Differential D5054 Diff 18741 head/sys/dev/iwm/if_iwm.c

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head/sys/dev/iwm/if_iwm.c

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/*		/*
* Process an IWM_CSR_INT_BIT_FH_RX or IWM_CSR_INT_BIT_SW_RX interrupt.		* Process an IWM_CSR_INT_BIT_FH_RX or IWM_CSR_INT_BIT_SW_RX interrupt.
* Basic structure from if_iwn		* Basic structure from if_iwn
*/		*/
static void		static void
iwm_notif_intr(struct iwm_softc *sc)		iwm_notif_intr(struct iwm_softc *sc)
{		{
		struct ieee80211com *ic = &sc->sc_ic;
uint16_t hw;		uint16_t hw;

bus_dmamap_sync(sc->rxq.stat_dma.tag, sc->rxq.stat_dma.map,		bus_dmamap_sync(sc->rxq.stat_dma.tag, sc->rxq.stat_dma.map,
BUS_DMASYNC_POSTREAD);		BUS_DMASYNC_POSTREAD);

hw = le16toh(sc->rxq.stat->closed_rb_num) & 0xfff;		hw = le16toh(sc->rxq.stat->closed_rb_num) & 0xfff;
while (sc->rxq.cur != hw) {		while (sc->rxq.cur != hw) {
struct iwm_rx_ring *ring = &sc->rxq;		struct iwm_rx_ring *ring = &sc->rxq;
Show All 37 Lines	case IWM_TX_CMD:
iwm_mvm_rx_tx_cmd(sc, pkt, data);		iwm_mvm_rx_tx_cmd(sc, pkt, data);
break;		break;

case IWM_MISSED_BEACONS_NOTIFICATION: {		case IWM_MISSED_BEACONS_NOTIFICATION: {
struct iwm_missed_beacons_notif *resp;		struct iwm_missed_beacons_notif *resp;
int missed;		int missed;

/* XXX look at mac_id to determine interface ID */		/* XXX look at mac_id to determine interface ID */
struct ieee80211com *ic = &sc->sc_ic;
struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps);		struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps);

SYNC_RESP_STRUCT(resp, pkt);		SYNC_RESP_STRUCT(resp, pkt);
missed = le32toh(resp->consec_missed_beacons);		missed = le32toh(resp->consec_missed_beacons);

IWM_DPRINTF(sc, IWM_DEBUG_BEACON \| IWM_DEBUG_STATE,		IWM_DPRINTF(sc, IWM_DEBUG_BEACON \| IWM_DEBUG_STATE,
"%s: MISSED_BEACON: mac_id=%d, "		"%s: MISSED_BEACON: mac_id=%d, "
"consec_since_last_rx=%d, consec=%d, num_expect=%d "		"consec_since_last_rx=%d, consec=%d, num_expect=%d "
▲ Show 20 Lines • Show All 91 Lines • ▼ Show 20 Lines	while (sc->rxq.cur != hw) {
case IWM_INIT_COMPLETE_NOTIF:		case IWM_INIT_COMPLETE_NOTIF:
sc->sc_init_complete = 1;		sc->sc_init_complete = 1;
wakeup(&sc->sc_init_complete);		wakeup(&sc->sc_init_complete);
break;		break;

case IWM_SCAN_COMPLETE_NOTIFICATION: {		case IWM_SCAN_COMPLETE_NOTIFICATION: {
struct iwm_scan_complete_notif *notif;		struct iwm_scan_complete_notif *notif;
SYNC_RESP_STRUCT(notif, pkt);		SYNC_RESP_STRUCT(notif, pkt);
taskqueue_enqueue(sc->sc_tq, &sc->sc_es_task);		ieee80211_runtask(ic, &sc->sc_es_task);
break; }		break; }

case IWM_REPLY_ERROR: {		case IWM_REPLY_ERROR: {
struct iwm_error_resp *resp;		struct iwm_error_resp *resp;
SYNC_RESP_STRUCT(resp, pkt);		SYNC_RESP_STRUCT(resp, pkt);

device_printf(sc->sc_dev,		device_printf(sc->sc_dev,
"firmware error 0x%x, cmd 0x%x\n",		"firmware error 0x%x, cmd 0x%x\n",
▲ Show 20 Lines • Show All 357 Lines • ▼ Show 20 Lines	iwm_attach(device_t dev)
int txq_i, i;		int txq_i, i;

sc->sc_dev = dev;		sc->sc_dev = dev;
IWM_LOCK_INIT(sc);		IWM_LOCK_INIT(sc);
mbufq_init(&sc->sc_snd, ifqmaxlen);		mbufq_init(&sc->sc_snd, ifqmaxlen);
callout_init_mtx(&sc->sc_watchdog_to, &sc->sc_mtx, 0);		callout_init_mtx(&sc->sc_watchdog_to, &sc->sc_mtx, 0);
callout_init_mtx(&sc->sc_led_blink_to, &sc->sc_mtx, 0);		callout_init_mtx(&sc->sc_led_blink_to, &sc->sc_mtx, 0);
TASK_INIT(&sc->sc_es_task, 0, iwm_endscan_cb, sc);		TASK_INIT(&sc->sc_es_task, 0, iwm_endscan_cb, sc);
sc->sc_tq = taskqueue_create("iwm_taskq", M_WAITOK,
taskqueue_thread_enqueue, &sc->sc_tq);
error = taskqueue_start_threads(&sc->sc_tq, 1, 0, "iwm_taskq");
if (error != 0) {
device_printf(dev, "can't start threads, error %d\n",
error);
goto fail;
}

/* PCI attach */		/* PCI attach */
error = iwm_pci_attach(dev);		error = iwm_pci_attach(dev);
if (error != 0)		if (error != 0)
goto fail;		goto fail;

sc->sc_wantresp = -1;		sc->sc_wantresp = -1;

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static int		static int
iwm_detach_local(struct iwm_softc *sc, int do_net80211)		iwm_detach_local(struct iwm_softc *sc, int do_net80211)
{		{
struct iwm_fw_info *fw = &sc->sc_fw;		struct iwm_fw_info *fw = &sc->sc_fw;
device_t dev = sc->sc_dev;		device_t dev = sc->sc_dev;
int i;		int i;

if (sc->sc_tq) {		ieee80211_draintask(&sc->sc_ic, &sc->sc_es_task);
taskqueue_drain_all(sc->sc_tq);
taskqueue_free(sc->sc_tq);
}
callout_drain(&sc->sc_led_blink_to);		callout_drain(&sc->sc_led_blink_to);
callout_drain(&sc->sc_watchdog_to);		callout_drain(&sc->sc_watchdog_to);
iwm_stop_device(sc);		iwm_stop_device(sc);
if (do_net80211)		if (do_net80211)
ieee80211_ifdetach(&sc->sc_ic);		ieee80211_ifdetach(&sc->sc_ic);

iwm_phy_db_free(sc);		iwm_phy_db_free(sc);

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