1 /*-
90 	error = ath_descdma_alloc_desc(sc, &sc->sc_btcoex.buf, NULL,  in ath_btcoex_mci_attach()
93 		device_printf(sc->sc_dev, "%s: failed to alloc MCI RAM\n",  in ath_btcoex_mci_attach()
98 	/* Yes, we're going to do bluetooth MCI coex */  in ath_btcoex_mci_attach()
99 	sc->sc_btcoex_mci = 1;  in ath_btcoex_mci_attach()
102 	sc->sc_btcoex.wlan_channels[0] = 0x00000000;  in ath_btcoex_mci_attach()
103 	sc->sc_btcoex.wlan_channels[1] = 0xffffffff;  in ath_btcoex_mci_attach()
104 	sc->sc_btcoex.wlan_channels[2] = 0xffffffff;  in ath_btcoex_mci_attach()
105 	sc->sc_btcoex.wlan_channels[3] = 0x7fffffff;  in ath_btcoex_mci_attach()
113 	 * the HAL call with do (gpm_buf + (sched_addr - gpm_addr)) to  in ath_btcoex_mci_attach()
114 	 * set sched_buf, and we're "golden".  in ath_btcoex_mci_attach()
118 	 * bytes per entry and we're storing 16 entries.  in ath_btcoex_mci_attach()
120 	sc->sc_btcoex.gpm_buf = (void *) sc->sc_btcoex.buf.dd_desc;  in ath_btcoex_mci_attach()
121 	sc->sc_btcoex.sched_buf = sc->sc_btcoex.gpm_buf +  in ath_btcoex_mci_attach()
124 	sc->sc_btcoex.gpm_paddr = sc->sc_btcoex.buf.dd_desc_paddr;  in ath_btcoex_mci_attach()
125 	sc->sc_btcoex.sched_paddr = sc->sc_btcoex.gpm_paddr +  in ath_btcoex_mci_attach()
129 	memset(sc->sc_btcoex.gpm_buf, 0xfe, buflen);  in ath_btcoex_mci_attach()
132 	 * This is an unfortunate x86'ism in the HAL - the  in ath_btcoex_mci_attach()
138 	 * and will behave poorly on non-coherent systems.  in ath_btcoex_mci_attach()
142 	ath_hal_btcoex_mci_setup(sc->sc_ah,  in ath_btcoex_mci_attach()
143 	    sc->sc_btcoex.gpm_paddr,  in ath_btcoex_mci_attach()
144 	    sc->sc_btcoex.gpm_buf,  in ath_btcoex_mci_attach()
146 	    sc->sc_btcoex.sched_paddr);  in ath_btcoex_mci_attach()
158 	ath_hal_btcoex_mci_detach(sc->sc_ah);  in ath_btcoex_mci_detach()
159 	ath_descdma_cleanup(sc, &sc->sc_btcoex.buf, NULL);  in ath_btcoex_mci_detach()
166  * For MCI, we just use the top-level enable/disable flag, and
176 	 * Always reconfigure stomp-all for now, so wlan wins.  in ath_btcoex_mci_enable()
182 	 * The longer-term solution is to dynamically adjust whether  in ath_btcoex_mci_enable()
184 	 * making the individual stomp bits configurable.  in ath_btcoex_mci_enable()
186 	ath_hal_btcoex_set_weights(sc->sc_ah, HAL_BT_COEX_STOMP_ALL);  in ath_btcoex_mci_enable()
206 	if (! sc->sc_btcoex_mci)  in ath_btcoex_mci_event()
214 	if (ath_hal_btcoex_mci_state(sc->sc_ah,  in ath_btcoex_mci_event()
218 		if (ath_hal_btcoex_mci_state(sc->sc_ah,  in ath_btcoex_mci_event()
228 			ath_hal_btcoex_mci_state(sc->sc_ah,  in ath_btcoex_mci_event()
230 			ath_hal_btcoex_mci_state(sc->sc_ah,  in ath_btcoex_mci_event()
244 	ath_hal_btcoex_mci_send_message(sc->sc_ah, MCI_GPM, 0, payload, 16,  in ath_btcoex_mci_send_gpm()
255 	device_printf(sc->sc_dev, "%s: TODO!\n", __func__);  in ath_btcoex_mci_bt_cal_do()
268 		if (ath_hal_btcoex_mci_state(sc->sc_ah, HAL_MCI_STATE_BT,  in ath_btcoex_mci_cal_msg()
270 			ath_hal_btcoex_mci_state(sc->sc_ah,  in ath_btcoex_mci_cal_msg()
276 			    ath_hal_btcoex_mci_state(sc->sc_ah,  in ath_btcoex_mci_cal_msg()
282 		if (ath_hal_btcoex_mci_state(sc->sc_ah, HAL_MCI_STATE_BT,  in ath_btcoex_mci_cal_msg()
323 	struct ieee80211com *ic = &sc->sc_ic;  in ath_btcoex_mci_update_wlan_channels()
324 	struct ieee80211_channel *chan = ic->ic_curchan;  in ath_btcoex_mci_update_wlan_channels()
331 		wl_chan = chan->ic_freq - 2402;  in ath_btcoex_mci_update_wlan_channels()
333 			bt_start = wl_chan - 10;  in ath_btcoex_mci_update_wlan_channels()
336 			bt_start = wl_chan - 30;  in ath_btcoex_mci_update_wlan_channels()
340 			bt_start = wl_chan - 10;  in ath_btcoex_mci_update_wlan_channels()
344 		bt_start -= 7;  in ath_btcoex_mci_update_wlan_channels()
354 		    chan->ic_freq);  in ath_btcoex_mci_update_wlan_channels()
356 		    "(MCI) mask BT channel %d - %d\n", bt_start, bt_end);  in ath_btcoex_mci_update_wlan_channels()
364 	ath_hal_btcoex_mci_state(sc->sc_ah, HAL_MCI_STATE_SEND_WLAN_CHANNELS,  in ath_btcoex_mci_update_wlan_channels()
381 		version = ath_hal_btcoex_mci_state(sc->sc_ah,  in ath_btcoex_mci_coex_msg()
393 		version = ath_hal_btcoex_mci_state(sc->sc_ah,  in ath_btcoex_mci_coex_msg()
401 		ath_hal_btcoex_mci_state(sc->sc_ah,  in ath_btcoex_mci_coex_msg()
440 	ath_hal_btcoex_mci_get_interrupt(sc->sc_ah, &mciInt, &mciIntRxMsg);  in ath_btcoex_mci_intr()
442 	if (ath_hal_btcoex_mci_state(sc->sc_ah, HAL_MCI_STATE_ENABLE,  in ath_btcoex_mci_intr()
444 		ath_hal_btcoex_mci_state(sc->sc_ah,  in ath_btcoex_mci_intr()
465 		ath_hal_btcoex_mci_send_message(sc->sc_ah,  in ath_btcoex_mci_intr()
469 		ath_hal_btcoex_mci_send_message(sc->sc_ah,  in ath_btcoex_mci_intr()
473 		ath_hal_btcoex_mci_state(sc->sc_ah,  in ath_btcoex_mci_intr()
479 		ath_hal_btcoex_mci_state(sc->sc_ah,  in ath_btcoex_mci_intr()
486 		if (ath_hal_btcoex_mci_state(sc->sc_ah, HAL_MCI_STATE_BT,  in ath_btcoex_mci_intr()
488 			if (ath_hal_btcoex_mci_state(sc->sc_ah,  in ath_btcoex_mci_intr()
495 				ath_hal_btcoex_mci_state(sc->sc_ah,  in ath_btcoex_mci_intr()
506 		if (ath_hal_btcoex_mci_state(sc->sc_ah, HAL_MCI_STATE_BT,  in ath_btcoex_mci_intr()
508 			if (ath_hal_btcoex_mci_state(sc->sc_ah,  in ath_btcoex_mci_intr()
515 				ath_hal_btcoex_mci_state(sc->sc_ah,  in ath_btcoex_mci_intr()
525 	 * Recover from out-of-order / wrong-offset GPM messages.  in ath_btcoex_mci_intr()
531 		ath_hal_btcoex_mci_state(sc->sc_ah,  in ath_btcoex_mci_intr()
538 		offset = ath_hal_btcoex_mci_state(sc->sc_ah,  in ath_btcoex_mci_intr()
549 			pGpm = (void *) sc->sc_btcoex.gpm_buf;  in ath_btcoex_mci_intr()
550 			offset = ath_hal_btcoex_mci_state(sc->sc_ah,  in ath_btcoex_mci_intr()
574 						device_printf(sc->sc_dev,  in ath_btcoex_mci_intr()
607 			value_dbm = ath_hal_btcoex_mci_state(sc->sc_ah,  in ath_btcoex_mci_intr()
611 			if (ath_hal_btcoex_mci_state(sc->sc_ah,  in ath_btcoex_mci_intr()
615 				ath_hal_btcoex_mci_state(sc->sc_ah,  in ath_btcoex_mci_intr()
621 				ath_hal_btcoex_mci_state(sc->sc_ah,  in ath_btcoex_mci_intr()
638 	 * This is the final part of GPT out-of-sync recovery.  in ath_btcoex_mci_intr()