
700 	if (ix >= 64)
701 		return (AH_FALSE);
702 	if (ix >= 32) {
703 		val = OS_REG_READ(ah, AR_MCAST_FIL1);
704 		OS_REG_WRITE(ah, AR_MCAST_FIL1, (val &~ (1<<(ix-32))));
705 	} else {
706 		val = OS_REG_READ(ah, AR_MCAST_FIL0);
707 		OS_REG_WRITE(ah, AR_MCAST_FIL0, (val &~ (1<<ix)));
708 	}
709 	return AH_TRUE;
710 }
711 
712 /*
713  * Set multicast filter by index - from FreeBSD ar5212_recv.c
714  */
715 static HAL_BOOL
716 ar9300SetMulticastFilterIndex(struct ath_hal *ah, uint32_t ix)
717 {
718 	uint32_t val;
719 
720 	if (ix >= 64)
721 		return (AH_FALSE);
722 	if (ix >= 32) {
723 		val = OS_REG_READ(ah, AR_MCAST_FIL1);
724 		OS_REG_WRITE(ah, AR_MCAST_FIL1, (val | (1<<(ix-32))));
725 	} else {
726 		val = OS_REG_READ(ah, AR_MCAST_FIL0);
727 		OS_REG_WRITE(ah, AR_MCAST_FIL0, (val | (1<<ix)));
728 	}
729 	return (AH_TRUE);
730 }
731 
732 #define	TU_TO_USEC(_tu) ((_tu) << 10)
733 #define	ONE_EIGHTH_TU_TO_USEC(_tu8) ((_tu8) << 7)
734 
735 /*
736  * Initializes all of the hardware registers used to
737  * send beacons.  Note that for station operation the
738  * driver calls ar9300_set_sta_beacon_timers instead.
739  */
740 static void
741 ar9300_beacon_set_beacon_timers(struct ath_hal *ah,
742     const HAL_BEACON_TIMERS *bt)
743 {
744 	uint32_t bperiod;
745 
746 #if 0
747     HALASSERT(opmode == HAL_M_IBSS || opmode == HAL_M_HOSTAP);
748     if (opmode == HAL_M_IBSS) {
749         OS_REG_SET_BIT(ah, AR_TXCFG, AR_TXCFG_ADHOC_BEACON_ATIM_TX_POLICY);
750     }
751 #endif
752 
753 	/* XXX TODO: should migrate the HAL code to always use ONE_EIGHTH_TU */
754 	OS_REG_WRITE(ah, AR_NEXT_TBTT_TIMER, TU_TO_USEC(bt->bt_nexttbtt));
755 	OS_REG_WRITE(ah, AR_NEXT_DMA_BEACON_ALERT, ONE_EIGHTH_TU_TO_USEC(bt->bt_nextdba));
756 	OS_REG_WRITE(ah, AR_NEXT_SWBA, ONE_EIGHTH_TU_TO_USEC(bt->bt_nextswba));
757 	OS_REG_WRITE(ah, AR_NEXT_NDP_TIMER, TU_TO_USEC(bt->bt_nextatim));
758 
759 	bperiod = TU_TO_USEC(bt->bt_intval & HAL_BEACON_PERIOD);
760 	/* XXX TODO! */
761 //        ahp->ah_beaconInterval = bt->bt_intval & HAL_BEACON_PERIOD;
762 	OS_REG_WRITE(ah, AR_BEACON_PERIOD, bperiod);
763 	OS_REG_WRITE(ah, AR_DMA_BEACON_PERIOD, bperiod);
764 	OS_REG_WRITE(ah, AR_SWBA_PERIOD, bperiod);
765 	OS_REG_WRITE(ah, AR_NDP_PERIOD, bperiod);
766 
767 	/*
768 	 * Reset TSF if required.
769 	 */
770 	if (bt->bt_intval & HAL_BEACON_RESET_TSF)
771 		ar9300_reset_tsf(ah);
772 
773 	/* enable timers */
774 	/* NB: flags == 0 handled specially for backwards compatibility */
775 	OS_REG_SET_BIT(ah, AR_TIMER_MODE,
776 	    bt->bt_flags != 0 ? bt->bt_flags :
777 	    AR_TBTT_TIMER_EN | AR_DBA_TIMER_EN | AR_SWBA_TIMER_EN);
778 }
779 
780 
781 /*
782  * RF attach stubs
783  */
784 
785 static HAL_BOOL
786 rf9330_attach(struct ath_hal *ah, HAL_STATUS *status)
787 {
788 
789 	(*status) = HAL_EINVAL;
790 	return (AH_FALSE);
791 }
792 
793 static HAL_BOOL
794 rf9330_probe(struct ath_hal *ah)
795 {
796 	return (AH_FALSE);
797 }
798 
799 AH_RF(RF9330, rf9330_probe, rf9330_attach);
800 
801